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VN7004SLH датащи(PDF) 11 Page - STMicroelectronics

номер детали VN7004SLH
подробное описание детали  High-side driver with CurrentSense analog feedback for automotive seat heating systems
PDF  35 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VN7004SLH датащи(HTML) 11 Page - STMicroelectronics

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Figure 7. TDSTKON
TDSTKON
VINPUT
VOUT
MultiSense
VOUT > VOL
GAPG2609141140CFT
Table 10. Truth table
Mode
Conditions
IN FR_DIAG OUT
Current Sense
Comments
Stand by
All logic inputs low
L
L
L
Hi-Z
Low quiescent current
consumption
Normal
Nominal load connected;
Tj < 150°C
L
H
L
0
OFF-state diagnostic enabled
H
L
H
ISENSE = 1/
K * IOUT
Autorestart mode
H
H
H
ISENSE =
1/K * IOUT
Latch-off mode
Overload
Overload or short to GND
causing:
Tj > TTSD or ΔTj > ΔTj_SD
H
L
H
VSENSEH
Autorestart mode
H
H
H
VSENSEH
Latch-off mode
Under-voltage
VCC < VUSD (falling)
X
X
L
Hi-Z
Re-start when
VCC > VUSD + VUSDhyst (rising)
OFF-state
diagnostics
Short to VCC
L
H
H
VSENSEH
Open-load
L
H
H
External pull-up
Negative output
voltage
Inductive loads turn-off
L
X
< 0 V
0
Table 11. FR_DIAG functionality
FR_DIAG
Input
Diagnostic
Overload protection
0
0
Disabled
X (1)
0
1
Enabled
Auto-restart
1
0
Enabled (OFF-state diagnostic)
X(1)
1
1
Enabled
Latch-off
1. X: do not care.
VN7004SLH
Main electrical characteristics
DS13681 - Rev 2
page 11/35



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