AP7315Q-28W5-7

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

The AP7315Q-28W5-7 is an automotive-compliant low dropout regulator manufactured by Diodes Incorporated. It provides a fixed 2.8V output with a maximum current of 150mA. The device operates within a 1.7V to 5.25V input voltage range and supports junction temperatures from -40°C to +125°C. Key electrical characteristics include ±1% output voltage accuracy, 75dB ripple rejection at 1kHz, and 60µVrms output noise. It features a 35µA quiescent current and is housed in a SOT-25 package.

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

• Automotive compliant with AEC-Q100 Grade 1 qualification and PPAP support
• High power supply ripple rejection for noise-sensitive applications
• Low output noise suitable for sensitive RF and camera circuits
• Integrated enable pin for precise power management control

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

• Infotainment power supplies
• Automotive RF supply
• Cameras
• Automotive POL in ADAS
• Automotive wireless communication

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

Verify the specific suffix W5 corresponds to the SOT-25 package and -7 indicates tape and reel packaging. Confirm that the Q suffix denotes automotive compliance and AEC-Q100 Grade 1 qualification. Ensure the ordering code matches the required 2.8V fixed output variant. Check for any specific change control requirements mandated by your automotive quality standards.

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

Select this component when designing for automotive environments requiring high reliability and low noise. The 150mA output current capacity suits moderate load applications. Verify that the input voltage remains within the 1.7V to 5.25V range under all operating conditions. Consider the thermal resistance values if the ambient temperature approaches the upper limit of the specified operating range.

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

This part belongs to the AP7315Q series of low dropout regulators designed specifically for automotive applications. It shares architectural similarities with commercial variants but includes enhanced qualification processes. The series offers various fixed output voltages and packages, providing flexibility for different system power requirements while maintaining consistent performance metrics across the family.

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

AP7315DQ-28W5-7 serves as a functional substitute with the addition of an output discharge feature. Standard commercial versions like AP7315-28W5-7 lack the automotive compliance and AEC-Q100 qualification required for this specific application context.