AP7347EQ-30FDCWR-7R

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

The AP7347EQ-30FDCWR-7R is a fixed-output low dropout regulator manufactured by Diodes Incorporated. It provides a guaranteed output current of 500mA with an output voltage accuracy of ±1%. The device operates within an input voltage range of 1.7V to 5.5V and features a ripple rejection of 75dB at 1kHz. Output noise is specified at 60µVrms from 10Hz to 100kHz, and quiescent current is as low as 75µA. It includes a power-good indicator and active output discharge.

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

• Integrated power-good (PG) open-drain output for supply monitoring and sequencing
• Active output discharge function to ensure known system startup states when disabled
• Fold-back short-circuit current limit and thermal shutdown protection

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

• Noise-sensitive equipment requiring stable power rails
• Servers and desktops
• Gaming consoles
• Camera modules

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

Verify the specific package code FDCWR corresponds to the U-DFN2020-6 (SWP) Type UXC footprint required for your PCB layout. Confirm that the 'E' suffix in the part number aligns with the intended temperature grade or manufacturing lot specifications defined by Diodes Incorporated before finalizing procurement orders.

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

Select this component for applications requiring high PSRR and low output noise in a compact form factor. Ensure the input voltage remains within the 1.7V to 5.5V range and that the load does not exceed the 500mA guarantee. Verify that the thermal dissipation requirements are met using the recommended copper area on the exposed pad for the U-DFN2020-6 package.

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

This part belongs to the AP7347E series of low dropout regulators designed for noise-sensitive applications. It is based on a CMOS process and includes an internal voltage reference, error amplifier, and current limit circuit. The series supports both fixed and adjustable output voltages, packaged in U-DFN2020-6 and V-DFN3030-8 configurations.

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

AP7347E-30FDCW-7R