China Suppliers Factory Extended C/L-Band ASE Source 1528~1603nm, 5~50mW, Flatness <3dB for Testing and Sensing
Product Description
Excellent Spectral Characteristics: Operating wavelength range typically 1528-1603nm, spectral width up to 75nm, covering both C and L bands. Suitable for various applications requiring broad spectrum, such as testing device performance at different wavelengths during production.
High Spectral Flatness: Utilizes spectral flattening technology achieving flatness better than 3dB. This ensures a relatively uniform power distribution across the output spectrum, guaranteeing consistency and accuracy in measurements or applications at different wavelengths, enhancing test and application precision.
Output Power Advantage: Output power can reach 20mW or higher. Various power levels are available (e.g., 13dBm, 15dBm, 17dBm, 19dBm), providing sufficient optical power for device testing, fiber sensing, etc., meeting requirements for long-distance transmission or high optical power.
Adjustable Power: Typically features power adjustability from 10% to 100% while maintaining spectral flatness. Users can precisely adjust output power according to actual needs, adapting to different test or application conditions.
High-Precision Temperature Control: Employs a high-precision ATC system alongside specialized circuit design (ACC and APC), effectively controlling pump output to ensure laser output power stability, reducing the impact of temperature variations on performance for stable operation in diverse environments.
Optimized Optical Path Design: Based on EDFA gain, the optical path design is simple with high optical-to-optical conversion efficiency, reducing losses and potential failure points. Global optical feedback control technology ensures stability of output power and spectral shape, enhancing source reliability.
Multiple Form Factors: Available as compact modules for easy integration into other systems, or as benchtop units, meeting various user needs and installation conditions.
Working environment indicators
| Parameters | Min | Typ | Max | Unit | Remarks |
|---|---|---|---|---|---|
| Operating Temperature | -5 | - | 55 | ℃ | - |
| Storage Temperature | -40 | - | 85 | ℃ | - |
| Working Relative Humidity | 5 | - | 85 | % | 40° non-condensable |
| Store relative Humidity | 5 | - | 90 | % | - |
Optical indicators
| Parameters | Min | Typ | Max | Unit | Remarks | ||
|---|---|---|---|---|---|---|---|
| Operating Wavelength | 1528 | - | 1602 | nm | - | ||
| Size | (W*L*H)90*70*15 | mm | - | ||||
| Output Fiber | SMF-28e,900um, white pine sleeve | nm | - | ||||
| Output fiber Connector | FC/APC | - | custom made | ||||
| Output Fiber Length | 0.49 | 0.5 | 0.51 | m | 0.5+/-0.01m, including head, custom | ||
| Work Pattern | APC/ACC | - | - | ||||
| No Optical Reported | -60 | dBm | - | ||||
| Output Power | - | - | 17 | dBm | - | ||
| Gain Flatness | - | - | 3 | dB | @Test at typical values | ||
| Short-term Output Power Stability | - | - | ±0.01 | dB | Fifteen minutes | ||
| Long-term Output Power Stability | - | - | ±0.03 | dB | Eight hours | ||
| Full Temperature Power Stability | - | - | 5 | % | - | ||
| Return Loss | 45 | - | - | dB | - | ||
| Insulation | - | 35 | - | dB | - | ||
| APC Output Power Can Be Set Within a Range | 0 | - | 17 | dBm | Set the precision to 0.1dB | ||
Electrical indicators
3.1 Power Supply Parameters
| Parameters | Min | Typ | Max | Unit | Remarks |
|---|---|---|---|---|---|
| Service Voltage | 4.75 | 5.0 | 5.25 | V | - |
