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LM5170 - Multiphase Bidirectional Current Controller

Datasheet Summary

Description

The LM5170 controller provides the essential high voltage and precision elements of a dual-channel bidirectional converter.

It regulates the average current flowing between the high voltage and low voltage ports in the direction designated by the DIR input signal.

Features

  • Functional Safety-Capable.
  • Documentation available to aid functional safety system design.
  • Suited for high power industrial dual battery system.
  • 100-V HV-port and 65-V LV-port max ratings.
  • 1% Accurate bidirectional current regulation.
  • 1% Accurate channel current monitoring.
  • 5-A Peak half-bridge gate drivers.
  • Support multi-phase operation with stackability.
  • Diode emulation prevents negative current.
  • Program.

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Datasheet preview – LM5170

Datasheet Details

Part number LM5170
Manufacturer Texas Instruments
File Size 3.47 MB
Description Multiphase Bidirectional Current Controller
Datasheet download datasheet LM5170 Datasheet
Additional preview pages of the LM5170 datasheet.

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Full PDF Text Transcription

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LM5170 SNVSBJ0B – DECEMBER 2019 – REVISED AUGUST 2021 LM5170 Multiphase Bidirectional Current Controller 1 Features • Functional Safety-Capable – Documentation available to aid functional safety system design • Suited for high power industrial dual battery system – 100-V HV-port and 65-V LV-port max ratings – 1% Accurate bidirectional current regulation – 1% Accurate channel current monitoring – 5-A Peak half-bridge gate drivers – Support multi-phase operation with stackability – Diode emulation prevents negative current • Programmability and flexibility – Programmable or adaptive dead-time control – Programmable oscillator frequency with optional synchronization to external clock – Dual channel enable control inputs – Analog and PWM current controls – Programmable peak current limit – Pr
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