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21W 905nm Pulsed Laser Diode: L11854-307-05 / -55

E-mail contact

+886-2-8772-8910

Features
3 stack PLD
Peak output power: >=21 W
Peak emission wavelength: 905 nm
Emitting area size: 70 μm × 10 μm
 
Applications
Laser range finder
Security
Measuring instruments
 
Absolute maximum ratings (Top(c) = 25 °C)
Parameter
Symbol
Value
Unit
Pulsed forward current
Ifp
10
A
Reverse voltage
Vr
2
V
Pulse duration
tw
100
ns
Duty radio
DR
0.1
%
Operating temperature
Top(c)
-40 to +85
°C
Storage temperature
Tstg
-40 to +100
°C
 
Characteristics (Top(c) = 25 °C)
Parameter
Symbol
Conditions
Value
Unit
Min.
Typ.
Max.
Pulsed radiant power (Peak power)
Fep
Ifp = 7 A
17
21
W
Peak emission wavelength
lp
895
905
915
nm
Forward voltage
Vop
11
14
V
Spectral radiation half bandwidth
Äl
6
10
nm
Rise time
tr
2
ns
Beam spread angle
Parallel
q//
Ifp = 7 A
FWHM
7
11
15
degree
Vertical
q^
18
23
28
degree
Lasing threshold current
Ith
0.4
1
A
Emitting area size
Value at designing
70 × 10
μm × μm

Note: General operating condition: pulse width tw = 50 ns, repetition frequency fr = 1 kHz
 
Radiant flux vs. Forward current (Typ.)
 
 
Emission spectrum (Typ.)
 
 
 
Directivity (Typ.)
 
 
 
Emitting image of near filed pattern (NFP)
 
 
Dimensional outline (unit: mm)
 
 
Directions of far field pattaerns (FFP)
 

 

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