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L9779WD Datasheet(PDF) 57 Page - STMicroelectronics

No. de pieza L9779WD
Descripción Electrónicos  Multifunction IC for engine management system
PDF  170 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9779WD Datasheet(HTML) 57 Page - STMicroelectronics

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DocID027452 Rev 5
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L9779WD
Functional description
169
For OUT 5 only the following parameters are different with respect to OUT1 to 4.
OUT5
PWclampRP
Clamp repetitive pulses
Freq = 30 Hz
Tc < 135°C; I_OUT5 < 0.7 A
4.55 Mio cycles
--
12
mJ
Tc < 140°C; I_OUT5 < 0.7 A
3.5 Mio cycles
--
12
Tc < 145°C; I_OUT5 < 0.7 A
3.5 Mio cycles
--
12
Table 19. LSa electrical characteristics (continued)
Pin
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Table 20. LSa diagnosis electrical characteristics
Pin
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
OUT
1 to 5
Ropen load
Min resistor value open
load detection
Not tested
500
-
-
k
Imax
Output current
Not tested
-
2.2
-
A
IOVC
Over current threshold -
3
-
6
A
TFILTEROVC
Over current filtering
time
Tested by scan
2
3
4
µs
TFILTERdiaggoff
Filtering open load and
short to gnd diag. off
Tested by scan
35
50
65
µs
Td_mask
Diagnosis Mask time
after switch-off
Tested by scan
300
-
500
µs
VHVT
Open load threshold
voltage
-
VOutopen
+120mV
-3
V
VOutopen
Open load output
voltage
Open load
condition
2.3
-
2.7
V
VLVT
Output short-circuit to
GND voltage range
threshold
-1.9
-
VOutopen
-200mV
V
IOUT_PD
Output diagnostic pull
down current Off state
Vpin = 5 V
50
-
110
µA
OUT
1 to 5
IOUT_PU
Output diagnostic pull
up current Off state
Vpin = 1.5 V
110
160
210
µA
Itopen
Open load threshold
current
-30
-
90
µA
Table 21. LSa diagnosis electrical characteristics (OUT 5)
Pin
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
OUT 5
Imax
Output current
Not tested
-
3
-
A
IOVC
Over current threshold
-
3.7
-
6.9
A



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