Benchtop Laser Power Supply STEM595
The STEM595 is a compact benchtop instrument combining a semiconductor-laser power supply and TEC controller with a simple user interface. Its 1.5A current accommodates any G&H 14-pin DFB or single-mode laser. The 3A thermoelectric cooler operates at ambient temperature, and excellent temperature control enables precise frequency control. The STEM595 sets a new level of low-noise and linewidth performance; users seeking further improvement can consider the STEM750 and STEM650. USB 2.0 interface: complies with USBTMC/USBTMC-USB488 version1.0. Interface protocol:SCPI commands. Supplied drivers:VISA VXI pnp™, MS Visual Studio™, MS Visual Studio.net™, LabVIEW™, LabWindows/CVI™. Laser, module, NTC, and TE sockets:compatible with type1 butterfly (pump) and type2 butterfly (telecom) packages. Modulation-input connector:SMA. Interlock and laser-on signal connector:2.5 mm mono jack. USB connector:USB Mini-B. External-ground connector:4 mm banana socket. TEC current output:TEC current limit.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Safety Features | Interlock,Key-Lock Switch,Laser-Current Limit,Soft Start,Short Circuit when Laser Is Off,Laser Overvoltage Protection |
| Display | 4.3" LCD TFT,480 x272 Pixels |
| Benchtop Power Supply, Line Voltage, Line Frequency | 100 - 240 V ±10%, 47 - 63 Hz |
| Maximum Power Consumption | 40 W |
| Operating Temperature | 0 - +40 ℃ |
| Storage Temperature | -40 - +70℃ |
| Warm-Up Time for Rated Accuracy | 30 min |
| Weight | 1.0 kg |
| Dimensions Excluding Operating Parts (Width x Height x Length) | 111x73.5x152.6 mm (4.37" x 2.9" x 6.01") |
| Control Range [Laser Current Output] | 0-1.5A |
| Constant-Current Output Voltage [Laser Current Output] | >4V |
| Resolution Accuracy [Laser Current Output] | 100uA (Front Panel),50um (Remote Control) |
| Accuracy [Laser Current Output] | +/- (0.15 + 500uA) |
| Control Range [Temperature-Control Parameters;TEC Current Output] | -3.0 - +3.0A |
| Constant-Current Output Voltage [Temperature-Control Parameters;TEC Current Output] | >4.7V |
| Maximum Output Power [Temperature-Control Parameters;TEC Current Output] | >14.1W |
| Resolution Accuracy [Temperature-Control Parameters;TEC Current Output] | 1mA (Front Panel),100um (Remote Control) |
| Accuracy [Temperature-Control Parameters;TEC Current Output] | +/- (0.2% + 20mA) |
| Resistance Measurement Range [Temperature-Control Parameters;NTC Thermistor] | 300Ω to 150KΩ |
| Control Range [Temperature-Control Parameters;NTC Thermistor] | -55oC - +150 oC |
| Temperature Resolution [Temperature-Control Parameters;NTC Thermistor] | 0.01 oC |
| Resistance Resolution [Temperature-Control Parameters;NTC Thermistor] | 1 Ω |
| Accuracy [Temperature-Control Parameters;NTC Thermistor] | +/- (0.1% + 1Ω) |
Key Features
Datasheet
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Supplier Information
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