DS8813D Datasheet, PDF (12/23 Pages) Richtek Technology Corporation – Multi-Phase PWM Controller with PWM-VID Reference

RT8813D
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div)
VREFIN = 0.6V to 1.2V, VID from low to high
Time (50μs/Div)
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div)
VREFIN = 1.2V to 0.6V, VID from high to low
Time (50μs/Div)
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div) V_REFIN = 0.9V to 1.2V, VID from floating to high
Time (50μs/Div)
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div)
VREFIN = 1.2V to 0.9V, VID from high to floating
Time (50μs/Div)
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div) V_REFIN = 0.9V to 0.6V, VID from floating to low
Time (50μs/Div)
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
www.richtek.com
12
Dynamic Output Voltage Control
VIN = 19V, VPVCC = 5V, VEN = 1.8V, IOUT = 30A
VID
(2V/Div)
VOUT
(500mV/Div)
PHASE1
(20V/Div)
PHASE2
(20V/Div)
VREFIN = 0.6V to 0.9V, VID from low to floating
Time (50μs/Div)
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DS8813D-00 September 2016