Linear Regulators
5 parts by stock depthFixed and adjustable LDOs and classic three-terminal regulators, from 150 mA SOT-23 parts up to 1.5 A in TO-220.
TracedParts lists 5 linear regulators from 4 manufacturers. Prices, stock and lead time come from DigiKey, Mouser and element14 through their own APIs, pulled 2026-09-25. The 5 shown on this page hold 949,543 units between them, cheapest unit price from RM 0.62.
Which linear regulators are in stock, and what do they cost?
PART NUMBER
MANUFACTURER
DESCRIPTION
PACKAGE
TOTAL STOCK
FROM
AP2112K-3.3TRG1
Diodes Incorporated
Fixed 3.3 V LDO regulator, 600 mA, SOT-25
SOT-25
700,341
RM 1.42
L7805CV
STMicroelectronics
Fixed 5 V regulator, 1.5 A, TO-220
TO-220-3
115,661
RM 2.05
LM317T
Texas Instruments
Adjustable LDO regulator, 1.2-37 V, 1.5 A, TO-220
TO-220-3
62,855
RM 2.18
LP2985-33DBVR
Texas Instruments
Fixed 3.3 V LDO regulator, 150 mA, SOT-23-5
SOT-23-5
55,686
RM 3.10
AMS1117-3.3
Advanced Monolithic Systems
Fixed 3.3 V LDO regulator, 1 A, SOT-223
SOT-223
15,000
RM 0.62
Common questions about linear regulators
How many linear regulators does TracedParts list?
5 part numbers from 4 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 linear regulators?
Unit prices in this category start at RM 0.62 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 linear regulators 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.