5 Step Logarithm Dual LED Driver
LED
CD7666GP 5dB 5dB 3dB 3dB DIP16
5 ×2LED
CD7666GP
CD7666GP
Icco=4mA Vcc=6~12V
Vcc=9V
22 16 15
2 5
14
2 4
13
2...
Description
LED
CD7666GP 5dB 5dB 3dB 3dB DIP16
5 ×2LED
CD7666GP
CD7666GP
Icco=4mA Vcc=6~12V
Vcc=9V
22 16 15
2 5
14
2 4
13
2 3
12
2 2
11
2 1
10 9
+
A2 -
+ ++ + + C5' C4' C3' C2' C1'
- -- - -
--- - -
A1
C5 +
C4 C3 C2 C1 +++ +
+
12 11
3 1
5
4 1
4
5 1
3
6 1
2
78 1
1
11 21 31 41 51 61 71 8
1IN 1OUTA 5 1OUT5 4 1OUT4 3 1OUT3 2 1OUT2 1 1OUT1 GND
9 10 2 11 2 12 2 13 2 14 2 15 2 16 2
1
Vcc 1 2OUT1 2 2OUT2 3 2OUT3 3 2OUT4 5 2OUT5
2OUTA 2IN
Tamb=25
CD7666GP
Vcc -
14 V
Io -
30 mA
LED *1
VLED
15 V
*2 PD 750 mW
Tamb
-30
75
Tstg -55
150
*1 LED *2 25
3~7 10~14 1
6mW
Vcc=9V Tamb=25 f=1kHz
VIN=0
Icco 4 6 mA
VCE=2V
Io 15 20 30 mA
VIN=0
IOLE
50 µA
Av 12.6
dB
VILA(5)
189
212
238
VILA(4)
134
150
168
AV=12.6dB
VILA(3)
89
106 126
mV
VILA(2)
47
60
75
VILA(1)
24
34
47
1
AV=12.6dB
∆VILA -10.25
0
10.25
mV
2
f=1KHz 0.47uF 430 430 430 430 430
CD7666GP
LED10 LED9 LED8 LED7 LED6 430 430 430 430 430
Vcc=9V
1 S2
0.47uF
1LED 1LED 1LED 1...
Similar Datasheet