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LM5177 Bidirectional 4-Switch Buck-Boost Controller

LM5177 Description

LM5177 SNVSBU4F * JUNE 2022 * REVISED JANUARY 2025 LM5177 60V Wide VIN Bidirectional 4-Switch Buck-Boost Controller 1 .
The LM5177 is a four switch buck-boost controller.

LM5177 Features

* Wide input range from 3.5V to 60V (85V absolute maximum)
* Minimum 2.8V when V(BIAS) > 3.5V
* Output voltage from 3.3V to 60V
* Low shutdown IQ of 3μA
* Low operating IQ of 60μA
* 3% reverse current limit accuracy for precise charging currents

LM5177 Applications

* Backup power systems (battery backup, fire safety)
* Industrial PC (single board computer)
* Medical PSU (oxygen concentrator)
* Power over ethernet (router)

📥 Download Datasheet

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Bidirectional 4-Switch Buck-Boost Controller Texas Instruments
Texas Instruments LM5177-like datasheet