BR-B21V1-12V View Datasheet(PDF) - BRIGHT LED ELECTRONICS CORP

Part Name

Description

Manufacturer

BR-B21V1-12V

GaP/GaP Green Internal For DC and pulse operation. Resistor 800Ω

BRIGHT LED ELECTRONICS CORP 

BRIGHT LED ELECTRONICS CORP.

SINCE 1981

BR-B21V1-12V

● Electrical and optical characteristics(Ta=25℃)

Parameter

Symbol Condition

Forward Current

IF

VF=12V

Luminous Intensity

Peak Wave Length

Dominant Wave Length

Spectral Line Half-width

Iv

VF=12V

λp

VF=12V

λd

VF=12V

∆λ

VF=12V

Viewing Angle

2θ1/2

VF=12V

Min.

-

-

-

560

-

-

Typ.

8

20

568

-

30

35

Max.

12

-

-

576

-

-

● Typical electro-optical characteristics curves

Fig.1 Relative intensity vs. Wavelength

1.0

Fig.2 Forward current derating curve

vs. Ambient temperature

60

50

40

0.5

30

20

0

520

570

620

Wavelength λ (nm)

10

0

20

40

60

80

100

Ambient temperature Ta(℃)

Unit

mA

mcd

nm

nm

nm

deg

Fig.3 Forward current vs. Forward voltage

50

40

30

20

10

0

1

2

3

4

5

Forward voltage(V)

Fig.4 Relative luminous intensity

vs. Ambient temperature

3.0

2.5

2.0

1.5

1.0

0.5

0

-40

-20

0

20

40

60

Ambient temperature Ta(℃)

Fig.5 Relative luminous intensity

vs. Forward current

2.0

1.5

1.0

0.5

0

10

20

30

40

50

Forward current (mA)

Fig.6 Radiation diagram

0 10

20

30

1.0

40

0.9

50

0.8

60

70

0.7

80

90

0.5 0.3 0.1

0.2 0.4 0.6

Ver.2.0 Page: 2 of 2

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