参数资料
型号: LT4351IMS#PBF
厂商: Linear Technology
文件页数: 4/20页
文件大小: 0K
描述: IC CTLR MOSFET DIODE-OR 10MSOP
标准包装: 50
应用: 并行/冗余电源
FET 型: N 沟道
输出数: 1
内部开关:
延迟时间 - 关闭: 600ns
电源电压: 1.2 V ~ 18 V
电流 - 电源: 1.4mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 管件
产品目录页面: 1338 (CN2011-ZH PDF)
LT4351
TYPICAL PERFORMANCE CHARACTERISTICS
T A = 25°C, unless otherwise noted.
310
308
306
Undervoltage Threshold
vs Temperature
V IN = 1.2V
V IN = 5V
V IN = 12V
V IN = 20V
305
303
Overvoltage Threshold
vs Temperature
V IN = 1.2V
V IN = 5V
V IN = 12V
V IN = 20V
310
308
306
Undervoltage Threshold vs V IN
304
302
300
298
296
294
292
301
299
297
295
304
302
300
298
296
294
292
290
–50
–25
0
25
50
75
100
125
293
–50
–25
0
25
50
75
100
125
290
0
2
4
6
8
10 12 14 16 18 20
TEMPERATURE (°C)
4351 G01
TEMPERATURE (°C)
4351 G02
V IN (V)
4351 G03
310
308
Overvoltage Threshold vs V IN
25
Overvoltage Hysteresis
vs Temperature
V IN = 5V
20
18
Overvoltage Turn-Off Delay
vs Overvoltage Overdrive
V IN = 5V
306
304
302
300
298
296
294
292
20
15
10
5
16
14
12
10
8
6
4
2
290
0
2
4
6
8
10 12 14 16 18 20
0
–50
–25
0
25
50
75
100
125
0
0
5
10
15
20
25
30
35
V IN (V)
4351 G04
TEMPERATURE (°C)
4351 G05
OV VOLTAGE ABOVE THRESHOLD (mV)
3451 G06
2.0
1.9
1.8
1.7
I VIN vs Temperature
V IN = 1.2V
V IN = 5V
V IN = 12V
V IN = 20V
4.5
4.0
I VDD vs Temperature
V IN = 1.2V
V IN = 5V
V IN = 12V
V IN = 20V
0.50
0.45
0.40
0.35
Gate Off-Voltage vs Temperature
V IN = 5V
V OUT = 5V
1.6
1.5
3.5
0.30
0.25
1.4
1.3
1.2
1.1
3.0
2.5
0.20
0.15
0.10
0.05
V IN = 5V
V OUT = 5.1V
1.0
–50
–25
0
25
50
75
100
125
2.0
–50
–25
0
25
50
75
100
125
0
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
4351 G07
TEMPERATURE (°C)
4351 G08
TEMPERATURE (°C)
4351 G09
4351fd
4
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