参数资料
| 型号： | LT4351IMS#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/20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： | 无 |
| 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
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN Voltage ................................................ –0.3V to 19V
OUT Voltage ............................................. –0.3V to 19V
V DD Voltage .............................................. –0.3V to 30V
FAULT , STATUS Voltages.......................... –0.3V to 30V
FAULT , STATUS Current .......................................... 8mA
UV, OV Voltages ......................................... –0.3V to 9V
SW Voltage .............................................. –0.3V to 32V
Operating Temperature Range
LT4351C .................................................. 0°C to 70°C
LT4351I ............................................... –40°C to 85°C
Junction Temperature (Note 2) ............................ 125°C
Storage Temperature Range.................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
PIN CONFIGURATION
TOP VIEW
GATE 1 10 OUT
V DD 2 9 STATUS
V IN 3 8 FAULT
SW 4 7 UV
GND 5 6 OV
MS PACKAGE
10-LEAD PLASTIC MSOP
T JMAX = 125°C, θ JA = 120°C/W
LEAD FREE FINISH
LT4351CMS#PBF
LT4351IMS#PBF
TAPE AND REEL
LT4351CMS#TRPBF
LT4351IMS#TRPBF
PART MARKING
LTZZ
LTA1
PACKAGE DESCRIPTION
10-Lead Plastic MSOP
10-Lead Plastic MSOP
TEMPERATURE RANGE
0°C to 70°C
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. V IN = V OUT = 5V, V DD = 16.1V, V UV = 0.4V, V OV = 0.2V, GATE Open, unless
otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Supply and Protection
V IN
Operating Range
l
1.2
18
V
I VIN
V IN Supply Current
V IN = 1.2V, V OUT = 1.1V, V DD = 12.3V
V IN = 18V, V OUT = 17.9V, V DD = 29.1V
l
l
1.41
1.71
2
2.1
mA
mA
V UV(TH)
I UV(HYST)
I UV
V OV(TH)
Undervoltage Turn-Off Voltage
Threshold
I UV Hysteresis
UV Input Bias Current
Overvoltage Threshold
UV Falling
Difference Between I UV at V UV(TH) + 10mV and
V UV(TH) – 10mV
V UV = V UV(TH) + 10mV
OV Rising
l
l
l
l
290
7
290
300
10
–100
300
310
13
–400
310
mV
μA
nA
mV
4351fd
2
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