5
24XX SERIES DIODE LASERS
Electro-optical Specifications
Parameter Symbol 2445-G1 0.6 W 2455-G1 1.2 W Unit
Min. Typ. Max. Min. Typ. Max.
Laser Characteristics
CW output power Po– – 0.6 – – 1.2 W
Mean wavelength and tolerance λc808 (±2.5) 808 (±3) nm
808 (±7) 808 (±7)
Spectral width Δλ –2– –2 – nm
Slope efficiency ηd= Po/(Iop–Ith) 1.00 1.15 – 1.00 1.15 – W/A
Conversion efficiency η = Po/(IopVop) – 45 – – 45 – %
Emitting dimensions W x H – 100 x 1 – – 100 x 1 – µm
FWHM beam divergence
Parallel to junction θ// – 7 10 – 7 10 degrees
Perpendicular to junction θ⊥– 30 33 – 30 33 degrees
90% power in angle beam divergence
Parallel to junction θ//,90% 5.6 – – 5.6 – – degrees
Threshold current Ith – 0.32 0.40 – 0.32 0.40 A
Operating current Iop – 0.85 1.00 – 1.35 1.55 A
Operating voltage Vop – 1.8 2.0 – 1.9 2.0 V
Series resistance Rs– 0.27 – – 0.27 – Ω
Thermal resistance Rth – 12 – – 12 – °C/W
Recommended case temperature Tc15 – 30 15 – 30 °C
Absolute Maximum and Minimum Ratings
Breakdown voltage Vb3–– 3–– V
Case operating temperature Top -20 – 50 -20 – 50 °C
Storage temperature range Tstg -40 – 80 -40 – 80 °C
Lead soldering temperature Tis – – 250 (5 sec.) – – 250 (5 sec.) °C
Monitor Photodiode
Sensitivity – 0.2 – 10 0.2 – 10 µA/mW
Capacitance – – 6 – – 6 – pF
Breakdown voltage Vbd –25– –25– V
Operating voltage Vop –10– –10– V
Reliability (at Po, 25°C)
Mean time to failure MTTF – 200,000 – – 200,000 – Hr
Note:
Typical value at 25°C and 0.6 NA collection optics
Available Configurations 2445 Series 2455 series 2465 Series 2475 Series 2495 Series 2496 Series
G-package G-package A-block A-block Y-block Y-block
A-block LX submount