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RT9259APS 参数 Datasheet PDF下载

RT9259APS图片预览
型号: RT9259APS
PDF下载: 下载PDF文件 查看货源
内容描述: 12V同步降压PWM DC -DC和线性电源控制器 [12V Synchronous Buck PWM DC-DC and Linear Power Controller]
分类和应用: 控制器
文件页数/大小: 14 页 / 244 K
品牌: RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
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RT9259A
Start Up
No Load
I
LOAD
I
Load
= 20A
Start Up
(2.5A/Div)
RT_Dis
(500mV/Div)
V
OUT1
(500mV/Div)
V
OUT1
(500mV/Div)
Time (1ms/Div)
Time (1ms/Div)
Transient Response
Transient Response
UGATE
V
OUT
(20V/Div)
(100mV/Div)
V
OUT1
(100mV/Div)
(20V/Div)
UGATE
I
L
(10A/Div)
V
IN1
= 12V, V
OUT1
= 2V
I
LOAD1
= 1A to 20A
(10A/Div)
V
IN1
= 12V, V
OUT1
= 2V
I
LOAD1
= 20A to 1A
I
L
Time (2.5μs/Div)
Time (10μs/Div)
Transient Response
LDO
V
IN2
= 12V, V
OUT2
= 2.5V
I
LOAD
= 1A to 100mA
LDO
LGATE
Under Voltage Protection
V
IN2
= 0V
(2mV/Div)
V
OUT2
(10V/Div)
UGATE
(20V/Div)
I
L
COMP
(500mV/Div)
(0.5A/Div)
(1V/Div)
Time (100μs/Div)
V
OUT2
Time (10ms/Div)
www.richtek.com
8
DS9259A-02 March 2007