AP7387-36W5-7

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

The AP7387-36W5-7 is a fixed-output low dropout regulator manufactured by Diodes Incorporated. It provides a regulated 3.6V output with a maximum current capability of 150mA. The device supports an input voltage range from 5V to 60V and operates within an ambient temperature range of -40°C to +85°C. It features a typical quiescent current of 2μA, high power supply rejection ratio of 70dB at 1kHz, and excellent line and load regulation. The component is housed in a SOT25 surface-mount package.

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

• Wide input voltage range supporting up to 60V
• Low quiescent current for energy efficiency
• Integrated thermal shutdown and short-circuit protection
• High output voltage accuracy

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

• Battery-powered equipment
• Smoke detectors and sensors
• EV and HEV battery management systems
• Micro-controller applications
• Home appliances

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

Verify the specific ordering suffix W5 corresponds to the SOT25 package configuration required for your design. Confirm that the fixed 3.6V output voltage aligns with your system requirements. Ensure compliance with RoHS and halogen-free specifications if mandated by your project standards. Cross-reference the datasheet revision to confirm pin assignments and electrical characteristics match your schematic.

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

Select this component when a wide input voltage range up to 60V is required alongside a stable 3.6V rail. The SOT25 package offers a compact footprint suitable for space-constrained designs. Consider the thermal resistance characteristics and ensure adequate PCB copper area for heat dissipation under maximum load conditions. Verify that the 150mA output current meets the peak demands of the downstream circuitry.

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

This part belongs to the AP7387 series of ultra-low dropout regulators designed for high-voltage applications. The series includes various output voltages and package options such as SOT23, SOT89, and U-DFN2020-6. The AP7387-36W5-7 specifically denotes the 3.6V version in the SOT25 package, providing a balance of performance and size for industrial and automotive-grade power management tasks.

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

AP7387-36Y-13 (SOT89 package)

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

What is the recommended output capacitor value for stability?

A minimum output capacitance of 10μF is required for stability, with X7R or X5R ceramic capacitors recommended.

How does the device handle overcurrent conditions?

The AP7387-36W5-7 includes internal current-limit protection that clamps the output current to prevent damage during short-circuit or overload events.