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 Incorporated44,621AP7354D-33W5-7DICT-ND$0.53000MFR Recommended
NCP603SN330T1Gonsemi3,000NCP603SN330T1GOSCT-ND$0.89000Similar
NCV8603SN33T1Gonsemi284NCV8603SN33T1GOSCT-ND$0.82000Similar
S-1132B33-M5T1UABLIC Inc.01662-2458-2-ND$0.61970Similar
XC6215B332MR-GTorex Semiconductor Ltd6,732893-1078-1-ND$0.96000Similar
In-Stock: 167,818
Check for Additional Incoming Stock
Last Time Buy Date: 18/9/2026
All prices are in SGD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.38000$0.38
10$0.26100$2.61
25$0.23080$5.77
100$0.19830$19.83
250$0.18260$45.65
500$0.17312$86.56
1,000$0.16533$165.33
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.15571$467.13
6,000$0.15100$906.00
9,000$0.14864$1,337.76
15,000$0.14602$2,190.30
21,000$0.14449$3,034.29
30,000$0.14302$4,290.60
Manufacturers Standard Package
Unit Price without VAT:$0.38000
Unit Price with VAT:$0.41420