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
Type
Description
Select All
Category
Mfr
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Last Time Buy
Output Configuration
Output Type
Number of Regulators
1
Voltage - Input (Max)
6V
Voltage - Output (Min/Fixed)
2.8V
Voltage - Output (Max)
-
Voltage Dropout (Max)
0.8V @ 250mA
Current - Output
Current - Quiescent (Iq)
1.5 µA
PSRR
-
Control Features
Enable
Protection Features
Over Current
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Supplier Device Package
SOT-23-5
Base Product Number
Product Questions and Answers

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In-Stock: 8,900
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Once available stock of this product has been depleted, manufacturer standard package and lead time will apply. View Substitutes
Last Time Buy Date: 18/9/2026
All prices are in HKD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.06000$2.06
10$1.39800$13.98
25$1.23320$30.83
100$1.05650$105.65
250$0.97180$242.95
500$0.92064$460.32
1,000$0.87855$878.55
* All Digi-Reel orders will add a $55.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.82662$2,479.86
6,000$0.80120$4,807.20
9,000$0.78847$7,096.23
15,000$0.77437$11,615.55
21,000$0.76612$16,088.52
30,000$0.75820$22,746.00
75,000$0.74112$55,584.00
Manufacturers Standard Package