NCP1851FCCT1G

Overview

The NCP1851FCCT1G is a fully integrated Li-Ion switching battery charger manufactured by onsemi. It supports input voltages from 4.75V to 26.5V and delivers up to 1.6A charge current. The device features an internal power switch, programmable charge termination, and automatic recharge functionality. It operates within a temperature range of -40°C to +85°C and is housed in a compact WLCSP-6 package.

Feature Summary

• Fully integrated Li-Ion switching battery charger with internal power switch
• Supports wide input voltage range from 4.75V to 26.5V
• Programmable charge termination and automatic recharge capability

Applications

• Portable electronic devices requiring Li-Ion battery charging
• Mobile phones and smartphones
• Tablets and handheld gadgets

Procurement Notes

Verify component authenticity through authorized channels due to end-of-life status. Confirm package integrity and pin alignment upon receipt. Check datasheet revisions for any parameter updates. Ensure storage conditions meet moisture sensitivity level requirements before reflow soldering.

Selection Notes

Select this component for applications needing a compact, high-efficiency Li-Ion charger. Consider the WLCSP-6 footprint for space-constrained designs. Evaluate thermal performance under maximum load conditions. Verify compatibility with system input voltage ranges and battery specifications.

Part Context

Part of the NCP185x family of switching battery chargers. Similar models include NCP1850, NCP1852, and NCP1854. These devices share functional similarities but differ in current ratings and feature sets. The NCP1851 series targets portable consumer electronics with integrated power management solutions.

Replacement Considerations

NCP1851FCCT1G is marked as obsolete. Potential substitutes include NCP1851A or other NCP185x variants. Verify electrical parameters and pinout compatibility before substitution. Consult manufacturer documentation for recommended replacement strategies.