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$3.21000MFR Recommended
NCP603SN330T1Gonsemi0NCP603SN330T1GOSCT-ND$5.34000Similar
NCV8603SN33T1Gonsemi284NCV8603SN33T1GOSCT-ND$4.93000Similar
S-1132B33-M5T1UABLIC Inc.01662-2458-2-ND$3.71453Similar
XC6215B332MR-GTorex Semiconductor Ltd6,743893-1078-1-ND$5.10000Similar
In-Stock: 168,339
Check for Additional Incoming Stock
Last Time Buy Date: 18/9/2026
All prices are in AUD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.41000$0.41
10$0.27700$2.77
25$0.24520$6.13
100$0.21050$21.05
250$0.19384$48.46
500$0.18378$91.89
1,000$0.17551$175.51
* All Digi-Reel orders will add a $9.50 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.16529$495.87
6,000$0.16029$961.74
9,000$0.15778$1,420.02
15,000$0.15501$2,325.15
21,000$0.15338$3,220.98
30,000$0.15182$4,554.60
Manufacturers Standard Package
Unit Price without GST:$0.41000
Unit Price with GST:$0.45100