AP7369Q-33W5-7

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

The AP7369Q-33W5-7 is a wide input-voltage range low-dropout linear regulator manufactured by Diodes Incorporated. It provides a fixed 3.3V output with a maximum load current of 150mA and operates within an input voltage range of 3V to 45V. The device features a typical quiescent current of 2.1µA, high power supply rejection ratio of 85dB at 1kHz, and excellent line/load regulation. Packaged in SOT-25-5, it includes integrated short-circuit and thermal shutdown protection.

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

• Wide input voltage range supporting up to 45V for robust operation
• High output voltage accuracy of ±2% across operating temperatures
• Integrated short-circuit and thermal shutdown protection functions
• Suitable for automotive applications requiring specific change control

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

• Powering MCUs and CAN/LIN transceivers
• Automotive head units
• EV and HEV battery management systems
• Body control modules
• Transmission control units (TCUs)

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

Verify the component matches the specified part number AP7369Q-33W5-7 from Diodes Incorporated. Confirm the package type is SOT-25 and the output voltage is 3.3V. Ensure compliance with AEC-Q100 qualification requirements if used in automotive contexts. Check datasheet specifications against application needs before procurement.

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

Select this regulator for applications requiring a wide input voltage range up to 45V and low quiescent current. It is suitable for automotive environments due to its AEC-Q100 qualification and IATF 16949 manufacturing certification. Consider the 150mA output current capability and thermal performance when designing the PCB layout for adequate heat dissipation.

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

The AP7369Q series belongs to Diodes Incorporated's ULDO regulator family, designed for wide input voltage applications. This specific variant offers a 3.3V fixed output in an SOT-25 package. It is engineered for automotive use, featuring high reliability standards and comprehensive protection mechanisms including thermal shutdown and current limiting.

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

AP7369Q-33E-13 is a confirmed substitute offering identical electrical characteristics but packaged in SOT-223 instead of SOT-25.