AP7361EA-25ER-13

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

The AP7361EA-25ER-13 is a fixed-output linear regulator manufactured by Diodes Incorporated. It provides a stable 2.5V output with a maximum current of 1A. The device operates within an input voltage range of 2.2V to 6.0V and features a typical dropout voltage of 440mV at full load. It incorporates an enable pin for power control, low quiescent current of 68µA, and high PSRR of 75dB at 1kHz. Protection includes current limiting, thermal shutdown, and foldback short-circuit protection. It is housed in the SOT223R package.

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

• Ultra-low dropout performance ensures efficient regulation under varying load conditions.
• Integrated enable function allows precise power management and system standby control.
• Built-in thermal shutdown and current limiting protect against fault conditions.

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

• Laptop computers
• Audio and video equipment
• Battery-powered devices

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

Verify the specific suffix ER corresponds to the SOT223R package variant when sourcing. Confirm RoHS compliance and lead-free status requirements match project specifications. Ensure the ordering code matches the exact 2.5V fixed output configuration. Check datasheet revision history for any updates to electrical characteristics or packaging details before finalizing procurement.

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

Select this component for applications requiring a fixed 2.5V rail with up to 1A capability. The SOT223R package offers a compact surface-mount solution suitable for space-constrained designs. Consider the thermal resistance characteristics of the package when designing heat dissipation strategies for high ambient temperatures or continuous full-load operation.

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

This part belongs to the AP7361EA family of 1A low dropout regulators. The series supports both adjustable and fixed output voltages across various packages including U-DFN3030-8, SOT89-5, TO252, and SO-8EP. The AP7361EA variant specifically adds an enable pin compared to the standard AP7361, enhancing system power management flexibility.

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

AP7361EA-25E-13 (SOT223 package)

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

What is the purpose of the EN pin on the AP7361EA?

The EN pin is an active-high enable input that turns the regulator on or off, allowing for system power control and standby mode management.

Does the AP7361EA require a minimum load to remain stable?

No, the device is stable under no-load conditions and does not require a minimum load current to maintain regulation.