LM51770-Q1 80V Wide VIN Bidirectional 4-Switch Buck-Boost Controller

1 Features • Wide input range from 3.5V to 80V (85V absolute maximum) – Minimum 2.8V when V(BIAS) > 3.5V • Output voltage from 3.3V to 78V • Low shutdown IQ of 3μA • Low operating IQ of 60μA • 3% reverse current limit accuracy for precise charging currents • Average input and output c

文件：2.78954 Mbytes 页数：70 Pages

TI

德州仪器

LM51772-Q1 55V 4-Switch Buck-Boost Controller with I2C interface

1 Features • Input range from 0V (V(BIAS) ≥ 3.5V) to 55V • Output voltage 1V to 55V • Dynamical Vo programming via I2C from: – 3.3V up to 48V in 20mV steps – 1V up to 24V in 10mV steps • Peak current regulation control • Small voltage transition ripple overall operating modes • Shut down

文件：4.29541 Mbytes 页数：120 Pages

TI

德州仪器

具有 I2C 接口的汽车级 55V 4 开关降压/升压控制器

The LM51772-Q1 is a four switch Buck-Boost controller with optional I2C control. It provides a regulated output voltage if the input voltage is higher, equal or lower than the adjusted output voltage. In power safe mode the device supports very high efficiency at light and high load conditions and f • Input range from 0V (V(BIAS) ≥ 3.5V) to 55V\n• Dynamical Vo programming via I2C from: \n• 1V up to 24V in 10mV steps\n• Peak current regulation control\n• Shut down quiescent current 3µA\n• DRV pin for external FET control\n• Power save mode (Single Pulse/µSleep)\n• Integrated high voltage supply ;

TI

德州仪器

LM51772-Q1 55V 4-Switch Buck-Boost Controller with I2C interface

1 Features • Input range from 0V (V(BIAS) ≥ 3.5V) to 55V • Output voltage 1V to 55V • Dynamical Vo programming via I2C from: – 3.3V up to 48V in 20mV steps – 1V up to 24V in 10mV steps • Peak current regulation control • Small voltage transition ripple overall operating modes • Shut down

文件：4.29541 Mbytes 页数：120 Pages

TI

德州仪器

LM51772-Q1 55V 4-Switch Buck-Boost Controller with I2C interface

1 Features • Input range from 0V (V(BIAS) ≥ 3.5V) to 55V • Output voltage 1V to 55V • Dynamical Vo programming via I2C from: – 3.3V up to 48V in 20mV steps – 1V up to 24V in 10mV steps • Peak current regulation control • Small voltage transition ripple overall operating modes • Shut down

文件：4.29541 Mbytes 页数：120 Pages

TI

德州仪器