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LM5145 Datasheet(PDF) 5 Page - Texas Instruments

Part # LM5145
Description  LM25139 42V, Synchronous Buck DC/DC Controller With Dual Random Spread Spectrum for Advanced EMI Mitigation
PDF  60 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM5145 Datasheet(HTML) 5 Page - Texas Instruments

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Table 4-1. Pin Functions (continued)
PIN
TYPE(1)
DESCRIPTION
NO.
NAME
14
HO
O
High-side power MOSFET gate driver output
15
CBOOT
P
High-side driver supply for bootstrap gate driver
16
EN
I
An active-high precision input with rising threshold of 1V and hysteresis current of 11μA. If the EN
voltage is less than 0.5V, the LM25139 is in shutdown mode.
17
Exposed Pad
G
Connect Exposed Pad to the power ground connection.
(1)
P = Power, G = Ground, I = Input, O = Output
www.ti.com
LM25139
SLVSJ80 – OCTOBER 2025
Copyright © 2025 Texas Instruments Incorporated
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Product Folder Links: LM25139



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