AP2127K-1.2TRG1 - Diodes Incorporated

Manufacturer Part Number

AP2127K-1.2TRG1

Manufacturer

Diodes

Introduction

The AP2127K-1.2TRG1 from Diodes is a Linear Low Drop Out (LDO) regulator optimized for power-sensitive applications.

Product Features and Performance

Fixed output voltage of 1.2V

Maximum input voltage of 6V

Output current up to 300mA

Low dropout voltage of 1.3V at 300mA load

Power supply rejection ratio (PSRR) rang​ing from 68dB to 54dB between 100Hz to 10kHz

Extremely low quiescent current of 90 µA

Product Advantages

High efficiency due to low dropout voltage

Stable operation with low quiescent current, enhancing battery life in portable devices

Key Technical Parameters

Voltage - Input (Max): 6V

Voltage - Output (Min/Fixed): 1.2V

Current - Output: 300mA

Voltage Dropout (Max): 1.3V @ 300mA

PSRR: 68dB ~ 54dB (100Hz ~ 10kHz)

Current - Quiescent (Iq): 90 µA

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Compatibility

Surface mount package compatible with automated assembly processes

SC-74A, SOT-753 case suitable for compact PCB layouts

Application Areas

Portable devices

Battery-powered equipment

Consumer Electronics

Product Lifecycle

Status: Active

No near discontinuation, replacements or upgrades noted

Several Key Reasons to Choose This Product

Optimal balance between performance and power consumption for portable applications

Robust protection features ensuring device longevity

High PSRR, ensuring stable output despite varying input conditions

Extremely low quiescent current suitable for power-sensitive devices

Availability in a compact SOT-23-5 package ideal for space-constrained applications