u4791b ETC-unknow, u4791b Datasheet - Page 3

• Manufacturer Part Number: u4791b
• Description: Automotive Lamp-outage Monitor, Vt = 53 Mv
• Manufacturer: ETC-unknow

Rev. A2, 07-Jun-99
Electrical Characteristics
V
Supply voltage
Internal Z-diode Z
Current consumption
Output saturation voltage V
Output Z-diodes Z
Control signal threshold
Threshold voltage
Input currents
Delay time
Voltage drift
S
= 9 to 15 V, T
Parameters
amb
2
3
D
, Z
= –40 to +95 C, figure 1, unless otherwise specified
V
12.00
11.90
5
V
V
+
4,6
0
12
6
V
V
V
0
I
Switch-on
T(15V)
V
measured at Pin 1 (GND)
T
Reference point Pin 7 (V
15 V
Switch identification Pin 8
Switch-off
3,5
amb
S
S
High to low
Low to high
= 12 V
= 9 V, I
= 1 mA
Test Conditions / Pin
*
*
= 25 C
V
12V
T(12V)
10
3,5
= 10 mA
V
V
S
S
= 12 V
= 15 V
20
Pin 4,6
Pin 2,7
Pin 2
Pin 1
Pin 3,5
Pin 3,5
Pin 4,6
Pin 4,6
Pin 8
Pin 3,5
t
d(off)
7
Figure 2.
)
30
Symbol
t
t
–V
V
d(off)
d(on)
V
V
V
D
V
I
I
sat
1
I
S
Z
Z
V
8
T
40
Min
51.5
20
21
57
9
50
t
d(on)
0.6 V
t
53.5
Typ
100
4.5
1.8
59
30
5
6
60
95 10614
S
m
s
U4791B
Max
55.5
0.5
15
61
6
mV/V
Unit
mA
mV
m
nA
m
m
V
V
V
V
V
A
s
s
3 (5)