TSL260R, TSL261R, TSL262R
INFRARED LIGHT-TO-VOLTAGE OPTICAL SENSORS
TAOS049E
−SEPTEMBER
2007
APPLICATION INFORMATION
6V
IN
U2
TLE2426
OUT
COM
3
+
Audio
Input
C1
1
μF
R1
10 kΩ
7
+
8
4
R2
20 kΩ
R3
40
Ω
D2
OP295
†
U1
TLC271
5
1
6
Q1
2N3904
6V
D1
OP295
†
6V
2 _
9V
2
IN
U1
TSL261R
Sensor
OUT
COM
1
9V
IN
U2
TLE2426
OUT
COM
2
3
_
+
R2
10 kΩ
TRANSMITTER
3
+
C3
1
μF
VOL
C1
100 pF
9V
7
6
R1
100 kΩ
+
C2
47
μF
U3A
4 NE5534
Output
(to headphones)
RECEIVER
†
OPTEK part number
NOTE A: Simple transmission of audio signal over short distances (<10 ft). Applications include wireless headphones, wireless-telephone
headset, and wireless-headset intercom.
Figure 12. IR Voice-Band Audio Link
The
LUMENOLOGY
r
Company
r
r
Copyright
E
2007, TAOS Inc.
www.taosinc.com
9
TAOS [ TEXAS ADVANCED OPTOELECTRONIC SOLUTIONS ]
