RT9244 데이터 시트보기 (PDF) - Richtek Technology
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RT9244 Datasheet PDF : 15 Pages
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RT9244
Typical Operating Characteristics
GM
250
200
GM1
GM3
150
GM4
GM2
100
Adjustable Frequency
500
R1 = 3kΩ
400
300
200
50
100
0
0
20
40
60
80
100 120
VDS (mV)
0
0
10
20
30
40
50
60
RRT (koΩh)m)
35
30
25
20
15
10
5
0
0
Offset Voltage
20
40
60
80
100 120
Ross (kohm)
Start-up @IOUT = 60A
(5V/Div)
VSS
(1V/Div)
VOUT
PGOOD
PWM
(5V/Div)
(5V/Div)
Time (10ms/Div)
Current Sharing at IOUT = 60A
Inductor
Current
(5A/Div)
PWM
(1V/Div)
Time (2.5μs/Div)
Power Off @IOUT = 60A
VSS (5V/Div)
VOUT
(1V/Div)
PGOOD
(5V/Div)
PWM
(5V/Div)
Time (100μs/Div)
www.richtek.com
8
DS9244-06 March 2007
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