IS1U621/IS1U621L

Fig. 1 B.P.F. Frequency Characteristics (TYP.)

Fig. 2 Sensitivity Angle (Direction X)

Characteristics (TYP.) for Reference

Fig. 3 Sensitivity Angle (Direction Y)

Characteristics (TYP.) for Reference

Fig. 4 Relative Reception Distance vs. Ambient

Temperature (TYP.) for Reference

Reception distance (m)

Carrier frequency (kHz)

Fig. 5 AEHA (Japan Association of Electrical Home Appliances)

Code Pulse Width Characteristics (1st Bit) (TYP.) for Reference

Unit

AEHA code generating transmitter

T= 430

µs

1st bit

(Conditions)

V

=5V, Ta=RT,

φ =0˚ , Ee < 10 lx

CC

0

1

234

5678

9

10

100

200

300

400

500

600

700

0

Angular displacement

φ

0

90˚

80˚

70˚

60˚

50˚

40˚

30˚

- 90˚

- 80˚

- 70˚

- 60˚

- 50˚

- 40˚

- 30˚

- 20˚

- 10˚

0˚

10˚

20˚

50

Angular displacement

φ

0

90˚

80˚

70˚

60˚

50˚

40˚

30˚

- 90˚

- 80˚

- 70˚

- 60˚

- 50˚

- 40˚

- 30˚

- 20˚

- 10˚

0˚

10˚

20˚

50

18

22

26

30

34

38

42

46

50

54

58

Ambient temperature Ta (˚C)

- 40

- 20

0

20

40

60

80

100

0

20

40

60

80

100

120

Unit

SHARP

standard transmitter

Relative comparison with reception

distance at V =5V,

φ =0˚ , Ee <10 lx

and Ta=25 ˚C taken as 100%

CC

Low level pulse width

High level pulse width