MAX8564AEUB+

Voltage Regulators - Linear Regulator Controllers Overview

The MAX8564AEUB+ is a dual linear n-FET controller from the MAX8563/MAX8564 family, designed for ultra-low output voltage point-of-load conversion. It features a 0.5V reference with ±1% accuracy and operates within a VDD range of 4.5V to 13.2V. The device provides two independently enabled outputs adjustable from 0.5V to 3.3V at 12V supply or 0.5V to 1.8V at 5V supply. Packaged in a 10-pin µMAX, it supports operation from -40°C to +85°C.

Voltage Regulators - Linear Regulator Controllers Feature Summary

• Dual independent LDO controllers with individual enable inputs and power-good signals
• Ultra-low feedback regulation voltage of 0.5V with ±1% accuracy
• Integrated undervoltage lockout and overload protection against soft short-circuit conditions
• Capable of driving external n-channel MOSFETs using ceramic output capacitors

Voltage Regulators - Linear Regulator Controllers Applications

• Motherboards and desknotes requiring flexible point-of-load voltage conversion
• Notebooks and graphic cards utilizing dual/triple power supplies
• Low-voltage DSP, microprocessor, and microcontroller power supplies

Voltage Regulators - Linear Regulator Controllers Procurement Notes

Verify the component designation includes the '+' suffix to confirm lead-free packaging compliance. Ensure the specific 'A' variant matches the required electrical characteristics for your design. Cross-reference the 10-pin µMAX package code U10-2 during integration. Confirm that the operating temperature range aligns with your system's environmental requirements before finalizing procurement.

Voltage Regulators - Linear Regulator Controllers Selection Notes

Select this controller when designing cost-effective, low-dropout regulators using external n-channel MOSFETs. It is suitable for applications requiring tight regulation down to 0.5V. Consider the maximum input voltage constraints relative to the external MOSFET breakdown voltage. Evaluate thermal management needs based on the power dissipation calculations provided in the datasheet for the chosen load current.

Voltage Regulators - Linear Regulator Controllers Part Context

This component belongs to the MAX8563/MAX8564/MAX8564A series of ultra-low-output dual and triple LDO controllers. While the MAX8563 offers three outputs in a 16-pin QSOP package, the MAX8564 variants provide two outputs in a compact 10-pin µMAX package. These devices are engineered for high-efficiency voltage translation in portable and computing electronics.

Voltage Regulators - Linear Regulator Controllers Replacement Considerations

The MAX8564EUB is a non-leaded equivalent within the same functional family. Verify pin compatibility and electrical specifications against the MAX8563 if a triple-output solution is required instead.