L3989-02 データシートの表示（PDF） - Hamamatsu Photonics

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L3989-02

High power infrared LED

Hamamatsu Photonics 

Infrared LED

L3989 series

Radiant output vs. ambient temperature

(Typ. IF=50 mA)

+3

+2

+1

0

-1

-2

-3

-4

-5

-40 -20 0 20 40 60 80 100

Ambient temperature (°C)

KLEDB0216EA

Allowable forward current vs. duty ratio

10000

(Ta=25 °C)

Allowable forward current vs. ambient temperature

100

80

60

40

20

0

-40 -20

0

20 40 60 80 100

Ambient temperature (°C)

KLEDB0027EC

1000

Pulse width=1 μs

Pulse width=10 μs

Pulse width=100 μs

100

10

0.01

0.1

1

10

Duty ratio (%)

100

KLEDB0289EB

3

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