AP7583Q-MP-13

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

The AP7583Q-MP-13 is a 300mA ultra-low dropout (ULDO) linear regulator from Diodes Incorporated, designed for automotive battery-powered applications. It features a wide input voltage range of 3V to 42V and delivers a maximum output current of 300mA. The device offers low quiescent current of 2.5µA at light loads, ensuring minimal power consumption in always-on systems. It provides high output-voltage accuracy of ±1.5% and includes thermal shutdown, short-circuit protection, and output current limit functions. The component is available in MSOP-8EP packaging.

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

• Ultra-low quiescent current of 2.5µA at light loads for efficient always-on operation
• Wide input voltage range supporting 3V to 42V supply inputs
• Integrated protection mechanisms including thermal shutdown, short-circuit protection, and output current limiting
• High output voltage accuracy with ±1.5% tolerance

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

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

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

Verify the specific output voltage configuration required, as the AP7583Q series includes adjustable, 3.3V fixed, and 5.0V fixed variants within the same package code structure. Confirm that the MSOP-8EP package aligns with your PCB footprint requirements. Ensure the design accounts for the 2.5µA typical quiescent current specification for accurate power budgeting in low-power states.

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

Select this component when designing for automotive environments requiring high input voltage tolerance up to 42V. It is suitable for applications needing stable regulation for sensitive digital logic like MCUs and communication transceivers. Consider the thermal resistance characteristics of the MSOP-8EP package if operating near maximum load currents or high ambient temperatures.

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

This part belongs to the AP7583Q/AQ series of ULDO regulators manufactured by Diodes Incorporated. The series is AEC-Q100 qualified and PPAP capable, meeting automotive industry standards. It is produced in IATF16949 certified facilities, ensuring consistent quality for automotive-grade electronics. The 'MP' suffix denotes the MSOP-8EP package type.

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

Direct replacements include other parts from the AP7583Q/AQ family with matching output voltages and packages, such as AP7583Q-33MP-13 for 3.3V or AP7583Q-50MP-13 for 5.0V outputs. Cross-family comparisons should verify pin compatibility and electrical specifications against the original design requirements.