AP7387-50W5-7

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

The AP7387-50W5-7 is a wide input voltage range linear regulator manufactured by Diodes Incorporated. It provides a fixed 5V output with a maximum current of 150mA and operates within an input voltage range of 5V to 60V. The device features a typical quiescent current of 2µA, high output voltage accuracy of ±2%, and a power supply rejection ratio of 70dB at 1kHz. It is housed in a SOT25 package and includes thermal shutdown, short-circuit protection, and output current limiting.

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

• Wide input voltage range supporting up to 60V
• Low quiescent current for battery-powered applications
• Integrated thermal shutdown and short-circuit protection
• High power supply rejection ratio

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 50 code indicates the 5.0V fixed output version. Ensure compatibility with RoHS 3 compliance standards if applicable to your manufacturing requirements.

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

Select this component when a high input voltage capability up to 60V is required alongside low standby power consumption. The SOT25 package offers a compact footprint suitable for space-constrained designs. Consider the dropout voltage characteristics under varying load currents to ensure stable regulation across the expected operating conditions.

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

This part belongs to the AP7387 series of ultra-low dropout regulators from Diodes Incorporated. The series offers multiple fixed output voltages and various package options including SOT23, SOT89, and U-DFN2020-6. The AP7387Q variant serves automotive applications requiring AEC-Q100 qualification.

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

AP7387-50Y-13 (SOT89 package)

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

What is the recommended output capacitor type?

A ceramic capacitor with X7R or X5R temperature characteristics is recommended, with a minimum capacitance of 10µF.

How does the device handle overcurrent conditions?

The AP7387-50W5-7 includes an internal current-limit circuit that clamps the output current to prevent damage during overload or short-circuit events.