RT8295B Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Fabricante
RT8295B Datasheet PDF : 14 Pages
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RT8295B
Output Current Limit vs. Input Voltage
6
5
4
3
VOUT = 1.2V
VOUT = 3.3V (Add Bootstrap Diode)
2
VOUT = 3.3V
1
0
4 6 8 10 12 14 16 18 20 22 24
Input Voltage (V)
Load Transient Response
Current Limit vs.Temperature
6
5
4
3
2
1
0
-50 -25
VIN = 12V, VOUT = 3.3V
0
25 50 75
Temperature (°C)
100 125
Load Transient Response
VOUT
(100mV/Div)
VOUT
(50mV/Div)
IOUT
(1A/Div)
VSW
(10V/Div)
VOUT
(10mV/Div)
IL
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 0.1A to 2A
Time (100μs/Div)
Output Voltage Ripple
IOUT
(1A/Div)
VSW
(10V/Div)
VOUT
(10mV/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (1μs/Div)
IL
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 1A to 2A
Time (100μs/Div)
Output Voltage Ripple
VIN = 12V, VOUT = 3.3V, IOUT = 1A
Time (1μs/Div)
DS8295B-03 March 2011
www.richtek.com
7
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