RT8293BLZSP Просмотр технического описания (PDF) - Richtek Technology
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RT8293BLZSP Datasheet PDF : 14 Pages
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RT8293B
Output Current Limit vs. Input Voltage
6
5
4
VOUT = 1.2V
VOUT = 3.3V (Add Bootstrap Diode)
VOUT = 3.3V
3
2
1
0
4 6 8 10 12 14 16 18 20 22 24
Input Voltage (V)
Load Transient Response
Current Limit vs. Temperature
8
7
6
5
4
3
2
-50 -25
VIN = 12V, VOUT = 3.3V
0
25
50 75
Temperature (°C)
100 125
Load Transient Response
VOUT
(100mV/Div)
VOUT
(100mV/Div)
IOUT
(2A/Div)
VOUT
(5mV/Div)
VSW
(10V/Div)
IL
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 0A to 3A
Time (100μs/Div)
Switching
IOUT
(2A/Div)
VOUT
(5mV/Div)
VSW
(10V/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 3A
Time (0.5μs/Div)
IL
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 1.5A to 3A
Time (100μs/Div)
Switching
VIN = 12V, VOUT = 3.3V, IOUT = 1.5A
Time (0.5μs/Div)
DS8293B-03 March 2011
www.richtek.com
7
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