VN920
Electrical specifications
Table 11. Truth table
Conditions
Normal operation
Over-temperature
Under-voltage
Over-voltage
Short circuit to GND
Short circuit to VCC
Negative output voltage clamp
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
VSENSEH
0
0
0
0
0
(Tj<TTSD) 0
(Tj>TTSD) VSENSEH
0
< Nominal
0
Table 12. Electrical transient requirements
ISO T/R
7637/1
Test pulse
I
Test level
II
III
IV
Delays and impedance
1
- 25V(1)
- 50V(1)
- 75V(1)
- 100V(1)
2
+ 25V(1)
+ 50V(1)
+ 75V(1)
+ 100V(1)
3a
- 25V(1)
- 50V(1)
- 100V(1)
- 150V(1)
3b
+ 25V(1)
+ 50V(1)
+ 75V(1)
+ 100V(1)
4
- 4V(1)
- 5V(1)
- 6V(1)
- 7V(1)
5
+ 26.5V(1) + 46.5V(2) + 66.5V(2) + 86.5V(2)
2ms, 10Ω
0.2ms, 10Ω
0.1µs, 50Ω
0.1µs, 50Ω
100ms, 0.01Ω
400ms, 2Ω
1. All functions of the device are performed as designed after exposure to disturbance.
2. One or more functions of the device is not performed as designed after exposure and cannot be returned to
proper operation without replacing the device.
11/34