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LTC4156 Datasheet Dual-input Power Manager / 3.5a Lifepo4 Battery Charger

Manufacturer: Linear Technology (now Analog Devices)

Overview: LTC4156 Dual-Input Power Manager/ w3.i5thAI2LCiFeCPoOn4trBoal tatenrdy Charger USB.

General Description

n High Efficiency Charger Capable of 3.5A Charge Current n Charge Control Algorithm Specifically Designed for LiFePO4 Batteries (Lithium Iron Phosphate) n Monolithic Switching Regulator Makes Optimal Use of Limited Power and Thermal Budget n Dual Input Overvoltage Protection Controller n Priority Multiplexing for Multiple Inputs n I2C/SMBus Control and Status Feedback n NTC Thermistor ADC for Temperature Dependent Charge Algorithms (JEITA) n Instant-On Operation with Low Battery n Battery Ideal Diode Controller for Power Management n USB On-The-Go Power Delivery to the USB Port n Four Float Voltage Settings (3.45V, 3.55V, 3.6V, 3.8V) n 28-Lead 4mm × 5mm QFN Package Applications n Portable Medical Devices n Portable Industrial Devices n Backup Devices L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks and PowerPath and Bat-Track are trademarks of Linear Technology Corporation.

All other trademarks are the property of their respective owners.

The LTC®4156 is a 15 watt I2C controlled power manager with PowerPath™ instant-on operation, high efficiency switching battery charging and USB patibility.

LTC4156 Distributor