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参数资料
| 型号： | NTE1501 |
| 厂商： | NTE Electronics, Inc. |
| 元件分类： | LED驱动器 |
| 英文描述： | Integrated Circuit 7-Step LED Driver Circuit |
| 中文描述： | 集成电路7步LED驱动电路 |
| 文件页数： | 2/3页 |
| 文件大小： | 22K |
| 代理商： | NTE1501 |
Electrical Characteristics (Cont
’
d):
(T
A
= +25
°
C, V
CC
= 9V unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
μ
A
μ
A
μ
A
μ
A
Input Bias Current (Amp)
I
Bias2
I
Bias3
I
Bias7
I
Bias1
V
CC
= 18V, V
2
= 0
V
CC
= 18V, V
3
= 0
V
CC
= 18V, V
2
= 10V, V
3
= 0, V
7
= 0
V
CC
= 18V, V
3
= 10V, V
I
= 0, V
2
= 0,
V
6
= V
7
V
7
= 3.5, V
8
= 0
–
2
–
0
–
2
–
0
Input Bias Current (Comparator)
–
10
–
0
–
10
–
0
Comparator Level (NTE1500)
GD
1
*
GD
2
GD
3
GD
4
GD
5
GD
6
GD
7
GD
1
GD
2
GD
3
GD
4
GD
5
GD
6
GD
7
–
17
–
15
–
13
dB
–
9
–
7
–
5
dB
–
4
–
3
–
2
dB
–
1
0
1
dB
1.5
2.0
2.5
dB
3.5
4.0
4.5
dB
4.5
5.0
5.5
dB
Comparator Level (NTE1501)
V
7
= 3.65, V
8
= 0
0.4
0.5
0.6
dB
0.85
1.0
1.15
dB
1.35
1.5
1.65
dB
1.85
2.0
2.15
dB
2.35
2.5
2.65
dB
2.85
3.0
3.15
dB
3.35
3.5
3.65
dB
* The comparator reference voltage is 3.5V and 2.0V is 0dB (V
CC
opr = 5V to 16V).
V
CC
LED7
V
ref
R2
LED5
LED1
LED2
LED3
LED4
LED6
R1
LED Current Input
Input (+)
Input (
–
)
Output
LED Current Input
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
17
Pin Connection Diagram
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