1ms/DIV
EN 1V/DIV
VOUT2 1V/DIV
VOUT1 1V/DIV
2ms/DIV
VIN 1V/DIV
VOUT2 1V/DIV
IOUT1 2A/DIV
VOUT1 1V/DIV
Test Data and Performance Curves
17
SNVU623B – October 2018 – Revised April 2020
Copyright © 2018–2020, Texas Instruments Incorporated
LM5143-Q1 EVM User's Guide
6.2.3
Line Transient Response
Figure 18. Cold-crank Response to V
IN
= 3.8 V, I
OUT1
= I
OUT2
= 1 A
6.2.4
Startup/Shutdown With ENABLE ON/OFF
Figure 19. ENABLE ON and OFF, V
IN
= 12 V, I
OUT1
= I
OUT2
= 7 A Resistive, C
SS1
= C
SS2
= 68 nF
