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RT9259C View Datasheet(PDF) - Richtek Technology
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Description
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RT9259C
12V Synchronous Buck PWM DC-DC and Linear Power Controller
Richtek Technology
RT9259C Datasheet PDF : 15 Pages
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RT9259C
Typical Operating Characteristics
Dead Time
No Load, Falling
UGATE
(5V/Div)
V
IN1
PHASE
LGATE
Dead Time
No Load, Rising
UGATE
V
IN1
PHASE
(5V/Div)
LGATE
Time (25ns/Div)
Time (25ns/Div)
(2V/Div)
V
OUT1
I
L
OCP
(10A/Div)
Time (2.5ms/Div)
(10V/Div)
(10V/Div)
(0.5A/Div)
(200mV/Div)
Power Off
No Load
UGATE
V
REF
LGATE
I
L
Time (5
μ
s/Div)
Full Load
(20V/Div)
Shut Down
(10V/Div)
(500mV/Div)
(1V/Div)
Time (5
μ
s/Div)
UGATE
No Load
V
IN1
LGATE
V
OUT1
RT_Dis
(5V/Div)
(500mV/Div)
RT_Dis
(10V/Div)
(500mV/Div)
PHASE
V
OUT1
Start Up
Time (1ms/Div)
www.richtek.com
6
DS9259C-03 August 2007
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