AP2125K-4.2TRE1
- Mfr.Part #
- AP2125K-4.2TRE1
- Manufacturer
- Diodes Incorporated
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 4.2V 300MA SOT23-5
- Stock
- 18,285
- In Stock :
- 18,285
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- Manufacturer :
- Diodes Incorporated
- Product Category :
- Voltage Regulators - Linear
- Current - Output :
- 300mA
- Current - Quiescent (Iq) :
- 90μA
- Operating Temperature :
- -40°C~85°C
- Mount :
- Surface Mount
- Factory Lead Time :
- 8 Weeks
- Dropout Voltage :
- 200mV
- Number of Regulators :
- 1
- Protection Features :
- Over Current, Over Temperature
- PSRR :
- 65dB (100Hz ~ 1kHz)
- Output Configuration :
- Positive
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- RoHS Status :
- RoHS Compliant
- Output Type :
- FIXED
- Output Voltage :
- 4.2V
- Package / Case :
- SC-74A, SOT-753
- Control Features :
- Enable
- Mounting Type :
- Surface Mount
- Max Operating Temperature :
- 85°C
- Supplier Device Package :
- SOT-23-5
- Voltage - Output (Min/Fixed) :
- 4.2V
- Min Operating Temperature :
- -40°C
- Voltage - Input (Max) :
- 6V
- Voltage Dropout (Max) :
- 0.3V @ 300mA
- Packaging :
- Tape and Reel (TR)
- Datasheets
- AP2125K-4.2TRE1

Voltage Regulators - Linear Diodes Incorporated AP2125K-4.2TRE1 Overview
The Voltage Regulators - Linear Diodes Incorporated AP2125K-4.2TRE1 is a high-performance linear voltage regulator, meticulously designed for optimal performance in various applications requiring a stable 4.2V output. This compact, efficient IC REG LINEAR 4.2V 300MA SOT235 is engineered by Diodes Incorporated, a leader in semiconductor solutions. The device ensures low dropout voltage, making it ideal for battery-powered devices where energy efficiency is critical. Its robust design is tailored to maintain stable voltage levels, enhancing the reliability and longevity of end-user applications.
AP2125K-4.2TRE1 Features
The AP2125K-4.2TRE1 boasts several key features that make it a preferred choice for designers and engineers. These include a low dropout voltage which ensures efficient performance even at lower input voltages, a high output current capacity of up to 300mA suitable for a range of electronic devices, and excellent transient response. Furthermore, the regulator is designed with over-current and over-temperature protection, enhancing the safety and durability of the applications it is used in.
AP2125K-4.2TRE1 Applications
- Mobile Phones: Ensures stable operation by providing consistent power supply, minimizing battery drain.
- Portable Media Players: Delivers precise voltage control to enhance device performance and user experience.
- Wireless Communication Devices: Supports reliable functionality in communication equipment through stable voltage output.
- Healthcare Monitoring Devices: Crucial for maintaining accurate readings and operational reliability in sensitive medical instruments.
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