RT7237A データシートの表示（PDF） - Richtek Technology
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RT7237A Datasheet PDF : 15 Pages
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RT7237A
Current Limit vs. Temperature
6
5
VOUT
(200mV/Div)
4
VIN = 12V
3
VIN = 17V
2
1
0
-50 -25
High Side Switch, VOUT = 3.3V
0
25 50 75
Temperature (°C)
100 125
IOUT
(1A/Div)
VOUT
(200mV/Div)
Load Transient Response
VOUT
(5mV/Div)
VSW
(5V/Div)
Load Transient Response
VIN = 12V, VOUT = 3.3V, IOUT = 0.5A to 2A
Time (100μs/Div)
Output Ripple Voltage
IOUT
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 1A to 2A
Time (100μs/Div)
Power On from VIN
IL
(1A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (2.5μs/Div)
Power Off from VIN
VIN
(5V/Div)
VOUT
(2V/Div)
IL
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (10ms/Div)
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
www.richtek.com
8
VIN
(5V/Div)
VOUT
(2V/Div)
IL
(2A/Div)
VIN = 12V, VOUT = 3.3V, IOUT = 2A
Time (10ms/Div)
is a registered trademark of Richtek Technology Corporation.
DS7237A-01 September 2012
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