RT8269GSP Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT8269GSP Datasheet PDF : 12 Pages
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RT8269
Current Limit vs. Duty Cycle
6.0
5.5
5.0
4.5
4.0
3.5
VIN = 4.75V to 24V, VOUT = 3.3V
3.0
0
20
40
60
80
100
Duty Cycle (%)
Power On from EN
VIN = 12V, VOUT = 3.3V, IOUT = 3A
VEN
(5V/Div)
VOUT
(2V/Div)
IIN
(1A/Div)
Time (5ms/Div)
Current Limit vs. Temperature
6.0
5.5
5.0
4.5
4.0
3.5
3.0
-50 -25
VIN = 12V, VOUT = 3.3V
0
25 50 75
Temperature (°C)
100 125
VEN
(5V/Div)
Power Off from EN
VIN = 12V, VOUT = 3.3V, IOUT = 3A
VOUT
(2V/Div)
IIN
(1A/Div)
Time (5ms/Div)
VOUT
(10mV/Div)
VSW
(10V/Div)
IL
(2A/Div)
Output Ripple
Power On from VIN
VIN = 12V, VOUT = 3.3V, IOUT = 3A
Time (1μs/Div)
VIN
(5V/Div)
VOUT
(2V/Div)
IIN
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 3A
Time (5ms/Div)
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6
DS8269-02 March 2011
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