This high-performance VCSEL chip is designed for high-precision sensing applications.
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● Narrow linewidth
● Single-mode 795nm wavelength,
● High reliability,
● Low wavelength-temperature sensitivity.
Test Conditions:T=51°C,I= 2.5mA,C.W. unless otherwise specified
Parameter | Symbol | Min | Typ | Max | Unit |
Wavelength | λ | 794.5 | 795 | 795.5 | nm |
Optical Power | Pop | 1.5 | 2 | - | mW |
Threshold Current | Ith | - | 0.7 | 1.0 | mA |
Operating Voltage | Vop | - | 1.96 | 2.1 | V |
Beam Divergence (FWHM) | θ | - | 8 | - | deg |
Beam Divergence (1/e2) | θ | - | 15 | - | deg |
Side Mode Suppression Ratio | SMSR | 20 | - | - | dB |
Polarization Extinction Ratio | PER | 20 | - | - | dB |
Linewidth | Linewidth | - | - | 100 | MHz |
LIV Curve

Spectrum (Iop=2.5mA,51℃)

Absolute Maximum Ratings
Parameters | Condition | Min | Max | unit |
Continuous Forward Current | C.W. | 4 | mA | |
Maximum Reverse Voltage(Vr) | 5 | V | ||
Operating Temperature(Top) | 0 | 80 | ℃ | |
Storage Temperature(Tst) | -40 | 100 | ℃ | |
Soldering Temperature(Tsl) | 10 secs | 260 | ℃ | |
ESD discharge (HBM) | 30 | V |

Parameter | Min | Typ | Max | Unit |
Chip Width | 145 | 160 | 175 | µm |
Chip length | 165 | 180 | 195 | µm |
Chip Thickness | 150 | 155 | 160 | µm |
Anode Diameter | 80 | µm | ||
Aperture Count | 1 | |||
Cathode | Full backside metal (cathode) | |||
● Atomic Clocks
● Magnetometers