Definition
The laser is a semiconductor laser employing a distributed feedback structure. Its peak wavelength is 980nm. Its operating principle is based on a distributed feedback mechanism; by precisely controlling grating parameters and current injection conditions, high stability and precise wavelength control of the laser output can be achieved.
Feature
High stability
Precise wavelength control
High side-mode suppression ratio
Low threshold current
High polarization extinction ratio
Optical fiber coupling design
Application
Optical communication
Optical sensing
Lidar
Spectral analysis
Medical and biological sciences
Specification
Parameters | Min | Typ | Max | Unit | Note |
Chip temperature | 20 | 25 | 40 | ℃ |
|
Forward current |
| 100 | 120 | mA |
|
Output power | 5 |
| 30 | mW |
|
Forward current @ 30mW |
|
| 120 | mA |
|
Forward voltage @ 30mW |
| 1.35 | 2 | V |
|
Threshold current |
| 20 | 40 | mA |
|
Monitoring photodiode current |
| 25 |
| µA |
|
Monitoring photodiode responsivity |
| 0.3 |
| µA/mW |
|
Peak wavelength (select as needed) | 968 |
| 986 | nm | When the power exceeds 30mW, the accessibility can be achieved within the wavelength tolerance range. |
Peak wavelength tolerance |
|
| ±1 | nm |
|
Wavelength temperature tuning capability |
| 90 |
| pm/℃ |
|
Wavelength current tuning property |
| 1.5 |
| pm/mA |
|
Side mode suppression ratio (SMSR) | 40 | 55 |
| dB |
|
Polarization extinction ratio (PER) | 15 | 18 |
| dB |
|
Polarization degree |
| TE |
|
|
|
Absolute maximum rating
Parameters | Min | Max | Unit |
Forward current |
| 150 | mA |
Reverse voltage |
| 2 | V |
TEC current |
| 3 | A |
TEC voltage |
| 4 | V |
Chip operating temperature | 5 | 55 | ℃ |
Shell operating temperature | 0 | 70 | ℃ |
The bias voltage of the monitoring photodiode |
| 5 | V |
Pin soldering temperature (up to 10 seconds, maximum shell temperature 120°C) |
| 300 | ℃ |
Storage temperature | -40 | 85 | ℃ |
Fiber band radius | 3 |
| cm |
Typical performance (reference only)
Thermistor specifications
Parameter | Specification | Unit |
Type | NTC |
|
Resistance @ 25℃ | 10±0.1 | kOhm |
Beta 25-85℃ | 3435±1% | K |
Fiber specifications
Parameters | Value | Value | Unit |
Fiber type | HI1060 | PM980 |
|
Numerical aperture (typical value) | 0.14 | 0.12 |
|
Cut-off wavelength | 920±50 | 900±70 | nm |
Mode field (core) diameter | 6.2±0.3@1060nm | 6.6±0.3@1060nm | µm |
Cladding diameter | 125±1 | 125±1 | µm |
Coating (buffer) diameter | 245±15 | 245±15 | µm |
Casing (optional) | 900 | 900 | µm |
Connector | FC/APC | FC/APC |
|
Key | narrow | narrow |
|
Dimension
Ordering info
ZG | A | B |
Output power | Peak wavelength | |
5=5mW 30=30mW XX=others | 968=968nm 980=980nm 986=986nm XX=others |
joe@zg-photonics.com
0816 - 2384466
