Datasheet Linear Technology LTC4156IUFD#PBF — Ficha de datos

LTC4156
Dual-Input Power Manager/
3.5A LiFePO4 Battery Charger
with I2C Control and USB OTG
Features Description 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 Г— 5mm QFN Package The LTCВ®4156 is a 15 watt I2C controlled power manager
with PowerPathв„ў instant-on operation, high efficiency
switching battery charging and USB compatibility. The …