LM5121-Q1 - Wide Input Synchronous Boost Controller

Product Overview

Texas Instruments

Part number	LM5121-Q1
Manufacturer	Texas Instruments
File Size	2.97 MB
Description	Wide Input Synchronous Boost Controller
Datasheet	LM5121-Q1 Datasheet
Note	This datasheet PDF includes multiple part numbers: LM5121-Q1, LM5121. Please refer to the document for exact specifications by model.
Additional preview pages of the LM5121-Q1 datasheet.

The LM5121 is a synchronous boost controller intended for high-efficiency, high-power boost regulator applications.

The control method is based upon peak current mode control.

Current mode control provides inherent line feed-forward, cycle-bycycle current limiting and ease of loop compensation.

1 AEC-Q100 Qualified with the following results:.
Device Temperature Grade 1: -40°C to +125°C Ambient Operating Temperature Range.
Device HBM ESD Classification Level 2.
Device CDM ESD Classification Level C6.
Maximum Input Voltage: 65 V.
Min Input Voltage: 3.0 V (4.5 V for startup).
Output Voltage Up to 100 V.
Bypass (VOUT = VIN) Operation.
1.2-V Reference with ±1.0% Accuracy.
Free-Run/Synchronizable up to.

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Published: May 13, 2020 |