DS8813D Datasheet, PDF (11/23 Pages) Richtek Technology Corporation – Multi-Phase PWM Controller with PWM-VID Reference

RT8813D
OVP
UVP
VVSNS
(1V/Div)
UGATE1
(20V/Div)
LGATE1
(5V/Div)
EN
(2V/Div)
PGOOD
(5V/Div)
VOUT
(50mV/Div)
PHASE1
(20V/Div)
PVCC
(5V/Div)
PGOOD
(5V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
VIN = 19V, VPVCC = 5V, No Load
Time (100μs/Div)
Power On from EN
VVSNS
(1V/Div)
UGATE1
(20V/Div)
LGATE1
(5V/Div)
EN
(2V/Div)
PGOOD
(5V/Div)
VOUT
(500mV/Div)
VIN = 19V, VPVCC = 5V, IOUT = 30A
Time (500μs/Div)
PHASE1
(20V/Div)
Power On from PVCC
PVCC
(5V/Div)
PGOOD
(5V/Div)
VIN = 19V, VEN = 1.8V, IOUT = 30A
Time (500μs/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
VIN = 19V, VPVCC = 5V, IOUT = 40A
Time (20μs/Div)
Power Off from EN
EN
PGOOD
VOUT
VIN = 19V, VPVCC = 5V, IOUT = 30A
Time (500μs/Div)
Power Off from PVCC
PVCC
PGOOD
VOUT
VIN = 19V, VEN = 1.8V, IOUT = 30A
Time (500μs/Div)
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
DS8813D-00 September 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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