GL550/GL551
(Ta=25 ˚C)
■ Electro-optical Characteristics
Parameter
Forward voltage
Symbol
VF
Conditions
IF = 50mA
MIN.
TYP.
MAX.
1.75
3.5
10
Unit
V
-
-
1.5
-
Peak forward voltage
Reverse current
VFM
IR
IFM = 0.5A
VR = 3V
V
-
-
µ A
pF
Terminal capacitance
Radiant flux
Ct
VR = 0, f = 1MHZ
IF = 50mA
IF = 50mA
-
70
-
-
Φ e
10
850
22
mW
nm
Peak emission wavelength
λ
880
900
p
Half intensity wavelength
∆ λ
∆ θ
IF = 50mA
-
40
-
nm
GL550
Half intensity angle
-
-
± 22
± 10
-
-
˚
˚
IF = 50mA
GL551
*3
Response frequency
fc
IF = 50mA + 10mAp-p
-
12
-
MHZ
*3 Frequency to bring about -3dB reduction of modulated radiant flux from 100Hz
Fig. 1 Forward Current vs. Ambient
Fig. 2 Peak Forward Current vs. Duty Ratio
Temperature
120
Pulse width<=100 µs
Ta = 25˚C
5000
100
80
60
40
20
0
1000
500
100
50
10
10
- 4
- 3
- 2
- 1
- 40 - 20
0
20 25 40
60
(
80 85 100
10
10
Duty ratio
10
1
)
Ambient temperature Ta ˚C
SHARP [ SHARP ELECTRIONIC COMPONENTS ]
