丝印：LM251772；Package：VQFN；LM251772 36V 4-Switch Buck-Boost Controller with I2C for USB-PD sourcing

1 Features • Input range from 3.5V to 36V • 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 over all operating modes • Shut down quiescent current 3μA • Operating quiesce

文件：4.03391 Mbytes 页数：112 Pages

TI

德州仪器

丝印：LM251772；Package：VQFN；LM251772 36V 4-Switch Buck-Boost Controller with I2C for USB-PD sourcing

1 Features • Input range from 3.5V to 36V • 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 over all operating modes • Shut down quiescent current 3μA • Operating quiesce

文件：4.03391 Mbytes 页数：112 Pages

TI

德州仪器

LM251772 36V 4-Switch Buck-Boost Controller with I2C for USB-PD sourcing

1 Features • Input range from 3.5V to 36V • 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 over all operating modes • Shut down quiescent current 3μA • Operating quiesce

文件：4.03391 Mbytes 页数：112 Pages

TI

德州仪器

LM51770 78-V Wide VIN Bidirectional 4-Switch Buck-Boost Controller

1 Features • Wide input range from 3.5V to 78V (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：3.04335 Mbytes 页数：65 Pages

TI

德州仪器