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Pulsed Laser Diode (PLD)



These LDs feature high peak power under pulsed operation. Various types are available with different peak output power and emission widths. These LDs can be used for distance measurements such as laser radar, hazard monitoring in security applications, etc.

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Type number L11854-307-55
Type 3 Stack PLDs
Pulsed forward current 10 A
Pulse duration 100 ns
Duty ratio 0.075 %
Operating temperature - 40 to + 85 ℃
Storage temperature - 40 to + 125 ℃
Peak emission wavelength min. 895 nm
Peak emission wavelength typ. 905 nm
Peak emission wavelength max. 915 nm
Pulsed radiant power typ. 21 W
Spectral radiation half bandwidth typ. 6 nm
Operating voltage typ. 11 V
Rise time max. 2 ns
Emitting width 70 × 10 μm
Beam spread angle _parallel min. 7 °
Beam spread angle _parallel typ. 11 °
Beam spread angle _parallel max. 15 °
Beam spread angle _vertical min. 18 °
Beam spread angle _vertical typ. 23 °
Beam spread angle _vertical max. 28 °
Lasing threshold current typ. 0.4 A
Package dia. 5.6CD

Radiant output power vs. Operating current (typ.)


Typical emission spectrum


Dimensional outline (unit: mm)


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