AP7387-36Y-13

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

The AP7387-36Y-13 is a fixed-output linear regulator manufactured by Diodes Incorporated, providing a stable 3.6V output with a maximum current capacity of 150mA. It operates within a wide input voltage range from 5V to 60V and features a typical quiescent current of 2µA. The device utilizes a SOT89-3 surface-mount package and includes integrated thermal shutdown, short-circuit protection, and output current limiting. Electrical specifications include a dropout voltage of 1100mV at full load and a power supply rejection ratio of 70dB at 1kHz.

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

• Wide input voltage range supporting up to 60V for high-voltage applications
• Ultra-low quiescent current consumption for battery-powered efficiency
• Integrated thermal shutdown and short-circuit protection mechanisms
• High power supply rejection ratio ensuring stable output under noise

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 suffix '13' corresponds to the standard SOT89 tape and reel packaging configuration as defined in the manufacturer's ordering information. Confirm that the component meets RoHS 3 compliance requirements for your target market. Ensure the design accounts for the specified thermal resistance values associated with the SOT89 package to maintain safe operating junction temperatures during operation.

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

Select this component when a fixed 3.6V rail is required from a high-voltage source up to 60V. The low quiescent current makes it suitable for energy-sensitive designs. Consider the SOT89 package dimensions for PCB layout constraints. Verify that the input capacitor and output capacitor values meet the stability requirements outlined in the application information section of the datasheet.

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

This part belongs to the AP7387 series of wide input voltage ULDO regulators. The series offers multiple fixed output voltages including 3.0V, 3.3V, 3.6V, and 5.0V. It is available in various packages such as SOT23, SOT25, SOT89, and U-DFN2020-6. An automotive-compliant variant, AP7387Q, is also available under a separate datasheet for AEC-Q100 qualified applications.

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

AP7387-36YR-13 (SOT89 Reel variant)

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

What is the recommended output capacitor type for stability?

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 AP7387-36Y-13 includes an internal current-limit circuit that clamps the output current to prevent damage during overload or short-circuit events.