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
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

AP2139AK-2.8TRG1

DigiKey Part Number
31-AP2139AK-2.8TRG1TR-ND - Tape & Reel (TR)
31-AP2139AK-2.8TRG1CT-ND - Cut Tape (CT)
31-AP2139AK-2.8TRG1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
AP2139AK-2.8TRG1
Description
IC REG LINEAR 2.8V 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)
2.8V
Base Product Number
Voltage Dropout (Max)
0.8V @ 250mA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
AP7354D-28W5-7Diodes Incorporated10.719AP7354D-28W5-7DICT-NDkr.0.29000MFR Recommended
In-Stock: 8.900
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 DKK
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1kr.1.59000kr.1.59
10kr.1.07800kr.10.78
25kr.0.95120kr.23.78
100kr.0.81470kr.81.47
250kr.0.74940kr.187.35
500kr.0.70996kr.354.98
1.000kr.0.67749kr.677.49
* All Digi-Reel orders will add a kr.47.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3.000kr.0.63744kr.1,912.32
6.000kr.0.61784kr.3,707.04
9.000kr.0.60803kr.5,472.27
15.000kr.0.59715kr.8,957.25
21.000kr.0.59079kr.12,406.59
30.000kr.0.58468kr.17,540.40
75.000kr.0.57152kr.42,864.00
Manufacturers Standard Package
Unit Price without VAT:kr.1.59000
Unit Price with VAT:kr.1.98750