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DC DC Switching Controllers

294 parts by stock depth · page 1 of 2

DC DC Switching Controllers in the Integrated Circuits section, sorted by the deepest stock at the distributors that carry them.

TracedParts lists 294 DC DC switching controllers from 20 manufacturers. Prices, stock and lead time come from DigiKey, Mouser and element14 through their own APIs, pulled 2026-09-25. The 200 shown on this page hold 17,823,049 units between them, cheapest unit price from RM 0.20.

Which DC DC switching controllers are in stock, and what do they cost?

PART NUMBER
MANUFACTURER
DESCRIPTION
PACKAGE
TOTAL STOCK
FROM
TL3843BDR-8
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
1,235,464
RM 0.91
LV5069JA-AH
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-SSOP
16-LSSOP (0.173", 4.40mm Width)
702,540
RM 6.63
NCP81102MNTXG
onsemi
Regulator Output DC-DC Controller IC 32-QFN (5x5)
32-VFQFN Exposed Pad
549,658
RM 3.40
NCP81272TMNTXG
onsemi
Regulator Output DC-DC Controller IC
-
520,000
RM 2.06
TPS53124RGER
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
372,600
RM 10.43
DAP024
Fairchild Semiconductor
Regulator Output DC-DC Controller IC
-
360,000
RM 0.20
UC3842BD1R2
onsemi
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
355,000
RM 1.54
LV5064VB-TLM-H
onsemi
Regulator Output DC-DC Controller IC
-
341,000
RM 2.59
LV5050NV-TLM-E
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-SSOP
20-LSSOP (0.173", 4.40mm Width)
306,000
RM 7.64
LV5066V-TLM-H
onsemi
Regulator Output DC-DC Controller IC
-
296,000
RM 5.42
MIC38C43BMM TR
Microchip Technology
Boost, Buck, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-MSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
262,842
RM 4.61
MC34063AGD
TAEJIN
Boost, Buck Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 8-SOP
8-SOIC (0.154", 3.90mm Width)
260,000
RM 0.49
IFX81481ELVXUMA1
Infineon Technologies
Buck Regulator Positive Output Step-Down DC-DC Controller IC PG-SSOP-14-3
14-LSSOP (0.154", 3.90mm Width) Exposed Pad
253,206
RM 5.09
SG5701TZ
Fairchild Semiconductor
Flyback Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC SOT-23-6
SOT-23-6
237,000
RM 3.27
NCP81101BMNTXG
onsemi
Regulator Output DC-DC Controller IC 28-QFN (5x5)
28-VFQFN Exposed Pad
212,000
RM 3.08
TL3844P
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
195,321
RM 3.60
LV5052V-TLM-E
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 30-SSOP
30-LSSOP (0.220", 5.60mm Width)
190,000
RM 7.48
NCP1581DR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
186,045
RM 4.00
ADP32120091MNR2G
onsemi
Regulator Output DC-DC Controller IC
-
181,383
RM 4.33
SR4410LRL
onsemi
Regulator Output DC-DC Controller IC
-
172,417
RM 1.74
TPS43000PWR
Texas Instruments
Buck, Boost, Buck-Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
165,798
RM 19.42
SG5701TZ-ON
onsemi
Flyback Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC SOT-23-6
SOT-23-6
165,000
RM 3.27
TL2843BP
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
159,424
RM 2.83
XR75100ELTR-F
MaxLinear, Inc.
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-QFN (3x3)
16-VFQFN Exposed Pad
159,000
RM 9.11
MIC38C43XBMTR
Micrel Inc.
