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參數資料
| 型號： | U4790B |
| 英文描述： | Wide band low noise operational amplifiers |
| 中文描述： | 燈監視器 |
| 文件頁數： | 3/5頁 |
| 文件大小： | 35K |
| 代理商： | U4790B |
U4790B
Rev. A3, 09-Apr-01
3 (5)
Electrical Characteristics
V
S
= 9 to 15 V, T
amb
= –40 to +95
°
C, figure 1, unless otherwise specified
Parameters
Test Conditions / Pin
Symbol
V
S
V
Z
I
1
Min
9
20
Typ
Max
15
Unit
V
V
mA
Supply voltage
Internal Z diode Z
2
Current consumption
Pin 2,7
Pin 2
Pin 1
V
S
= 12 V
measured at Pin 1 (GND)
V
S
= 9 V, I
3,5
= 10 mA
T
amb
= 25
°
C
4.5
6
Output saturation volt-
age
Output Z diodes Z
3
, Z
5
Control signal threshold
Pin 3,5
Pin 3,5
V
sat
V
Z
0.5
V
V
21
Reference point Pin 7 (V
7
)
I
3,5
= 3 mA
Pin 4,6
V
S
= 12 V
V
S
= 15 V
–V
T
6.5
7.8
8
9.3
9.5
10.8
mV
Voltage drift
V
V
T(15V)
15 V
V
T(12V)
12V
Pin 4,6
V
0.45
mV/V
Threshold voltage
Input currents
Switch identification Pin 8
V
8
I
0.6 V
S
100
5
V
nA
A
Pin 4,6
Pin 8
Pin 3,5
I
Delay time
Switch-on
High to low
Switch-off
Low to high
t
d(on)
6
s
t
d(off)
30
s
12.00
11.95
12
V
4,6
V
0
t
d(off)
t
d(on)
10
20
30
40
50
60 s
0
t
95 10624
V
V
6
Figure 3.
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