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L9177 датащи(PDF) 20 Page - STMicroelectronics

номер детали L9177
подробное описание детали  Peripheral on chip for low end engine control
PDF  49 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9177 датащи(HTML) 20 Page - STMicroelectronics

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Electrical specifications
L9177
20/49
DocID17617 Rev 1
3.5.11
Relay drivers
3.5.12
Lamp driver
Table 17. Relay driver characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Unit
Imax
Output current
-
-
-
1
A
I_oc
Overcurrent threshold
-
1.2
-
2.5
A
VDS
Output clamping voltage
I = 1 A
40
-
50
V
Ron
On resistance
I = 1 A
-
-
1.5
Ilk_off
Leakage current
Vout = 18 V, diagnosis OFF
-
-
10
μA
Ilk_on
Leakage current
Vout = 18 V, diagnosis ON
-
-
100
μA
ton_off
Turn on-off delay
From CMD (serial or
parallel) rising edge
--
6
μs
VOL
Open load output voltage Driver in OFF condition
0.46*VDD
0.5*VDD
0.54*VDD
V
Vdiagth_H(1) Diagnostic high threshold Driver in OFF condition
0.54*VDD
0.6*VDD
0.66*VDD
V
Vdiagth_L(1) Diagnostic low threshold Driver in OFF condition
0.36*VDD
0.4*VDD
0.44*VDD
V
1. Vdiagth_L<Vout<Vdiagth_H  Open Load; Vout<Vdiagth_L  Short to GND
Table 18. Lamp driver characteristics
Symbol
Parameter
Condition
Min
Typ
Max
unit
ILI
Linear current limitation
-
2
-
4
A
Ioc
Overcurrent threshold
Masked for lamp driver
during in-rush
1.2
-
2.4
A
tdgmsk
Diagnosis masking time
Guaranteed by scan
2
-
5
ms
VDS
Output clamping voltage
I = 200 mA
40
-
50
V
Ron
On resistance
I = 200 mA
-
-
1.5
Ilk_off
Leakage current
Vout = 18 V, diagnosis OFF
-
-
10
μA
Ilk_on
Leakage current
Vout = 18 V, diagnosis ON
-
-
100
μA
ton_off
Turn on-off delay
From SPI CS rising edge
-
-
6
μs
VOL
Open load output voltage Driver in OFF condition
0.46*VDD
0.5*VDD
0.54*VDD
V
Vdiagth_H(1) Diagnostic high threshold Driver in OFF condition
0.54*VDD
0.6*VDD
0.66*VDD
V
Vdiagth_L(1) Diagnostic low threshold
Driver in OFF condition
0.36*VDD
0.4*VDD
0.44*VDD
V
1. Vdiagth_L<Vout<Vdiagth_H  Open Load; Vout<Vdiagth_L  Short to GND



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