AP7375-18WR-7

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

The AP7375-18WR-7 is a fixed-output low-dropout linear regulator manufactured by Diodes Incorporated. It provides a regulated 1.8V output with a maximum load current of 300mA. The device supports a wide input voltage range from 3V to 45V and features an enable pin capable of handling up to 45V. Key electrical characteristics include a typical quiescent current of 2.1µA, high power supply rejection ratio of 85dB at 1kHz, and excellent line and load regulation. It is housed in the SOT25 package (Code WR) and includes integrated short-circuit and thermal shutdown protection.

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

• Wide input voltage range supporting operation from 3V to 45V
• Integrated enable pin for controlling LDO output state
• High output voltage accuracy with ±2% tolerance
• Internal thermal shutdown and current limit protection

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

• Battery-powered equipment
• Smoke detectors and sensors
• Microcontroller applications
• Home appliances

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

Verify the specific ordering suffix 'WR' corresponds to the SOT25 package configuration required for your design. Confirm that the 1.8V fixed output voltage aligns with system requirements. Ensure compliance with RoHS and lead-free standards as specified in the manufacturer documentation before finalizing procurement orders.

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

Select this component when a stable 1.8V rail is needed from a high-voltage source up to 45V. The SOT25 package offers a compact footprint suitable for space-constrained designs. Consider the 300mA current capability and low dropout performance for efficient power management in portable or industrial electronics requiring reliable voltage regulation under varying load conditions.

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

This part belongs to the AP7375 series of ULDO regulators designed for wide input voltage applications. The series includes various fixed output voltages and packages such as SOT23, SOT89, and U-DFN2020-6. The AP7375-18WR-7 specifically denotes the 1.8V version in the SOT25 package with tape-and-reel packaging, catering to automated surface-mount assembly processes.

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

Check for AP7375Q-18WR-7 if automotive-grade qualification is required. Verify compatibility with other AP7375 variants sharing the SOT25 package but differing in output voltage or package code.