AP2121AK-2.5TRE1 is available for purchase but is not normally stocked.
Available Substitutes:

MFR Recommended


Diodes Incorporated
In Stock: 2,775
Unit Price: $0.61000
Datasheet

Parametric Equivalent


Diodes Incorporated
In Stock: 5,198
Unit Price: $0.31000
Datasheet

Similar


Rohm Semiconductor
In Stock: 0
Unit Price: $0.92000
Datasheet

Similar


Torex Semiconductor Ltd
In Stock: 64,875
Unit Price: $1.10000
Datasheet

Parametric Equivalent


Nisshinbo Micro Devices Inc.
In Stock: 0
Unit Price: $0.55046
Datasheet

Parametric Equivalent


Nisshinbo Micro Devices Inc.
In Stock: 0
Unit Price: $0.55046
Datasheet

Parametric Equivalent


Toshiba Semiconductor and Storage
In Stock: 0
Unit Price: $0.22000
Datasheet

Parametric Equivalent


Torex Semiconductor Ltd
In Stock: 0
Unit Price: $0.53905
Datasheet
SOT-23-5
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
SOT-23-5

AP2121AK-2.5TRE1

DigiKey Part Number
31-AP2121AK-2.5TRE1TR-ND - Tape & Reel (TR)
31-AP2121AK-2.5TRE1CT-ND - Cut Tape (CT)
31-AP2121AK-2.5TRE1DKR-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
AP2121AK-2.5TRE1
Description
IC REG LINEAR 2.5V 200MA SOT23-5
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 200mA 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)
2.5V
Voltage - Output (Max)
-
Voltage Dropout (Max)
0.5V @ 200mA
Current - Output
Current - Quiescent (Iq)
50 µA
PSRR
70dB (1kHz)
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

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

Last Time Buy
Last Time Buy Date: 16/12/2025
All prices are in NZD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.96000$0.96
* All Digi-Reel orders will add a $10.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.41715$1,251.45
6,000$0.40602$2,436.12
9,000$0.40045$3,604.05
15,000$0.39428$5,914.20
21,000$0.39067$8,204.07
30,000$0.38720$11,616.00
Manufacturers Standard Package
Unit Price without GST:$0.96000
Unit Price with GST:$1.10400