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LP14040P bảng dữ liệu(PDF) 4 Page - Shanghai Leiditech Electronic Technology Co., Ltd

tên linh kiện LP14040P
Giải thích chi tiết về linh kiện  Build in 40V Power MOSFET
PDF  13 Pages
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nhà sản xuất  LEIDITECH [Shanghai Leiditech Electronic Technology Co., Ltd]
Trang chủ  http://www.leiditech.com
Logo LEIDITECH - Shanghai Leiditech Electronic Technology Co., Ltd

LP14040P bảng dữ liệu(HTML) 4 Page - Shanghai Leiditech Electronic Technology Co., Ltd

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ELECTRICAL CHARACTERISTICS
(Ta=25
oC, unless otherwise noted)
Parameter
Symbol
TEST CONDITIONS
MIN.
TYP.
MAX.
Unit
DC Characteristics and Power-ON-Reset
Input quiescent
current when
shutdown
IQSD
VIN=12V, VEN=0V
24
40
μA
Input quiescent
current
IQQ
VIN=12V, VEN=Float or logic
high, IOUT=0A
0.65
mA
Output
discharge
resistance
RDIS
VOUT=5 V, VEN=0
500
Ω
Under voltage
lock out
threshold
VUVLO
VIN increasing from 0~5V
3.8
4.3
4.8
V
Under voltage
lock out
hysteresis
VHYS-UVLO
VIN decreasing from 5~0V
300
mV
ENABLE FUNCTION
Enable pull up
current
VEN=3V
1.7
μA
Enable
threshold
3.1
V
Disable
threshold
2.6
V
Enable
hysteresis
500
mV
FAULT TIMER
FAULT source
current
ICT_CHG
VCT=1V, source
10
11
12
μA
Fault sink
current
ICT_DIS
VCT=1V
20
22
24
μA
Threshold
voltage
VCT_HI
2.4
V
VCT_LO
0.4
V
Current when
HICCUP
ICTHIC_R
10
11
12
μA
ICTHIC_F
20
22
24
μA
Recovery
hiccup cycles
TON(OCP)
Cycles for CT pin charge to
2.4V and discharge to 0.4V
with ICTHIC
16
cycles
OVER VOLTAGE
Set current
IOV, SET
10
11
12
μA
Over voltage
VOVP, GND
ROVP short to GND
5.65
V
Over voltage
VOVP
ROVP=70KΩ
15.4
V
Over voltage
VOVP, FL
ROVP Floating
40.5
42.8
43.5
V
OVP
response
time
tOVP
OVP to FLTB go low
4
μs
FAULT FUNCTION
LP14040P
Rev :
www.leiditech.com
01.06.2015
4/13



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