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SPL2Yxx

Siemens Semiconductor
Part Number SPL2Yxx
Manufacturer Siemens Semiconductor
Description Laser Diode
Published Oct 28, 2005
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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SPL2Yxx
SPL2Yxx

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 SPL 2Y81 SPL 2Y85 SPL 2Y94 SPL 2Y98 Old Type (as of Oct.
1996) SFH 487401 SFH 487421 SFH 487441 – Wavelength 808 nm 850 nm 940 nm 980 nm *) Ordering Code 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 – Values typ.
– – – … … – max.
1.
1 1.
5 3 + 60 + 85 250 W W V °C °C °C Unit 1) Optical power measurements refer to a detector with NA = 0.
6 Semiconductor Group 1 02.
97 SPL 2Yxx (SFH 4874x1) Diode Characteristics (TA = 25 °C) Parameter Symbol min.
Emission wavelength 1) λpeak 803 840 935 Values typ.
808 850 940 2 1.
0 0.
75 0.
75 0.
70 0.
40 0.
30 0.
30 1.
3 1.
3 1.
4 0.
95 0.
85 0.
80 0.
45 0.
40 0.
35 1.
5 1.
5 1.
6 2.
0 – 0.
2 150 0.
5 0.
25 0.
27 10 0.
30 0.
4 1.
1 1.
0 0.
9 0.
55 0.
50 0.
40 1.
8 1.
8 1.
8 max.
813 860 945 nm Unit Spectral width (FWHM) 1) Output power 2) Differential efficiency 2) 808 nm 850 nm 940 nm 808 nm 850 nm 940 nm 808 nm 850 nm 940 nm ∆λ Popt η nm W W/A Threshold current Ith A Operating current 1) Iop A Operating voltage 1) Differential series resistance Characteristic temperature (threshold) 3) Temperature...


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