LTC4091 Datasheet | Linear Technology

LTC4091 36V Battery Charger and Power Backup Manager Features n Seamless Transition Between Primary Power Source and Li-Ion Battery n 2A High Voltage Step-Down Regulator with Adaptive Output Control n Internal 75mΩ Ideal Diode Plus Optional External Ideal Diode Controller Provides Low Loss Power Path™ When Primary Supply Not Present n Wide Input Voltage Range: 6V to 36V (60V Abs Max) n 4.45V Max Output Voltage n Full Featured Li-Ion Battery Charger n Pin Selectable 4.1V and 4.2V Charge Voltage Options n Thermally Enhanced Low Profile (0.75mm) 6mm × 3mm 22-Lead DFN Package APPLICATIONS n Fleet and Asset Tracking n Automotive GPS Data Loggers n Automotive Telematics Systems n Battery Backup Systems DESCRIPTION The LTC®4091 is a 36V Li-Ion battery charger and power backup manager. The integrated step-down switching regulator charges a battery from a primary power source while providing power to the load. If primary power is lost, the load is seamlessly transitioned to...