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TPS54386PWPR 参数 Datasheet PDF下载

TPS54386PWPR图片预览
型号: TPS54386PWPR
PDF下载: 下载PDF文件 查看货源
内容描述: 3 -A双路非同步转换器,集成高边MOSFET [3-A DUAL NON-SYNCHRONOUS CONVERTER WITH INTEGRATED HIGH-SIDE MOSFET]
分类和应用: 转换器稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
文件页数/大小: 52 页 / 1214 K
品牌: TI [ TEXAS INSTRUMENTS ]
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SLUS774B – AUGUST 2007 – REVISED OCTOBER 2007
www.ti.com
TYPICAL CHARACTERISTICS (continued)
SWITCHING NODE LEAKAGE CURRENT
vs
JUNCTION TEMPERATURE
MINUMUM CONTROLLABLE PULSE WIDTH
vs
LOAD CURRENT
5
I
SW(off)
- Switching Node Leakage Current -
mA
400
t
ON
- Minimum Controllable Pulse Width - ns
T
A
(°C)
350
T
A
= –40°C
300
–40
0
25
85
4
250
T
A
= 0°C
3
200
150
2
100
T
A
= 25°C
T
A
= 85°C
1
-50
50
-25
0
25
50
75
100
125
0
0.2
0.4
T
J
- Junction Temperature - °C
Figure 13.
OVERCURRENT LIMIT
vs
SUPPLY VOLTAGE
0.6
0.8
1.0
I
L
- Load Current - A
Figure 14.
1.2
1.4
5.0
4.5
4.0
OCL = 3.0 A
3.5
3.0
2.5
2.0
1.5
1.0
4
8
12
16
20
V
DD
- Supply Voltage - V
Figure 15.
I
OC
- Overcurrent Limit - A
OCL = 4.5 A
OCL = 1.5 A
24
28
8
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Copyright © 2007, Texas Instruments Incorporated