AP7343D-33FS4-7B - Diodes Incorporated

Manufacturer Part Number

AP7343D-33FS4-7B

Manufacturer

Diodes

Introduction

Low dropout linear voltage regulator

Product Features and Performance

Stable output 3.3V

Low dropout voltage 0.29V at 300mA

Power supply ripple rejection PSRR 75dB at 1kHz

Low quiescent current 60 µA

Enable control feature for power saving

Single regulator integration for simplicity

Product Advantages

High power efficiency at low input voltage difference

Compact 4-XDFN package ideal for space-constrained applications

Over current protection enhances reliability

Wide operating temperature suitable for various environments

Key Technical Parameters

Voltage - Input (Max): 5.25V

Voltage - Output (Min/Fixed): 3.3V

Current - Output: 300mA

Voltage Dropout (Max): 0.29V @ 300mA

Current - Quiescent (Iq): 60 µA

PSRR: 75dB (1kHz)

Quality and Safety Features

Over Current Protection

Thermal shutdown mechanism

Compatibility

Compatible with various digital and analog circuits needing 3.3V

Enables easy integration with microcontrollers and processors requiring low voltage

Application Areas

Consumer electronics

Portable devices

IOT devices

Computing systems

Product Lifecycle

Active status

No indication of nearing discontinuation

Potential replacements or upgrades should consider compatibility and feature set

Several Key Reasons to Choose This Product

Efficient power regulation with low dropout

Energy-saving with low quiescent current

High ripple rejection for stable voltage supply

Built-in protection features ensure long-term reliability

Suitable for a broad range of temperatures and applications

Compact size fits in space-limited designs