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TOSHIBA
VLD Technical Data TOLD9231(M)
Units in: mm
Small package gain guided type MQW InGaAIP VLD Package flange: ø5.6mm Applications include: Bar code scanners, measurement systems, laser pointer, etc.
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Pin Connection
1. Laser diode cathode 2. Laser diode anode photodiode cathode 3. Photodiode anode
case and pin no. 2 are in common
Can Identification Mark: F
JEDEG EIAJ TOSHIBA
15 — A1 15 — A1 15 — 4A1
Maximum ratings (Tc=25˚C)
Characteristic
Optical Output Power(CW) LD Reverse Voltage PD Reverse Voltage Operation Case Temperature Storage Temperature
Symbol
PO VR(LD) VR(PD) TC Tstg
Rating
5 2 30 -10ϳ+60 -40ϳ+85
Unit
mW V V ˚C ˚C
Optical-electrical characteristics (Tc=25˚C)
Characteristic
Threshold Current Operation Current Operation Voltage Lasing Wavelength Beam Divergence Monitor Current PD Dark Current PD Total Capacitance
Symbol
Ith Iop Vop
P ll ⊥
Test Condition
CW operation Po=5mW Po=5mW Po=5mW Po=5mW Po=5mW Po=5mW VR=5V VR=5V, f=1MHz
Min.
— — — 660 7 26 0.25 — —
Typ.
50 60 2.3 670 10 32 0.9 — —
Max.
75 85 3.0 680 16 38 1.7 100 20
Unit
mA mA V nm ˚ ˚ mA nA pF
Im ID(PD) CT(PD)
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TOLD9231(M)
VLD Technical Data
Examples of Typical Characteristics
Optical Output Power vs. Forward Current
6
OPTICAL OUTPUT POWER PO (mW)
Forward Current vs. Forward Voltage
100
5 4 3 2 1 0
-10°C Tc=25°C 60°C 80
FORWARD CURRENT IF (mA)
60°C Tc=25°C
60 -10°C 40
20
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0 0 20 40 60 80 100
FORWARD CURRENT IF (mA)
0
1
2
3
4
FORWARD VOLTAGE VF (V)
Case Temperature Dependence of Threshold Current
4.0 3.0
RELATIVE THRESHOLD CURRENT
Case Temperature Dependence of Lasing Wavelength
680 Po=5mW
2.0 675 1.0 0.7 0.4
WAVELENGTH
(nm)
670 665 0 20 40 60 660 -10
0.2 -20
0
10
20
30
40
50
60
CASE TEMPERATURE TC (°C)
CASE TEMPERATURE TC (°C)
Far-field Patterns
Lasing Spectrum
RELATIVE INTENSITY
RELATIVE INTENSITY
OFF-AXIS ANGLE (°C)
LASING WAVELENGTH
(nm)
Monitor Current vs. Optical Output Power
MONITOR CURRENT Im (mA)
OPTICAL OUTPUT POWER PO (mW)
23
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