MP2759GQ-0000-Z is a 36V 3A multi-cell lithium charger IC for power tools, robots and portable energy storage
The MP2759GQ-0000-Z is a highly integrated 36V/3A synchronous switching charger IC from Monolithic Power Systems, featuring built-in power MOSFETs and complete power path management for 1-6 series lithium-ion/lithium-polymer battery packs.
4V-36V operating voltage, withstands up to 45V transient surge without switching operation
Programmable charging current up to 3A with four charging phases: trickle charge, pre-charge, constant current (CC), and constant voltage (CV)
Configurable single-cell regulation voltage options (3.6V/4.0V/4.1V/4.15V/4.2V/4.35V/4.4V) for various lithium battery chemistries
Input current limit and minimum input voltage threshold with automatic charging current reduction to prevent input supply collapse
- 0.5% high-precision battery float voltage control
- Dedicated status pins: STAT for charging status, ACOK for input power presence detection
- Built-in reverse blocking FET and internal loop compensation
- Minimal external components required
- Battery overvoltage protection (OVP)
- NTC temperature monitoring with JEITA temperature-based charging current derating
- Thermal shutdown protection for overheat prevention
- Built-in charging safety timer to prevent overcharging
Compact 3mm*3mm QFN-19 surface-mount package, RoHS compliant
