AP7347EQ-12FDCWR-7R

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The AP7347EQ-12FDCWR-7R is a fixed-output low dropout regulator manufactured by Diodes Incorporated, delivering a precise 1.2V output at up to 500mA. It operates within an input voltage range of 1.7V to 5.5V and features a typical ripple rejection ratio of 75dB at 1kHz alongside a low output noise of 60µVrms from 10Hz to 100kHz. The device incorporates a power-good indicator, active output discharge, and thermal shutdown protection. It is housed in the U-DFN2020-6 (SWP) package with code FDCWR.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Integrated power-good open-drain output for supply monitoring and sequencing
• Active output discharge function ensures known system startup states when disabled
• Fold-back current limiting protects against short circuits and overheating

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Noise-sensitive equipment requiring stable power rails
• Servers and desktop computing systems
• Gaming consoles
• Camera modules

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify that the specific suffix 'Q' aligns with your quality or automotive requirements, as standard datasheets may not explicitly detail this variant's unique qualification status. Confirm the FDCWR package code matches your PCB footprint design. Ensure the ordering quantity meets the manufacturer's tape and reel packaging specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component for applications demanding high power supply rejection and low noise performance. The inclusion of a power-good pin makes it suitable for complex power sequencing requirements. Verify that the required 1.2V output voltage fits within the device's guaranteed operating range and that the load current does not exceed the 500mA maximum rating.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

This part belongs to the AP7347E series of low dropout regulators designed for high accuracy and low noise. The series supports both fixed and adjustable output voltages ranging from 1.0V to 5.0V. It utilizes a CMOS process to achieve low quiescent current and is available in multiple compact surface-mount packages including U-DFN2020-6 and V-DFN3030-8.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

AP7347E-12FDCWR-7R