2ms/DIV
VIN 1V/DIV
VOUT2 1V/DIV
IOUT1 2A/DIV
VOUT1 1V/DIV
1ms/DIV
VIN 2V/DIV
VOUT2 1V/DIV
IOUT1 5A/DIV
VOUT1 1V/DIV
Test Data and Performance Curves
18
SNVU623B – October 2018 – Revised April 2020
Copyright © 2018–2020, Texas Instruments Incorporated
LM5143-Q1 EVM User's Guide
6.2.5
Startup/Shutdown with EN1 and EN2 Tied to VIN
Figure 20. Startup, V
IN
= 12 V, I
OUT1
= I
OUT2
= 7 A Resistive, C
SS1
= C
SS2
= 68 nF
Figure 21. Shutdown, V
IN
= 12 V, I
OUT1
= I
OUT2
= 7 A Resistive
