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RT9214GSP 데이터 시트보기 (PDF) - Richtek Technology
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RT9214GSP
5V/12V Synchronous Buck PWM DC-DC Controller
Richtek Technology
RT9214GSP Datasheet PDF : 17 Pages
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RT9214
V
CC
Switching
V
OUT
I
OUT
UGATE
(100mV/Div)
(10A/Div)
V
CC
(20V/Div)
V
CC
= 5V to 12V
I
OUT
= 10A, V
IN
= 5V
Time (10ms/Div)
(10V/Div)
V
OUT
I
OUT
UGATE
Power On
(500mV/Div)
(2A/Div)
(10V/Div)
Time (500us/Div)
V
CC
V
OUT
V
IN
UGATE
I
OUT
= 2A
Power Off
(10V/Div)
(2V/Div)
(2V/Div)
Time (5ms/Div)
(10V/Div)
Dead Time (Rising)
V
CC
= V
IN
= 5V
I
OUT
= 25A
UGATE
(5V/Div)
PHASE
LGATE
Time (25ns/Div)
Dead Time (Falling)
V
CC
= 12V
V
IN
= 5V
I
OUT
= 25A
UGATE
PHASE
(5V/Div)
LGATE
Time (10ns/Div)
Transient Response (Rising)
UGATE
(10V/Div)
V
OUT
(100mV/Div)
I
L
(10A/Div)
V
CC
= V
IN
= 12V
I
OUT
= 0A to 15A
Freq. = 1/20ms, SR = 2.5A/us
Time (5us/Div)
L = 2.2uH
C = 2000uF
DS9214-13 September 2007
www.richtek.com
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