Infrared receiver modules

*1 Recommended Circuit Description

1) Transmitter(IRED) drive current

2) R-C Decoupling Filter with Lower Cut-off Frequency

: R=100Ω , C=47㎌

⇒

fc = 1/2π RC = 33.9Hz

3) External pull-up resistor(optional)

: 10kΩ over

2/2

KSM-71□ TE2E

■ Measuring Method [Ta=25℃]

Standard

Tansmitter

25Cm

10㎌

Vout

10㏀

+5V

Transmitter

Arrival Distance : L

Vout

GND

Vcc

OSC

: Indicates horizontal and

vertical directions

Output Pulse Width

Standard Transmitter

Test Method of Transmission Distance

■ Typical Characteristics Curve [Ta=25℃]

Relative reception distance Vs.

Supply voltage

Relative reception distance Vs.

Ambient temperature

Radiant pattern

■ Standard Application Circuit with R-C Decoupling Filter

Transmitter

Vcc

GND

Vcc

GND

Vout

micom

C

R

Receiver

Module

Rp

Relative Sensitivity [%]

0

20

40

60

80

100

120

2.5

3.0

3.5

4.0

4.5

5.0

5.5

Supply voltage Vcc

[%]

[V]

0

20

40

60

80

100

120

-10

0

10

20

30

40

50

60

Ambient temperature Ta

[%]

[℃]

-100˚

-80˚

-60˚

-40˚

-20˚

0˚

20˚

40˚

60˚

80˚

100˚

0

50

100

50

100

Transmitter output

Carrier Frequency(fo)

Duty50 %

Remocon output pulse

600us 600us