MAX20459ATJA/V+T

Power Management - Specialized Overview

The MAX20459ATJA/V+T is a switching voltage regulator IC manufactured by Analog Devices/Maxim Integrated. It functions as a DC-DC converter and host-charge emulator with high output voltage capabilities. The device supports an input voltage range of 4.5V to 28V and provides a maximum output voltage of 7V. It delivers up to 3A of output current at a switching frequency of 410kHz. The component operates within a temperature range of -40°C to +125°C and is housed in a TQFN-EP-32 package.

Power Management - Specialized Feature Summary

• Integrates DC-DC conversion with host-charge emulation for USB Type-C applications
• Supports wide input voltage range suitable for various power supply scenarios
• Capable of delivering high output current for demanding load requirements

Power Management - Specialized Applications

• USB Type-C charge enumerator systems
• Host-charge emulation circuits
• High-voltage output DC-DC conversion applications

Power Management - Specialized Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging when ordering. Confirm the exact part number matches the required electrical specifications, particularly the 3A output current and 7V max output voltage. Ensure compatibility with the TQFN-EP-32 package footprint for PCB design. Check for any RoHS compliance documentation if required for your manufacturing process.

Power Management - Specialized Selection Notes

Select this component when a combined DC-DC regulator and charge emulator is needed for USB Type-C hosts. It is suitable for designs requiring high output voltage up to 7V and significant current delivery. Consider the 410kHz switching frequency for EMI and filter component sizing. Verify that the operating temperature range meets the environmental requirements of the final application.

Power Management - Specialized Part Context

This part belongs to the Maxim Integrated line of power management solutions, now under Analog Devices. It is designed for advanced USB Type-C interfaces, providing both power regulation and communication emulation. The integration of these functions reduces component count and board space compared to discrete solutions.

Power Management - Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided data. Consult official manufacturer resources for cross-reference information.