Regulator Output DC-DC Controller IC
-
156,404
RM 4.69
LV5061V-TLM-H
Sanyo
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-SSOP
16-LSSOP (0.173", 4.40mm Width)
148,000
RM 4.69
NCP5425DBR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-TSSOP
20-TSSOP (0.173", 4.40mm Width)
136,520
RM 7.24
HIP6303CB-T
Harris Corporation
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-SOIC
20-SOIC (0.295", 7.50mm Width)
131,000
RM 17.02
LM1771SSD
National Semiconductor
Buck Regulator Positive Output Step-Down DC-DC Controller IC 6-WSON (3x3)
6-WDFN Exposed Pad
130,000
RM 3.36
TPS40180RGER
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
127,052
RM 15.43
NCP81118MNTWG
onsemi
Regulator Output DC-DC Controller IC
-
125,000
RM 3.60
NCP1587GDR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
122,780
RM 1.74
NCP3011DTBR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
122,637
RM 3.44
UC3844BNG
onsemi
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
121,375
RM 3.36
UC3572DTR
Texas Instruments
Flyback Regulator Negative Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
118,290
RM 17.19
NCP1337PG
onsemi
Regulator Output DC-DC Controller IC
-
116,903
RM 2.71
TL594CNG
onsemi
Buck, Push-Pull Regulator Positive Output Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-PDIP
16-DIP (0.300", 7.62mm)
115,400
RM 4.08
HIP6304CB-T
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.154", 3.90mm Width)
113,400
RM 16.41
LV5743V-TLM-E
onsemi
Regulator Output DC-DC Controller IC
-
112,000
RM 6.71
TPS51727RHAR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-VQFN (6x6)
40-VFQFN Exposed Pad
111,670
RM 9.91
MIC38C43XBM
Micrel Inc.
Regulator Output DC-DC Controller IC
-
110,704
RM 4.12
LV5768M-TLM-H
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-MFPS
14-LSOP (0.173", 4.40mm Width)
108,659
RM 4.29
NCP81272MNTXG
onsemi
Regulator Output DC-DC Controller IC
-
108,000
RM 7.24
UCC3807DTR-3
Unitrode
Buck, Boost, Flyback, Forward Converter, SEPIC Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
107,600
RM 15.20
TL3845BDR
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
107,388
RM 1.11
UCC25705DGKTR
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
107,180
RM 9.16
TL2843DR
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
106,844
RM 1.92
NCP81103MNTXG
onsemi
Regulator Output DC-DC Controller IC 36-QFN (5x5)
36-VFQFN Exposed Pad
103,523
RM 3.64
LV5768M-TLM-H-SY
Sanyo
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-MFPS
14-LSOP (0.173", 4.40mm Width)
102,000
RM 4.29
NCP81103AMNTXG
onsemi
Regulator Output DC-DC Controller IC 36-QFN (5x5)
36-VFQFN Exposed Pad
101,344
RM 3.80
UCC3806DWTR
Unitrode
Buck, Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.295", 7.50mm Width)
99,692
RM 39.66
TPS64201DBVR
Texas Instruments
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC SOT-23-6
SOT-23-6
99,196
RM 3.53
NCP5269MNTWG
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (3x3)
20-VFQFN Exposed Pad
97,410
RM 2.34
NCP81102MNTWG
onsemi
Regulator Output DC-DC Controller IC 32-QFN (5x5)
32-VFQFN Exposed Pad
96,000
RM 3.40
UC3846QTR/80198
Unitrode
Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 20-PLCC (9x9)
20-LCC (J-Lead)
94,735
RM 7.28
LV5762QA-NH
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-WQFN/VQFNJ (3x3)
16-WFQFN Exposed Pad
91,720
RM 5.70
TPS53114PWR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
90,000
RM 9.95
TPS40074RHLR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-VQFN (3.5x4.5)
20-VFQFN Exposed Pad
89,869
RM 8.25
UCD7231RTJR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (4x4)
20-WFQFN Exposed Pad
89,650
RM 4.78
TPS51124RGER
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
86,606
RM 18.13
NCP3012DTBR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
85,997
RM 2.08
NCP81101MNTWG
onsemi
Regulator Output DC-DC Controller IC 28-QFN (5x5)
28-VFQFN Exposed Pad
85,748
RM 3.08
NCP5212TMNTXG
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-QFN (4x4)
16-VQFN Exposed Pad
