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SPL2Y94

Siemens Semiconductor
Part Number SPL2Y94
Manufacturer Siemens Semiconductor
Description Laser Diode
Published Jun 12, 2016
Detailed Description Laser Diode in TO-220 Package 1.0 W cw (Class 4 Laser Product) SPL 2Yxx (SFH 4874x1) Features • Efficient radiation so...
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SPL2Y94
SPL2Y94

Overview
Laser Diode in TO-220 Package 1.
0 W cw (Class 4 Laser Product) SPL 2Yxx (SFH 4874x1) Features • Efficient radiation source for pulsed and cw-operation • Reliable InGa(Al)As strained layer quantum-well material • Small TO-220 package with efficient thermal coupling • Includes thermistor to control temperature/wavelength • Single emitting area 200 µm × 1 µm • Cylindrical correction for a near circular farfield pattern Applications • Pumping solid state lasers (Nd: YAG, Yb: YAG, …) • Medical applications • Laser soldering • Energy transmission • Testing and measuring applications Type Old Type (as of Oct.
1996) Wavelength *) Ordering Code SPL 2Y81 SPL 2Y85 SPL 2Y94 SPL 2Y98 SFH 487401 SFH 487421 SFH 487441 – 808 nm 850 nm 940 nm 980 nm Q62702-P367 Q62702-P1677 Q62702-P1630 on request *) Other wavelengths in the range of 780 nm .
.
.
980 nm are available on request.
Maximum Ratings (TA = 25 °C) Parameter Symbol min.
Output power (continuous wave) 1) Output power (quasi-continuous wave) 1) (tp ≤ 150 µs, duty cycle ≤ 1%) Reverse voltage Operating temperature Storage temperature Maximum soldering temperature, max.
5 s Popt Pqcw VR Top Tstg Ts – – – – 10 – 40 – 1) Optical power measurements refer to a detector with NA = 0.
6 Values typ.
– – max.
1.
1 1.
5 –3 … + 60 … + 85 – 250 Unit W W V °C °C °C Semiconductor Group 1 02.
97 SPL 2Yxx (SFH 4874x1) Diode Characteristics (TA = 25 °C) Parameter Symbol Values min.
typ.
Emission wavelength 1) λpeak 803 808 840 850 935 940 Spectral width (FWHM) 1) ∆λ 2 Output power 2) Differential efficiency 2) 808 nm 850 nm 940 nm Popt η 0.
75 0.
75 0.
70 1.
0 0.
95 0.
85 0.
80 Threshold current 808 nm 850 nm 940 nm Ith 0.
40 0.
30 0.
30 0.
45 0.
40 0.
35 Operating current 1) 808 nm 850 nm 940 nm Iop 1.
3 1.
5 1.
3 1.
5 1.
4 1.
6 Operating voltage 1) Differential series resistance Characteristic temperature (threshold) 3) Temperature coefficient of operating current Vop rs T0 ∂Iop/ ∂T – 2.
0 0.
2 150 0.
5 Temperatur...


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