TSL260R, TSL261R, TSL262R

INFRARED LIGHT-TO-VOLTAGE OPTICAL SENSORS

TAOS049E −SEPTEMBER 2007

7

The LUMENOLOGY r Company

r

r

Copyright E 2007, TAOS Inc.

www.taosinc.com

APPLICATION INFORMATION

NOTE A: Output pulses low until beam is interrupted. Useful range is 1 ft to 20 ft; can be extended with lenses. This configuration is suited

for object detection, safety guards, security systems, and automatic doors.

TSL262R

Sensor

Output

50 kΩ

5 V

2

3

1

+

−

4

5 V

4.7 kΩ

15-kΩ

TLC372

1

8

3

2

100 kΩ

5 V

0.01 μF

Threshold

TLC555

4

3

1

5 V

8

27 kΩ

7

6

2

3 kΩ

0.01 μF

2N3906

18 Ω

Figure 9. Pulsed Optical-Beam Interrupter

NOTE A: Output goes low when light pulses from emitter are reflected back to sensor. Range is 6 in to 18 in depending upon object

reflectance. Useful for automatic doors, annunciators, object avoidance in robotics, automatic faucets, and security systems.

or

560 kΩ

TSL260R

Sensor

6 V

2

3

1

0.1 μF

NE567

4

1 kΩ

270 kΩ

0.1 μF

4.7 μF

1 μF

0.1 μF

10 kΩ

100 Ω

+

+

3

27

1

8

Light

Shield

2N3904

0.01 μF

5

6

Figure 10. Proximity Detector