VN920 / VN920-B5 / VN920SO
TRUTH TABLE
CONDITIONS
Normal operation
Overtemperature
Undervoltage
Overvoltage
INPUT
L
H
L
H
L
H
L
H
L
H
H
L
H
L
OUTPUT
L
H
L
L
L
L
L
L
L
L
L
H
H
L
SENSE
0
Nominal
0
V
SENSEH
0
0
0
0
0
(T
j
<T
TSD
) 0
(T
j
>T
TSD
) V
SENSEH
0
< Nominal
0
Short circuit to GND
Short circuit to V
CC
Negative output voltage clamp
ELECTRICAL TRANSIENT REQUIREMENTS
ISO T/R 7637/1
Test Pulse
1
2
3a
3b
4
5
ISO T/R 7637/1
Test Pulse
1
2
3a
3b
4
5
CLASS
C
E
I
-25 V
+25 V
-25 V
+25 V
-4 V
+26.5 V
II
-50 V
+50 V
-50 V
+50 V
-5 V
+46.5 V
TEST LEVELS
III
-75 V
+75 V
-100 V
+75 V
-6 V
+66.5 V
TEST LEVELS RESULTS
II
III
C
C
C
C
C
C
C
C
C
C
E
E
IV
-100 V
+100 V
-150 V
+100 V
-7 V
+86.5 V
Delays and
Impedance
2 ms 10
Ω
0.2 ms 10
Ω
0.1
µs
50
Ω
0.1
µs
50
Ω
100 ms, 0.01
Ω
400 ms, 2
Ω
I
C
C
C
C
C
C
IV
C
C
C
C
C
E
CONTENTS
All functions of the device are performed as designed after exposure to disturbance.
One or more functions of the device is not performed as designed after exposure to disturbance
and cannot be returned to proper operation without replacing the device.
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STMICROELECTRONICS [ STMICROELECTRONICS ]
