TSL260R, TSL261R, TSL262R

INFRARED LIGHT-TO-VOLTAGE OPTICAL SENSORS

TAOS049E −SEPTEMBER 2007

6

r

r

Copyright E 2007, TAOS Inc.

The LUMENOLOGY r Company

www.taosinc.com

APPLICATION INFORMATION

TSL26xR

Sensor

Output

2

3

1

TSL261R

Sensor

Output

50-kΩ

Threshold

5 V

2

3

1

+

−

100 Ω

5 V

4

5 V

4.7 kΩ

10 kΩ

15 kΩ

LM393

1

8

3

2

15 kΩ

NOTE A: Output goes high when beam is interrupted; working distance is several inches or less. Intended for use as optical-interrupter switch

or reflective-object sensor.

Figure 8. Short-Range Optical Switch With Hysteresis