RT8023GQW Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT8023GQW Datasheet PDF : 19 Pages
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RT8023
VOUT1
(50mV/Div)
Buck Load Transient Response
VIN1 = 5V, VOUT1 = 1.2V
IOUT1 = 0A to 1.5A
VOUT1
(5mV/Div)
Buck Switching Waveforms
VIN1 = 3.3V, VOUT1 = 1.2V
IOUT1 = 1.5A
IPHASE1
IOUT1
(1A/Div)
Time (50μs/Div)
VPHASE1
(5V/Div)
IPHASE1
(500mA/Div)
Time (1μs/Div)
Buck Power On from EN
VIN1 = 3.3V, VOUT1 = 1.2V, IOUT1 = 1.5A
VEN1
(2V/Div)
VOUT1
(500mV/Div)
IIN1
(0.5A/Div)
Time (100μs/Div)
Buck PGOOD Response
VIN1 = 3.3V, VOUT1 = 1.2V, IOUT1 = 1.5A
VEN1
(2V/Div)
VOUT1
(500mV/Div)
IOUT1
(0.5A/Div)
VPGOOD1
(2V/Div)
Time (100μs/Div)
LDO1 Dropout Voltage vs. Load Current
600
500
TA = 125°C
400
TA = 25°C
300
200
100
0
0
TA = -40°C
VOUT2 = 2.5V
100 200 300 400 500 600 700
Load Current (mA)
LDO2 Dropout Voltage vs. Load Current
600
500
TA = 125°C
400
TA = 25°C
300
200
100
0
0
TA = -40°C
VOUT3 = 2.5V
50 100 150 200 250 300 350
Load Current (mA)
DS8023-03 March 2011
www.richtek.com
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