RT8268 データシートの表示（PDF） - Richtek Technology
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RT8268 Datasheet PDF : 15 Pages
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RT8268
Switching Frequency vs. Input Voltage
404
402
400
398
396
394
VOUT = 3.3V, IOUT = 0.3A
392
3
6
9
12 15 18 21 24
Input Voltage (V)
Switching Frequency vs. Temperature
420
410
VIN = 12V
400
390
VIN = 23V
380
370
360
-50 -25
VOUT = 3.3V, IOUT = 0.3A
0
25 50 75
Temperature (°C)
100 125
Output Voltage vs. Input Voltage
3.298
3.296
3.294
3.292
3.290
IOUT = 2A IOUT = 0A
IOUT = 1A
3.288
3.286
3.284
3
6
9
12 15 18 21 24
Input Voltage (V)
VOUT
(10mV/Div)
VSW
(10V/Div)
IL1
(1A/Div)
Load Transient Response
Output Ripple Voltage
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (1μs/Div)
Load Transient Response
VOUT
(200mV/Div)
VOUT
(100mV/Div)
IOUT
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 0 to 2A
Time (100μs/Div)
IOUT
(1A/Div)
DS8268-02 March 2011
VIN = 12V, VOUT = 3.3V, IOUT = 1A to 2A
Time (100μs/Div)
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