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-2.5TRG1

DigiKey Part Number
AP2139AK-2.5TRG1DITR-ND - Tape & Reel (TR)
AP2139AK-2.5TRG1DICT-ND - Cut Tape (CT)
AP2139AK-2.5TRG1DIDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
AP2139AK-2.5TRG1
Description
IC REG LINEAR 2.5V 250MA SOT23-5
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 250mA SOT-23-5
Datasheet
 Datasheet
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)
2.5V
Base Product Number
Voltage Dropout (Max)
1V @ 250mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (4)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AP7354D-25W5-7Diodes Incorporated115AP7354D-25W5-7DICT-ND£0.29000MFR Recommended
S-1132B25-M5T1UABLIC Inc.01662-2455-2-ND£0.36631Similar
XC6221A252MR-GTorex Semiconductor Ltd420893-1090-1-ND£0.36000Similar
XC6221B252MR-GTorex Semiconductor Ltd3,004893-1097-1-ND£0.36000Similar
In-Stock: 5,581
Check for Additional Incoming Stock
Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Substitutes
Last Time Buy Date: 18/09/2026
All prices are in GBP
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1£0.19000£0.19
10£0.12600£1.26
25£0.11120£2.78
100£0.09520£9.52
250£0.08760£21.90
500£0.08298£41.49
1,000£0.07918£79.18
* All Digi-Reel orders will add a £4.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000£0.07771£233.13
Manufacturers Standard Package
Unit Price without VAT:£0.19000
Unit Price with VAT:£0.22800