SIR-505STA47

Sensors

Rev.A

2/2

Electrical and optical characteristic curves

Fig.1 Forward current falloff

AMBIENT TEMPERATURE : Ta (

°C)

−20

0

40

60

80

20

100

0

40

20

60

80

100

Fig.2 Forward current vs. forward voltage

0

20

40

60

80

100

012

75

°C

50

°C

25

°C

0

°C

−25

°C

Fig.3 Wavelength characteristics

OPTICAL WAVELENGTH :

900

920

940

960

980

1000

0

20

40

60

80

100

Fig.4 Emitting strength vs.

forward current

(mA)

0

20406080

100

10

30

50

70

90

0

4

8

12

16

20

Fig. 5 Relative emitting strength vs.

ambient temperature

AMBIENT TEMPERATURE : Ta

(

°C)

0

−25

25

100

50

75

10

20

50

100

200

0

20

40

60

80

100

0

10

°

0

°

20

°

30

°

40

°

50

°

60

°

70

°

80

°

90

°

20

40

60

80

100

20

40

60

80

90

70

50

30

10

ANGULAR DISPLACEMENT :

RELATIVE EMITTING STRENGTH (%)

Fig. 6 Directional pattern