85,471
RM 2.34
ICE2HS01GXUMA1
Infineon Technologies
Buck Regulator Positive, Isolation Capable Output Step-Down DC-DC Controller IC PG-DSO-20-45
20-SOIC (0.295", 7.50mm Width)
84,662
RM 6.68
NCP81128MNTXG
onsemi
Regulator Positive Output DC-DC Controller IC 52-QFN
52-QFN
83,291
RM 4.80
TL1451ACNSR
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-SO
16-SOIC (0.209", 5.30mm Width)
82,464
RM 9.32
TL1451INSR
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-SO
16-SOIC (0.209", 5.30mm Width)
79,495
RM 10.17
UC3842BD1G
onsemi
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
77,952
RM 1.62
TPS5103IDBR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-SSOP
20-SSOP (0.209", 5.30mm Width)
77,172
RM 13.27
UC3845AD
Texas Instruments
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
76,754
RM 4.29
CS51021EDR16
onsemi
Regulator Output DC-DC Controller IC
-
76,531
RM 3.48
TPS40060PWP
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-HTSSOP
16-PowerTSSOP (0.173", 4.40mm Width)
76,044
RM 20.09
UC3573D
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
74,230
RM 11.68
UC3823QTR
Texas Instruments
Buck, Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 20-PLCC (9x9)
20-LCC (J-Lead)
72,000
RM 8.14
UC2842BD1G
onsemi
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
71,264
RM 1.74
TL3842P
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
71,246
RM 3.60
UCC2809PWTR-1
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
70,000
RM 10.20
UCC39422PWTR
Texas Instruments
Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 20-TSSOP
20-TSSOP (0.173", 4.40mm Width)
68,000
RM 15.61
UCC2806DTR
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.154", 3.90mm Width)
67,500
RM 44.57
TPS5120QDBTRQ1G4
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 30-TSSOP
-
65,995
RM 20.31
LV5065VB-TLM-H
onsemi
Regulator Output DC-DC Controller IC
-
64,980
RM 6.71
TPS53126RGER
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
64,235
RM 14.77
NCP81172LMNTXG
onsemi
Regulator Output DC-DC Controller IC
-
64,000
RM 3.88
LV5769VZ-TLM-E
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-SSOP
16-LSSOP (0.173", 4.40mm Width)
62,000
RM 6.63
NCP81106MNTXG
onsemi
Regulator Output DC-DC Controller IC 40-QFN (5x5)
Surface Mount
60,000
RM 6.71
UCC3809P-1
Texas Instruments
Boost, Buck, Flyback, Forward Regulator Output DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
59,205
RM 9.78
LM3475MF/NOPB
National Semiconductor
Buck Regulator Positive Output Step-Down DC-DC Controller IC SOT-23-5
SC-74A, SOT-753
58,011
RM 6.67
NCP1589DMNTWG
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-DFN (3x3)
10-VFDFN Exposed Pad
57,312
RM 2.22
UCD7230RGWT
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-VQFN (5x5)
20-VQFN Exposed Pad
56,168
RM 8.29
LM3478MM/NOPB
Texas Instruments
Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
55,611
RM 8.98
NCP81119AMNTXG
onsemi
Regulator Output DC-DC Controller IC
-
55,550
RM 7.24
CS51022AEDR16G
onsemi
Flyback, Forward Converter, Push-Pull Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.154", 3.90mm Width)
55,097
RM 7.72
NCP81108MNTXG
onsemi
Regulator Output DC-DC Controller IC 36-QFN (5x5)
36-VFQFN Exposed Pad
54,736
RM 3.72
LV5747NTTL-TLM-E-SY
Sanyo
Regulator Output DC-DC Controller IC
-
54,000
RM 1.94
TPPM0115DR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
52,370
RM 10.34
TPS40195RGYT
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-VQFN (4x3.5)
16-VFQFN Exposed Pad
52,185
RM 10.77
TPS40193DRCT
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-VSON (3x3)
10-VFDFN Exposed Pad
52,177
RM 9.47
TL1454ACPWR
Texas Instruments
Buck, Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
50,000
RM 21.51
UC2843ADW
Texas Instruments
Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.295", 7.50mm Width)
49,778
RM 5.82
TPS43335QDAPRQ1
Texas Instruments
Buck, Boost Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 38-HTSSOP
-
49,503
RM 17.36
TL5001AIP
