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$0.71000MFR Recommended
NCP603SN330T1Gonsemi6,020NCP603SN330T1GOSCT-ND$1.19000Similar
NCV8603SN33T1Gonsemi284NCV8603SN33T1GOSCT-ND$1.10000Similar
S-1132B33-M5T1UABLIC Inc.01662-2458-2-ND$0.82541Similar
XC6215B332MR-GTorex Semiconductor Ltd6,743893-1078-1-ND$1.13000Similar
In-Stock: 168,489
Check for Additional Incoming Stock
Last Time Buy Date: 18/09/2026
All prices are in NZD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.51000$0.51
10$0.34700$3.47
25$0.30760$7.69
100$0.26420$26.42
250$0.24320$60.80
500$0.23060$115.30
1,000$0.22022$220.22
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.20740$622.20
6,000$0.20112$1,206.72
9,000$0.19798$1,781.82
15,000$0.19449$2,917.35
21,000$0.19246$4,041.66
30,000$0.19050$5,715.00
Manufacturers Standard Package
Unit Price without GST:$0.51000
Unit Price with GST:$0.58650