Linear Voltage Regulator IC Positive Fixed 1 Output 250mA SOT-23-5
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Linear Voltage Regulator IC Positive Fixed 1 Output 250mA SOT-23-5
Diodes Low Dropout Regulators | Digi-Key Daily
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AP2139AK-3.3TRG1

DigiKey Part Number
AP2139AK-3.3TRG1DITR-ND - Tape & Reel (TR)
AP2139AK-3.3TRG1DICT-ND - Cut Tape (CT)
AP2139AK-3.3TRG1DIDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
AP2139AK-3.3TRG1
Description
IC REG LINEAR 3.3V 250MA SOT23-5
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA SOT-23-5
Datasheet
 Datasheet
EDA/CAD Models
AP2139AK-3.3TRG1 Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
1.5 µA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Control Features
Enable
Part Status
Last Time Buy
Protection Features
Over Current
Output Configuration
Operating Temperature
-40°C ~ 85°C
Output Type
Mounting Type
Surface Mount
Number of Regulators
1
Package / Case
SC-74A, SOT-753
Voltage - Input (Max)
6V
Supplier Device Package
SOT-23-5
Voltage - Output (Min/Fixed)
3.3V
Base Product Number
Voltage Dropout (Max)
0.6V @ 250mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AP7354D-33W5-7Diodes Incorporated49,652AP7354D-33W5-7DICT-ND£0.29000MFR Recommended
NCP603SN330T1Gonsemi0NCP603SN330T1GOSCT-ND£0.48000Similar
NCV8603SN33T1Gonsemi284NCV8603SN33T1GOSCT-ND£0.44000Similar
S-1132B33-M5T1UABLIC Inc.01662-2458-2-ND£0.33479Similar
XC6215B332MR-GTorex Semiconductor Ltd6,743893-1078-1-ND£0.46000Similar
In-Stock: 168,339
Check for Additional Incoming Stock
Last Time Buy Date: 18/09/2026
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£0.21000£0.21
10£0.14100£1.41
25£0.12480£3.12
100£0.10710£10.71
250£0.09864£24.66
500£0.09352£46.76
1,000£0.08932£89.32
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000£0.08412£252.36
6,000£0.08158£489.48
9,000£0.08030£722.70
15,000£0.07889£1,183.35
21,000£0.07806£1,639.26
30,000£0.07727£2,318.10
Manufacturers Standard Package
Unit Price without VAT:£0.21000
Unit Price with VAT:£0.25200