AP7315Q-25W5-7

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

The AP7315Q-25W5-7 is an automotive-compliant low dropout regulator manufactured by Diodes Incorporated. It provides a fixed output voltage of 2.5V with ±1% accuracy and supports up to 150mA output current. The device operates within a 1.7V to 5.25V input range and features a ripple rejection of 75dB at 1kHz. Quiescent current is as low as 35µA, and it includes an enable pin for power control. Packaged in SOT25, it functions across -40°C to +125°C.

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

• Automotive compliant with AEC-Q100 Grade 1 qualification and PPAP capability
• High ripple rejection of 75dB at 1kHz combined with low output noise
• Integrated enable pin for precise power management and shutdown control
• Low quiescent current consumption suitable for battery-powered applications

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 SOT25 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 2.5V fixed output variant. Check for RoHS and halogen-free compliance status if environmental regulations apply to the assembly process.

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

Select this component when designing for noise-sensitive automotive environments requiring high PSRR. The 150mA current capacity suits moderate load requirements. Verify input voltage stability within the 1.7V to 5.25V range. Consider the enable pin functionality for system power sequencing. Ensure thermal dissipation remains within limits given the 400mW power dissipation rating.

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 the same electrical and thermal characteristics as standard commercial versions but meets stricter automotive quality standards. The series offers various fixed output voltages and packages, with the Q suffix indicating automotive compliance and PPAP support.

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

AP7315DQ-25W5-7: Includes built-in output discharge function unlike the non-discharge AP7315Q variant.