LTC4020 Datasheet | Analog Devices

55V Buck-Boost Multi‑Chemistry Battery Charger Features n Wide Voltage Range: 4.5V to 55V Input, Up to 55V Output (60V Absolute Maximums) n Synchronous Buck-Boost DC/DC Controller n Li-Ion and Lead-Acid Charge Algorithms n ±0.5% Float Voltage Accuracy n ±5% Charge Current Accuracy n Instant-On for Heavily Discharged Batteries n Ideal Diode Controller Provides Low Loss PowerPath When Input Power Is Limited n Input Voltage Regulation for High Impedance Input Supplies and Solar Panel Peak Power Operation n Onboard Timer for Protection and Termination n Bad Battery Detection with Auto-Reset n NTC Input for Temperature Qualified Charging n Binary Coded Open-Collector Status Pins n Low...