| Supply Current | - | - | 0.6 | A | - |
| Power Dissipation | - | - | 3 | W | - |
3.2 Pin Definition:
3.2.1 Communication interface type: 30/34Pin optional 2.00mm spacing, male socket
3.2.1.1 30pin pin definition, 2.00mm spacing, male socket
| Pin | Name | Attribute | Level Type |
|---|---|---|---|
| 1 | +5V | P | - |
| 2 | +5V | P | - |
| 3 | +5V | P | - |
| 4 | +5V | P | - |
| 5 | the earth | P | - |
| 6 | the earth | P | - |
| 7 | NC | F | - |
| 8 | NC | F | - |
| 9 | the earth | P | - |
| 10 | the earth | P | - |
| 11 | NC | F | - |
| 12 | NC | F | - |
| 13 | NC | F | - |
| 14 | NC | F | - |
| 15 | NC | F | - |
| 16 | NC | F | - |
| 17 | NC | F | - |
| 18 | NC | F | - |
| 19 | NC | F | - |
| 20 | NC | F | - |
| 21 | GND | P | - |
| 22 | GND | P | - |
| 23 | Serial input | I | LVTTL |
| 24 | Serial output | O | LVTTL |
| 25 | GND | P | - |
| 26 | GND | P | - |
| 27 | +5V | P | - |
| 28 | +5V | P | - |
| 29 | +5V | P | - |
| 30 | +5V | P | - |
3.2.1.3 34pin pin definition, 2.00mm spacing, male socket
| Pin | Name | Attribute | Level Type |
|---|---|---|---|
| 1 | NC | F | - |
| 2 | NC | F | - |
| 3 | +5V | P | - |
| 4 | +5V | P | - |
| 5 | +5V | P | - |
| 6 | +5V | P | - |
| 7 | the earth | P | - |
| 8 | the earth | P | - |
| 9 | NC | F | - |
| 10 | NC | F | - |
| 11 | the earth | P | - |
| 12 | the earth | P | - |
| 13 | NC | F | - |
| 14 | NC | F | - |
| 15 | NC | F | - |
| 16 | NC | F | - |
| 17 | NC | F | - |
| 18 | NC | F | - |
| 19 | NC | F | - |
| 20 | NC | F | - |
| 21 | NC | F | - |
| 22 | NC | F | - |
| 23 | GND | P | - |
| 24 | GND | P | - |
| 25 | Serial input | I | LVTTL |
| 26 | Serial output | O | LVTTL |
| 27 | GND | P | - |
| 28 | GND | P | - |
| 29 | +5V | P | - |
| 30 | +5V | P | - |
| 31 | +5V | P | - |
| 32 | +5V | P | - |
| 33 | NC | F | - |
| 34 | NC | F | - |
Note 1: P: power; I: input; O: output; F: suspended.
Serial communication protocol
4.1 Serial Port Parameters:
| parameter | price | unit |
|---|---|---|
| Baud rate | 9600 | Bit/s |
| data bit | 8 | Bit |
| stop bit | 1 | Bit |
| check bit | not have | - |
4.2 Communication Protocol: Customizable
Communication protocol format: Downlink command start flag bit first byte 55, second byte AA, uplink command return start flag, first byte AA second byte 55.
Structure appearance
5.2 Mechanical Size: 90*70*15mm
Frequently Asked Questions (FAQ)
Q1: What wavelength bands does this product support?
A1: The operating wavelength range of the light source is typically 1528-1603nm, which effectively covers both the C and L bands.
Q2: How does the device maintain output power stability?
A2: The device features a high-precision Automatic Temperature Control (ATC) system and specialized circuit designs (ACC and APC) to ensure stable output power and minimize temperature-related performance variations.
Q3: Is the output power adjustable?
A3: Yes, the output power can typically be adjusted from 10% to 100% while maintaining spectral flatness to adapt to different application requirements.
Q4: What are the electrical power supply requirements?
A4: The service voltage is 5.0V (ranging from 4.75V to 5.25V) with a maximum supply current of 0.6A and power dissipation of under 3W.
Q5: What are the mechanical dimensions of this module?
A5: The mechanical size of the module is 90mm * 70mm * 15mm.
Q6: What default serial port settings are used for communication?
A6: The default serial port configuration uses a Baud rate of 9600 Bit/s, 8 data bits, 1 stop bit, and no check bit.

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