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LD-PD公司的760nm DBR高功率分布式布拉格反射激光器，是一款蝶形封裝，保偏光纖耦合，內置隔離器具有更高的波長 穩定性，同時使得激光器可有效減小驅動電流、溫度與光反饋相關因素的波長穩定性。系列產品符合Telcordia GR-468可靠性要求。目前市場上商用TDLAS氧氣檢測分析的激光器。
● 低閾值電流，高輸出功率
● FC/APC接頭可選
● 窄線寬輸出
引腳定義
| 1 | Thermoelectric Cooler (+) | 8 | N/C |
| 2 | Thermistor | 9 | N/C |
| 3 | PD Monitor Anode (-) | 10 | Laser Anode (+) |
| 4 | PD Monitor Cathode (+) | 11 | Laser Cathode (–) |
| 5 | Thermistor | 12 | N/C |
| 6 | N/C | 13 | Case Ground |
| 7 | N/C | 14 | Thermoelectric Cooler (–) |
● TDLAS氧氣分析
● 測試光源
| 光電參數(TCHIP = 25 °C, TCASE = 25 °C) | ||||
| 中心波長 | 759 | 761 | 763 | nm |
| 線寬 | - | 10 | - | MHz |
| 輸出功率 | 6 | 9 | - | mW |
| 驅動電壓 | - | 2.0 | 2.5 | V |
| 驅動電流 | - | 125 | mA | |
| Mode-Hop-Free Rangeb | 20 | - | - | mA |
| 邊模抑制比 | 30 | 50 | - | dB |
| 30 dB BW in Mode-Hope-Free Rangec | - | - | 0.3 | nm |
| 閾值電流 | - | 55 | - | mA |
| 斜坡效率 | 0.1 | 0.12 | - | W/A |
| 電流波長系數 | - | 0.002 | - | nm/mA |
| 溫度波長系數 | - | 0.052 | - | nm/°C |
| 探測響應度 | - | 50 | - | µA/mW |
| 消光比d | 16 | - | - | dB |
| 隔離度 | - | 30 | - | dB |
| TEC Operation (TCHIP= 25 °C, TCASE= 25 °C) | ||||
| Characteristic | MIN | TYP | MAX | UNIT |
| TEC 電流 | - | 0.24 | - | A |
| TEC 電壓 | - | 0.31 | - | V |
| 熱敏電阻 | - | 10 | - | kOhm |
| General Specifications | |
| Characteristic | Value |
| 監控PD | Yesa |
| 封裝形式 | PM-Pigtailed Butterfly |
| Pin引腳定義 | 14-Pin Type 1b |
| 是否內置隔離器 | Yes |
| 模式 | Single Frequencyc |
| 波長測試 | Yes |
a. Laser diodes with a built-in monitor photodiode can operate at constant power.
b. See the Pin Diagram below for Pin Configuration
c. Single-Frequency Laser (Single Longitudinal Mode)
| 光纖 | |
| 光纖類型 | PM780-HP |
| 模場直徑a | 5.3 ± 1.0 µm @ 850 nm |
| 數值孔徑 | 0.12 |
| 光纖長度 | 1.5 m |
| 接頭類型 | FC/APC (2.0 mm Narrow Key Aligned to Slow Axis) |
| 保護套 | Ø3 mm |
a. Mode Field Diameter (MFD) is specified as a nominal value.
光譜圖
功率曲線圖
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