AP7351D-12FS4-7B

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

The AP7351D-12FS4-7B is a fixed-output low dropout regulator manufactured by Diodes Incorporated, providing a precise 1.2V output voltage with an accuracy of ±1%. It supports a guaranteed maximum output current of 150mA and operates within an input voltage range of 1.4V to 5.5V. The device features ultra-low quiescent current as low as 0.5µA and standby current of 0.02µA. It includes thermal shutdown, short-circuit protection, and an enable pin for power control. The component is housed in an X2-DFN1010-4 (Type B) package.

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

• Ultra-low quiescent current design optimized for extended battery life in portable devices
• Integrated enable pin allows for precise power management and system shutdown control
• High output voltage accuracy ensures stable power delivery across varying load conditions
• Built-in thermal shutdown and short-circuit protection enhance operational reliability

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

• Wearable electronics requiring minimal power consumption
• Sensor modules for Internet-of-Things (IoT) applications
• Wireless communication modules
• Battery-operated devices needing long standby times
• Camera and image sensor power supplies

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

Verify the specific ordering suffix FS4-7B confirms the X2-DFN1010-4 Type B package and tape-and-reel packaging quantity of 10,000 units. Ensure compatibility with moisture sensitivity level 1 requirements during storage and handling. Confirm that the fixed 1.2V output aligns with target circuit specifications before procurement.

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

Select this component when a fixed 1.2V rail is required with minimal static power draw. The X2-DFN1010-4 package suits space-constrained designs. Verify input voltage stability remains above the dropout threshold at maximum load. Consider the enable pin functionality if system-level power sequencing or standby modes are necessary for the application architecture.

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

This part belongs to the AP7351D series of ultra-low quiescent current LDO regulators from Diodes Incorporated. The series offers various fixed output voltages ranging from 0.8V to 4.5V. It is designed for battery-powered applications where energy efficiency is critical. The family shares common electrical characteristics but differs in output voltage settings and available package options.

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

Compatible substitutes include other parts from the AP7351D series with different output voltages or packages, such as AP7351D-15FS4-7B. Cross-reference electrical parameters like quiescent current and dropout voltage to ensure functional equivalence in the specific circuit design.