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
49,205
RM 14.43
TPS64200DBVR
Texas Instruments
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC SOT-23-6
SOT-23-6
49,005
RM 3.53
TL2843P
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
48,659
RM 4.97
ISL6247CR-T
Intersil
Regulator Output DC-DC Controller IC 40-QFN (6x6)
40-VFQFN Exposed Pad
47,535
RM 10.15
LM2737MTCX
National Semiconductor
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
47,500
RM 7.68
UCC28230DRNR
Texas Instruments
Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 12-USON (3x2)
12-UFDFN Exposed Pad
47,121
RM 6.12
UCC35705D
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
46,250
RM 9.54
UCC28086PW
Texas Instruments
Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
46,240
RM 10.91
TL5001AID
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
45,566
RM 12.90
MC34063AGN
TAEJIN
Boost, Buck Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 8-DIP
8-DIP (0.300", 7.62mm)
45,223
RM 0.65
NCP81118MNTXG
onsemi
Regulator Output DC-DC Controller IC
-
45,000
RM 3.60
TPS40004DGQR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-HVSSOP
10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)
45,000
RM 7.12
NCP81218MNTXG
onsemi
Regulator Output DC-DC Controller IC 48-QFN (6x6)
48-VFQFN Exposed Pad
45,000
RM 5.53
UCC29421PW
Texas Instruments
Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
44,146
RM 43.01
TPS40077PWP
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-HTSSOP
16-PowerTSSOP (0.173", 4.40mm Width)
43,219
RM 12.77
NCV3030BDR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-SOIC
-
42,500
RM 3.07
ADP32110091MNR2G
onsemi
Regulator Output DC-DC Controller IC
-
42,093
RM 3.07
TPS40042DRCR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-VSON (3x3)
10-VFDFN Exposed Pad
41,500
RM 5.63
TL5001ACDR
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
41,484
RM 9.17
UC3846QTR
Texas Instruments
Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 20-PLCC (9x9)
20-LCC (J-Lead)
41,216
RM 9.46
LM5035SQ/NOPB
National Semiconductor
Half-Bridge Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 24-WQFN (4x5)
24-WFQFN Exposed Pad
40,899
RM 13.18
NCP1450ASN27T1
onsemi
Boost Regulator Positive Output Step-Up DC-DC Controller IC 5-TSOP
SOT-23-5 Thin, TSOT-23-5
40,768
RM 1.76
NCP1378DR2
onsemi
Flyback Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
40,568
RM 2.63
TPS40001DGQ
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-HVSSOP
10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)
40,225
RM 8.09
UCC2809PW-1
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
40,040
RM 12.09
TC33063AVOATR
Microchip Technology
Regulator Output DC-DC Controller IC
-
40,010
RM 5.38
UCC25702PW
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
37,344
RM 36.67
TPS40002DGQ
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-HVSSOP
10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)
36,438
RM 7.48
KA3883CDTF
Fairchild Semiconductor
Regulator Positive Output DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
36,091
RM 2.14
ISL6559CB-T
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-SOIC
28-SOIC (0.295", 7.50mm Width)
36,000
RM 12.33
TPS5124DBT
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 30-TSSOP
30-TFSOP (0.173", 4.40mm Width)
35,450
RM 22.64
ISL6420AIRZ-TKR5264
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-QFN (4x4)
20-VFQFN Exposed Pad
35,342
RM 14.15
MIC38HC42BM TR
Microchip Technology
Boost, Buck, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
35,000
RM 4.69
UCC3813PWTR-5
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
34,933
RM 6.00
UC2842DTR
Texas Instruments
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
34,600
RM 3.38
MC33463H-50KT1
onsemi
Regulator Output DC-DC Controller IC
-
34,300
RM 3.36
TL3842BD-8
Texas Instruments
Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
34,067
RM 4.53
UCC2809DTR-2
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
33,520
RM 8.64
