LD-PD PTE LTD's PL-HPVCSEL-0795-1-A81-TO8C 795nm VCSEL is a vertical cavity emitting GaAsP/AlGaAs single mode diode laser with TO8 packaging. The module features high output, narrow linewidth, and good reliability,Collimated Output.
| Name | Model | Description | Parameter | Price |
|---|
● High Power
● Narrow linewidth
● Internal TEC and Thermistor
● Collimated beam output
● Field-proven high reliability
● RoHS compliant
Parameter | Condition | Min. | Typ. | Max. | Units |
Threshold current Ith | TLD=51℃ | 0.5 | 1 | mA | |
Operating forward voltage Vop | Iop=2.5mA | 2 | 2.2 | V | |
Operating forward current Iop | TLD=51℃ | 2.5 | mA | ||
Center wavelength CW | TLD=51℃ | 794.5 | 795 | 795.5 | nm |
Output Power Pop | TLD=51℃ Iop=2.5mA | 1.2 | mW | ||
linewidth | TLD=51℃ | 100 | mHz | ||
Current Tuning Coefficient | TLD=51℃ | 0.3 | nm/mA | ||
Temperature Tuning Coefficient | TLD=51℃ | 0.067 | nm/°C | ||
Side Mode Suppression Ratio SMSR | 20 | dB | |||
Polarization Extinction Ratio PER | 20 | dB | |||
Thermistor resistance B β | 3930 | k Ω | |||
Beam Diameter(1/e2 ) | TLD=51℃ | 0.9 | mm | ||
Beam Divergence | TLD=51℃ | 1 | mrad |
Absolute Maximum Ratings(T=51°C, IF=2.5mA)
Parameter | Symbol | Unit | Typical Value |
LD Reverse Voltage | VR | V | 5 |
LD Max CW Forward Current | IF | mA | 3 |
Max TEC Current | IC | A | 0.4 |
Operating case temperature | Top | ℃ | -40 - 80 |
Storage temperature | Tst | ℃ | -55 - 85 |
Welding Temperature | ℃ | ≤260(10s) |
Spectrum (Iop=2.5mW, 51℃)

LIV Curves


● Rb Atomic Clock
● Optic Coherent Experiments
● Magnetometer