FAN54120UC435X

Battery Chargers Overview

The FAN54120UC435X is a single-channel Li-Ion/Li-Polymer battery charger IC from onsemi. It supports input voltages up to 6V and delivers a programmable charge current of up to 1.5A. The device features an integrated power path manager for system load sharing, allowing operation with USB or wall adapter inputs. It includes a thermal regulation feature to limit die temperature during high-current charging. The unit operates within a junction temperature range of -40°C to +85°C and is housed in a compact UCSP-6 package.

Battery Chargers Feature Summary

• Integrated power path management for seamless source switching between input supply and battery
• Thermal regulation circuitry to maintain safe operating temperatures during fast charging
• Programmable charge current control via external resistor setting

Battery Chargers Applications

• Portable consumer electronics requiring efficient battery charging
• Smartphones and mobile communication devices
• Wearable technology and health monitoring gadgets

Battery Chargers Procurement Notes

Verify the specific suffix 'UC435X' against official onsemi documentation to confirm pinout and electrical specifications match your design requirements. Ensure compatibility with your target battery chemistry and input voltage sources before finalizing procurement.

Battery Chargers Selection Notes

Select this component when a compact solution with integrated power path management is required for single-cell lithium batteries. Consider its thermal performance and input voltage range relative to your system's power delivery capabilities and space constraints.

Battery Chargers Part Context

This part belongs to onsemi's FAN54120 series of battery chargers. It is designed for applications needing a small footprint and efficient power management. The series typically offers configurable charging profiles suitable for various portable electronic devices.

Battery Chargers Replacement Considerations

Consult official onsemi substitution guides for verified alternatives. Do not assume pin-to-pin compatibility with other battery charger models without verifying datasheet specifications.