TPS40305DRCR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-VSON (3x3)
10-VFDFN Exposed Pad
33,356
RM 5.21
CA3524F
Harris Corporation
Flyback, Push-Pull Regulator Positive Output Step-Up, Step-Down DC-DC Controller IC 16-CERDIP
16-CDIP (0.300", 7.62mm)
32,936
RM 319.12
UCC2813PW-5
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
32,850
RM 8.49
NCP3030BDR2G
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
32,790
RM 1.71
TL5001CP
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
32,552
RM 8.53
UCC38C44DGKR
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
32,500
RM 5.75
UCC3813D-3
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
32,385
RM 7.88
TPS40100RGET
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
32,257
RM 14.10
TPS5100IPWR
Texas Instruments
Boost, Buck-Boost Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
32,000
RM 6.78
MIC38C43ABM
Microchip Technology
Buck, Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
31,521
RM 4.20
UCC28230PWR
Texas Instruments
Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
31,502
RM 6.20
UCC3800N
Texas Instruments
Buck, Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
8-DIP (0.300", 7.62mm)
31,391
RM 8.85
TL494GD
TAEJIN
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-SOP
16-SOIC (0.154", 3.90mm Width)
31,157
RM 0.36
TPS64200DBVT
Texas Instruments
Buck Regulator Positive or Negative Output Step-Down DC-DC Controller IC SOT-23-6
SOT-23-6
30,532
RM 4.72
UC3842D
Texas Instruments
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
30,277
RM 4.89
TL1451ACN
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-PDIP
16-DIP (0.300", 7.62mm)
30,251
RM 10.87
LV5747NTTL-TLM-E
onsemi
Regulator Output DC-DC Controller IC
-
30,000
RM 1.94
NCP1589BMNTWG
onsemi
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-DFN (3x3)
10-VFDFN Exposed Pad
30,000
RM 2.06
LV5655VB-TLM-E
onsemi
Regulator Output DC-DC Controller IC
-
30,000
RM 10.51
TL1451ACDR
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.154", 3.90mm Width)
30,000
RM 9.85
UCC39421PWTR
Texas Instruments
Boost, Flyback, SEPIC Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-TSSOP
16-TSSOP (0.173", 4.40mm Width)
29,900
RM 54.51
UC3842BD1
onsemi
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
29,753
RM 3.11
UC3844AD
Texas Instruments
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
29,612
RM 5.13
TPS51217DSCR
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-WSON (3x3)
10-WFDFN Exposed Pad
29,528
RM 10.29
TPS51163DRCT
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 10-VSON (3x3)
10-VFDFN Exposed Pad
29,328
RM 7.58
UCC2897RTJT
Texas Instruments
Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 20-QFN (4x4)
20-WFQFN Exposed Pad
29,327
RM 11.71
NCP1450ASN19T1G
onsemi
Boost Regulator Positive Output Step-Up DC-DC Controller IC 5-TSOP
SOT-23-5 Thin, TSOT-23-5
29,128
RM 1.74
UCC2809P-1
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
29,128
RM 12.09
KA7553A
Fairchild Semiconductor
Regulator Positive Output DC-DC Controller IC 8-DIP
8-DIP (0.300", 7.62mm)
29,000
RM 3.15
LA4930M-TLM-E
onsemi
Regulator Output DC-DC Controller IC
-
28,850
RM 16.61
TPS40100RGER
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 24-VQFN (4x4)
24-VFQFN Exposed Pad
28,356
RM 8.67
CS3524AGDWR16
onsemi
Regulator Output DC-DC Controller IC
-
28,338
RM 3.80
ISL6316CRZ-T
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 40-QFN (6x6)
40-VFQFN Exposed Pad
28,000
RM 18.23
UC2846QTR
Texas Instruments
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 20-PLC
20-LCC (J-Lead)
27,805
RM 7.15
TL5001AQDRG4Q1
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
-
27,755
RM 14.27
UC3524DWTR
Texas Instruments
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-SOI
16-SOIC (0.295", 7.50mm Width)
27,685
RM 10.00
R2J20751NP#G0
Renesas Electronics Corporation
Regulator Output DC-DC Controller IC
-
27,500
RM 38.40
ISL6565ACVZ-T
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-TSSOP
28-TSSOP (0.173", 4.40mm Width)
