Table of Contents
Pin assignment
Overall structure
Sub D-9 connectors
Laser driver
- laser diode connector (LD): D-type Female (Buchse)
- TEC Connector (TEC): D-type Male (Stecker)
Laser Mount
- laser diode connector (LD): D-type Female (Buchse)
- TEC Connector (TEC): D-type Male (Stecker)
| Pin | Laser driver LD | Laser Mount LD | Laser driver TEC | Laser Mount TEC |
|---|---|---|---|---|
| 1 | - | Interlock and Status Pin (LDC Specific) | - | TEC Lockout (+) |
| 2 | - | Photodiode Cathode PDC | NTC1 | +Thermistor TH+ |
| 3 | LD_GND | Laser Diode Anode LDA | NTC2 | -Thermistor TH_GND |
| 4 | - | Photodiode Anode PDA | Peltier+ | TEC (+) |
| 5 | - | Interlock and Status Return | Peltier- | TEC (-) and TEC Lockout (-) |
| 6 | - | Laser Diode Voltage (-) VLD(-) | Peltier+ | - |
| 7 | - | Laser Diode Cathode LDC | - | - |
| 8 | LD-anode | - | Peltier- | - |
| 9 | - | Laser Diode Voltage (+) VLD(+) | - | - |
Pin to Connector Configuratuion for Typ 2 with Bias-T
| Pin | Laser Mount | Laserdiode |
|---|---|---|
| 1 | Thermistor Ground | Thermistor |
| 2 | Thermistor | Thermistor |
| 3 | LD Cathode | Laser Cathode DC Bias (-) |
| 4 | PD Anode | PD Anode (-) |
| 5 | PD Cathode | PD Cathode (+) |
| 6 | TEC Anode | TEC + |
| 7 | TEC Cathode | TEC - |
| 8 | Case | N.C. |
| 9 | Case | Package |
| 10 | N.C. | Package |
| 11 | LD Anode | Laser Anode (+) |
| 12 | Modulation Input | Cathode (RF input) |
| 13 | LD Anode | Laser Anode (+) |
| 14 | N.C. | Package |
Cables
Meerstetter - Laser Mount TEC
- blue
- 3 m
- CAT6-cable
- with ferrite cores
- outer shield connected to GND of Meerstetter
| colour of the cable | white | white | orange | blue | green | brown | white | white | outer shield | |
|---|---|---|---|---|---|---|---|---|---|---|
| connected to Pin | 2 | 3 | 4 | 5 | 9 | |||||
| NTC (+) | NTC (-) | TEC (+) | TEC (-) | GND Meerstetter | ||||||
Adapter for Lasermount & cable to Laserdriver
- with a SMA connector for the Photodiode inside the Butterfly housing
| describtion in Lasermount | PD-cathode | LD-anode | PD-anode | LD-GND | |
|---|---|---|---|---|---|
| Lasermount - Pin | 2 | 3 | 4 | 7 | |
| colour of cable | orange | red | yellow | green | |
| Laserdriver - Pin | 8 | 3 | |||
| SMA | outer | pin | |||
Laserdriver - Adapter for Lasermount
- orange
- 3 m
- CAT6-cable
- with ferrite cores
- outer shield connected to GND of the Laserdriver
| LD-GND | LD-anode | GND Laserdriver | ||||||||
| colour of the cable | white | white | white | white | green | orange | brown | blue | outer shield | |
| connected to Pin | 3 | 8 | 6 | |||||||
Connections Overview
| Laser Diode Component | Polarity | Laser Diode Pin | Thorlabs Connector | Pin | Meerstetter Connector | Meerstetter Pin | Adapter PD Thorlabs Side | Adapter PD SMA Socket | Adapter PD Laser Driver Side | Laser Driver |
|---|---|---|---|---|---|---|---|---|---|---|
| Thermistor | 1 | TEC-Driver | 3 | 3 | ||||||
| 2 | 2 | 4 | ||||||||
| TEC | + | 6 | 4 | 10 | ||||||
| - | 7 | 5 | 9 | |||||||
| Photo Diode | Anode | 4 | LD-Driver | 4 | 4 | pin | ||||
| Cathode | 5 | 2 | 2 | shielding | ||||||
| Laser Diode | Anode | 11, 13 | 3 | 3 | 8 | 8 | ||||
| Cathode | 3 | 7 | 7 | 3 | 3 |
The cables connect the pins with the same numbers on both sides(Meerstetter: 2,3,4,5; Laser Driver: 3&8).