Datasheet Analog Devices LTC4100 — Даташит

LTC4100
Smart Battery
Charger Controller
Features Description Single Chip Smart Battery Charger Controller
n 100% Compliant (Rev. 1.1) SMBus Support Allows
for Operation with or without Host
n SMBus Accelerator Improves SMBus Timing
n Wide Output Voltage Range: 3.5V to 26V
n Hardware Interrupt and SMBAlert Response
Eliminate Interrupt Polling
n High Efficiency Synchronous Buck Charger
n 0.5V Dropout Voltage; Maximum Duty Cycle > 98%
n AC Adapter Current Limit Maximizes Charge Rate
n ±0.8% Voltage Accuracy; ±4% Current Accuracy
n Up to 4A Charging Current Capability
n 10-Bit DAC for Charge Current Programming
n 11-Bit DAC for Charger Voltage Programming
n User-Selectable Overvoltage and Overcurrent Limits
n High Noise Immunity SafetySignal Sensor
n Available in a 24-Pin SSOP Package The LTC®4100 Smart Battery Charger is a single chip
charging solution that dramatically simplifies construction
of an SBS compliant system. The LTC4100 implements
a Level 2 charger function whereby the charger can be …