27,493
RM 16.41
TPS51117PW
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 14-TSSOP
14-TSSOP (0.173", 4.40mm Width)
27,432
RM 6.59
UCC3805DTR/81222
Texas Instruments
Buck, Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
27,138
RM 7.32
UC2823AN
Texas Instruments
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-PDI
16-DIP (0.300", 7.62mm)
26,706
RM 97.99
NCV81277DMNTXG
onsemi
Buck Regulator Positive Output Step-Down I2C, PSI DC-DC Controller IC 40-QFNW (5x5)
40-VFQFN Exposed Pad
26,630
RM 7.51
UCC2809PW-2
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
26,338
RM 9.26
UCC38C44DGK
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-VSSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
26,254
RM 6.63
UC3863DW
Texas Instruments
Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 16-SOIC
16-SOIC (0.295", 7.50mm Width)
25,985
RM 20.62
TPS53632RSMR
Texas Instruments
Buck Regulator Positive Output Step-Down I2C DC-DC Controller IC 32-VQFN (4x4)
32-VFQFN Exposed Pad
25,582
RM 20.79
TPS5103IDB
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 20-SSOP
20-SSOP (0.209", 5.30mm Width)
25,234
RM 16.21
TPS40070PWP
Texas Instruments
Buck Regulator Positive Output Step-Down DC-DC Controller IC 16-HTSSOP
16-PowerTSSOP (0.173", 4.40mm Width)
25,111
RM 10.91
UCC28230DRNT
Texas Instruments
Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 12-USON (3x2)
12-UFDFN Exposed Pad
25,085
RM 7.76
UC2845ADTR
Texas Instruments
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
25,000
RM 3.21
NCP81108AMNTXG
onsemi
Regulator Output DC-DC Controller IC 36-QFN (5x5)
36-VFQFN Exposed Pad
25,000
RM 6.47
UCC2807DTR-2
Texas Instruments
Boost, Flyback, Forward Regulator Output DC-DC Controller IC 8-SOIC
8-SOIC (0.154", 3.90mm Width)
25,000
RM 16.52
UC2845D
onsemi
Regulator Output DC-DC Controller IC 14-SOIC
14-SOIC (0.154", 3.90mm Width)
24,645
RM 6.27
ISL6744AUZ
Intersil
Full-Bridge, Half-Bridge Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 8-MSOP
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
24,459
RM 15.20
UCC2897RTJR
Texas Instruments
Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 20-QFN (4x4)
20-WFQFN Exposed Pad
24,250
RM 10.41
UC3844D
Fairchild Semiconductor
Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 14-SO
14-SOIC (0.209", 5.30mm Width)
24,194
RM 4.89
UC3524N
Texas Instruments
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-PDI
16-DIP (0.300", 7.62mm)
24,127
RM 6.39
TL3845D-8
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-SOIC
-
24,096
RM 4.04
ISL6565ACB-T
Intersil
Buck Regulator Positive Output Step-Down DC-DC Controller IC 28-SOIC
28-SOIC (0.295", 7.50mm Width)
24,000
RM 6.71
UCC3813PWTR-1
Texas Instruments
Boost, Flyback, Forward Converter Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
24,000
RM 5.01
TL5001IPSR
Texas Instruments
Buck, Boost, Flyback Regulator Positive Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 8-SO
8-SOIC (0.209", 5.30mm Width)
24,000
RM 8.30
UCC28086PWR
Texas Instruments
Half-Bridge, Push-Pull Regulator Positive Output Step-Up/Step-Down DC-DC Controller IC 8-TSSOP
8-TSSOP (0.173", 4.40mm Width)
24,000
RM 11.60

Common questions about DC DC switching controllers

How many DC DC switching controllers does TracedParts list?
294 part numbers from 20 manufacturers, every one of them carried by an authorized distributor. They are ordered by total stock depth, so the parts you can actually buy today come first.
What is the lowest price for DC DC switching controllers?
Unit prices in this category start at RM 0.20 at quantity one. Larger quantities reach lower price breaks, and each part page shows the lowest price a quoting distributor lists for that exact part number.
Where do the DC DC switching controllers prices and stock come from?
DigiKey, Mouser and element14, read from their own APIs and refreshed daily; this page reflects the catalogue snapshot of 2026-09-25. No broker or open-market listings appear anywhere on TracedParts.