AP7353-32CV4-7

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

The AP7353-32CV4-7 is a fixed-output low dropout regulator manufactured by Diodes Incorporated, providing a nominal output voltage of 3.2V with an accuracy of ±1%. It supports a maximum output current of 250mA and operates within an input voltage range of 2.0V to 5.5V. The device features a typical quiescent current of 18µA and offers high ripple rejection of 90dB at 1kHz. Packaged in the X1-WLB0707-4 (Type A1) footprint, it includes integrated thermal shutdown and short-circuit protection.

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

• Integrated enable pin for precise power management control
• High ripple rejection ratio suitable for noise-sensitive RF applications
• Low output noise characteristics for stable analog circuit performance
• Built-in thermal shutdown and current limit protection mechanisms

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

• Smartphones and tablets
• RF power supply circuits
• Portable video devices
• Wireless communication modules

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

Verify the specific package type X1-WLB0707-4 matches the design requirements. Confirm that the non-discharge variant aligns with system power-down needs. Ensure input and output capacitor values meet stability criteria specified in the datasheet. Check compliance with RoHS and halogen-free standards for environmental regulations.

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

Select this component when a fixed 3.2V rail is required with minimal board space. The X1-WLB0707-4 package offers a compact solution for dense PCB layouts. Consider the 18µA quiescent current for battery-operated systems requiring extended standby life. Verify load transient response requirements against the device's fast dynamic capabilities.

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

This part belongs to the AP7353 series of CMOS low dropout regulators designed for handheld and wearable equipment. The series provides various fixed output voltages ranging from 1.8V to 4.7V. It is engineered to deliver high performance in terms of line regulation and load transient response while maintaining a small physical footprint.

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

AP7353D-32CV4-7 serves as a direct substitute if output discharge functionality is required instead of the non-discharge version provided by this model.