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L9177 датащи(PDF) 23 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) 23 Page - STMicroelectronics

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L9177
Electrical specifications
48
Figure 13. Stepper motor operations
3.5.15
O2 sensor heater driver
Table 21. O2 sensor heater driver characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Unit
RdsON
On resistance
Iout = 3 A
-
-
0.5
Ω
VC
Output clamping voltage
Iout = 3 A
40
-
50
V
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
IOC
Overcurrent threshold
3.8
-
5
A
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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