Rainbow Electronics RLD65MPT3 User Manual

RLD65MPT3

Laser Diodes

DVD-ROM red laser diode

RLD65MPT3

For DVD-ROM, DVD player, pow er saving type that made high temperature characteristics more improved.

zApplica tions

DVD-ROM
DVD player
Barcode readers
Sensors

zFeatures

1) Optimization of a strained multi quantum well realizes the reduction in threshold current, and the good temperature
characteristic.

2) Low threshold current : 20mA (T

3) Low noise is realized by a high frequency modulation element.

zExternal dimensions (Unit : mm)

90°±2°

0.4±0.1

1

3

optical distance

1.35±0.08

1.0±0.1

2.3±0.5

(1.27)

0.1

±

1.2

0.5max.

φ1.2max.

2

+0

5.6

−0.025
φ

1.6

φ1min.

3−

φ

0.45

C=25°C)

0.2

±
φ2.0

Glass window

Laser chip

0.5min.
Sub mount

6.5±0.5

Equivalent circuit diagram

M

3.6

φ

t

4.4

φ

y
p
e

(3)

L.D. P.D.

(1)

(2)

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RLD65MPT3

Laser Diodes

zAbsolute maximum ratings (Tc=25°C)

Parameter

Output

Reverse

voltage

Raser

PIN photodiode
Operating temperature
Storage temperature

zElectrical and optical characteristics (Tc=25°C)

Parameter
Threshold current
Operating current
Operating voltage
Differential efficiency
Monitor current
Parallel divergence angle
Perpendicular divergence angle
Parallel deviation angle
Perpendicular deviation angle

Emission point accuracy

Peak emission wavelength
Astigmatism

∗ θ // and θ ⊥ are defined as the angle within which the intensity is 50% of the peak value.

zElectrical and optical characteristics curves

7

6

5

(mW)

O

4

3

2

OPTICAL POWER : P

1

0

0 20406080100

OPERATING CURRENT : Iop

Fig.1 Optical output

vs. operating current

Tc=25°C

Symbol

P

O

V

R

V

R(PIN)

Topr
Tstg

Limits Unit

7
2

30

−10 to +70

−40 to +85

mW

V
V

°C
°C

Symbol Min. Typ. Max. Unit Conditions

I

th

I

op

V

op

mA− 20 50

P

mA− 30 60

P

V− 2.3 2.6

η mW/mA0.2 0.4 0.8

P

mA0.1 0.2 0.5

P

deg7810

P

deg20 27 35

P

deg−20+2

P

deg−30+3

µm−80 0 +80

P

µm−−10

P

θ

⊥

θ

//

40°C
50°C
60°C
70°C
80°C

I

m

∗

θ

//

∗

θ

⊥

∆φ

//

∆φ

⊥

∆X
∆Y
∆Z

λ nm645 655 660

∆

1.0

0.5

INTENSITY

(mA)

0

−60 −40 −20 0 604020
ANGLE (

deg)

Fig.2 Far field pattern

O

=5mW

O

=5mW

O

=5mW

O

=5mW

O

=5mW

O

=5mW

O

=5mW

O

=5mW

O

=5mW

−

−

−

7

6

(mW)

5

O

4

3

2

1

OPTICAL INTENSITY : P

0

0 0.1 0.2 0.3

MONITOR CURRENT : Im (mA)

Fig.3 Monitor current

vs. optical output

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