AP7387-30SA-7

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

The AP7387-30SA-7 is a fixed-output linear regulator manufactured by Diodes Incorporated, providing a nominal 3.0V output with a maximum continuous current of 150mA. It operates within a wide input voltage range from 5V to 60V and features a typical quiescent current of 2μA. The device offers high power supply rejection ratio (PSRR) of 70dB at 1kHz and maintains an output voltage accuracy of ±2%. Dropout voltage is typically 700mV at 100mA and 1100mV at 150mA. It is housed in a surface-mount SOT23 package.

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

• Wide input voltage capability up to 60V for flexible power supply integration
• Low quiescent current consumption suitable for battery-powered applications
• Integrated thermal shutdown and short-circuit protection for enhanced reliability
• High PSRR ensures stable regulation against input 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 ordering suffix 'SA' corresponds to the SOT23 package and '-7' indicates tape and reel packaging containing 3,000 units per carrier. Confirm that the '30' designation matches the required 3.0V fixed output voltage. Ensure compliance with RoHS and halogen-free requirements as specified in the manufacturer documentation before finalizing procurement specifications.

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 fixed 3.0V output. It is appropriate for designs needing low static current and robust transient response. Verify that the SOT23 package thermal resistance meets the system's dissipation needs under maximum load conditions. Ensure input and output capacitor values align with stability recommendations for optimal performance.

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

This part belongs to the AP7387 family of ultra-low dropout regulators designed for high-voltage applications. The series includes various output voltages and packages such as SOT89, SOT25, and U-DFN2020-6. The AP7387-30SA-7 specifically utilizes the SOT23 form factor, distinguishing it from other variants in the lineup while sharing core electrical characteristics like the 150mA drive capability and 60V input tolerance.

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

AP7387-33SA-7

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

What is the recommended output capacitor type for the AP7387-30SA-7?

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

How does the AP7387-30SA-7 handle overcurrent conditions?

The device includes a current-limit circuit that clamps the output current to a pre-designed level to prevent damage during overload or short-circuit events.