TS51221-M025QFNR

Power Management - Specialized Overview

The TS51221-M025QFNR is a wireless charging receiver integrated circuit manufactured by Semtech. It operates within an input voltage range of 4.5 V to 24 V and provides a fixed output voltage of 2.5 V with a maximum output current of 1 A. The device functions at temperatures between -40°C and +125°C, consuming 5.2 mA of operating supply current. It is housed in a QFN-16 surface-mount package.

Power Management - Specialized Feature Summary

• Integrated wireless power reception for compliant charging systems
• Fixed regulated output voltage capability
• Extended industrial temperature operation range

Power Management - Specialized Applications

• Wireless charging receiver modules
• Portable electronic device power management
• IoT sensor node power supplies

Power Management - Specialized Procurement Notes

This component is officially listed as End-of-Life (EOL) by the manufacturer. Distribution availability is restricted or non-existent in many regions. Verify discontinuation status and lead times carefully before design finalization. No new production units are expected from the factory.

Power Management - Specialized Selection Notes

Select this part only if the specific 2.5 V output and 1 A current limit align with system requirements. The QFN-16 package requires compatible PCB footprint design. Due to EOL status, alternative sourcing strategies or redesigns may be necessary for long-term production viability.

Power Management - Specialized Part Context

Part of the TS51221 series of wireless charging ICs. This specific suffix indicates the 2.5 V output variant. The series targets efficient power transfer in compact form factors for consumer and industrial electronics requiring standardized wireless power interfaces.

Power Management - Specialized Replacement Considerations

No public substitute part numbers are confirmed in available documentation. Designers should consult Semtech sales representatives for potential obsolescence management options or approved cross-reference components.