131
HL6712G
AlGaInP Laser Diode
Description
The HL6712G is 0.67 m band AlGaInP index-guided laser diode with a double heterostructure. It is
suitable as light sources for barcode readers, levelers, laser printers, and various other types of optical
equipment. Hermetic sealing of the packages assure high reliability.
Features
Visible light output at wavelengths up to 680 nm
Single longitudinal mode
Low threshold current: 40 mA Typ
Low astigmatism: 10 m Typ
Operates at temperatures up to 50C
Built-in monitor photodiode
HL6712G
132
Absolute Maximum Ratings (T
C
= 25C)
Item
Symbol
Rated Value
Unit
Optical output power
P
O
5
mW
Pulse optical output power
P
O (pulse)
6
*
1
mW
LD reverse voltage
V
R (LD)
2
V
PD reverse voltage
V
R (PD)
30
V
Operating temperature
Topr
10 to +50
C
Storage temperature
Tstg
40 to +85
C
Note:
1. Maximum 50% duty cycle, maximum 1s pulse width
Optical and Electrical Characteristics (T
C
= 25C)
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Optical output power
P
O
5
--
--
mW
Kink free
Threshold current
Ith
--
40
65
mA
Slope efficiency
0.3
0.55
0.7
mW/mA
3 mW/I
(4 mW)
I
(1 mW)
Lasing wavelength
p
660
670
680
nm
P
O
= 5 mW
Beam divergence (parallel)
//
5
8
11
deg.
P
O
= 5 mW, FWHM
Beam divergence (perpendicular)
22
27
37
deg.
P
O
= 5 mW, FWHM
Monitor current
Is
0.25
0.6
1.25
mA
P
O
= 5 mW, V
R (PD)
= 5 V
Astigmatism
A
S
--
10
--
m
P
O
= 5 mW, NA = 0.4
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