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20 W 氙气闪光灯模块
这些光源模块将一个 20 W 氙气闪光灯与电源及触发开关相集成，以获得最高光源性能。事实会证明，这完美适配各种用途，包括需要高闪重复频率或高光源输入能量的用途。只要电极精确定位，就无需进行复杂的光轴校准，而这在安装或配线任务期间有时需要进行。
类型编号指南
A：主放电电容
| 后缀 | 电容 |
|---|---|
| 1 | 0.64 µF |
| 2 | 0.32 µF |
| 3 | 0.1 µF |
B：窗材
| 后缀 | 窗材 | 光谱分布 |
|---|---|---|
| － | 紫外玻璃 | 185 nm 至 2500 nm |
| 3 | MgF2 |
160 nm 至 7500 nm |
备注：
紫外玻璃 (UV glass) 省略后缀。
特性
光谱分布（典型值）
发光脉冲波形（典型值）
寿命特性 (L12745-03)（典型值）
详细参数
| 参数 | L12745-01/-02/-03 | L12745-01-3/-02-3/-03-3 | 单位 | |
|---|---|---|---|---|
| 电弧尺寸 | 1.5 | mm | ||
| 窗材 | 紫外玻璃 | MgF2 | － | |
| 光谱分布 | 185 至 2500 | 160 至 7500 | nm | |
| 主放电电压可变范围 | 内部 (*1) | 400 至 1000 | V | |
| 外部 (*2) | 400 至 1000 | |||
| 主放电电容 | 0.64 / 0.32 / 0.1 | μF | ||
| 最大光源输入能量（每次闪光） | 参见操作条件示例 | mJ | ||
| 最大重复频率 | 参见操作条件示例 | Hz | ||
| 最大平均光源输入（连续） | 参见操作条件示例 | W | ||
| 光输出稳定性 (*3)(*4) | 典型值 | 0.9 | % CV | |
| 4.5 | % p-p | |||
| 最大值 | 2.0 | % CV | ||
| 6.0 | % p-p | |||
| 保证使用寿命 (*5) | 1.5 × 108 至 1 × 109 | 闪光次数 | ||
| 输入电压 | 21.6 至 26.4 | V | ||
| 输入电流 | 1.5 | A | ||
| 突入电流 | 3 | A | ||
| 触发信号 | 矩形波 5 V 至 10 V，脉波宽度 10 μs 或以上 (*6) | － | ||
| 触发输入阻抗 | 330 | Ω | ||
| 冷却方式 | 不需要 (*7) | － | ||
| 工作温度范围 | 0 至 +40 | ℃ | ||
| 存储温度范围 | -40 至 +90 | ℃ | ||
| 操作湿度范围 | 低于 85%（无冷凝） | － | ||
| 存储湿度范围 | 低于 95%（无冷凝） | － | ||
| 适用标准 | EMC 标准 | IEC/EN 61326-1 发射限值：CISPR 11 1 组 B 类 抗干扰要求：表 1 |
－ | |
| 安全标准 | IEC/EN 62471 风险组 3 | |||
| IEC/EN 61010-1 | ||||
| 环境标准 (RoHS) | IEC/EN 63000 | |||
| 抗振动性 | 5 Hz 至 200 Hz，15 m/s2 | － | ||
| 抗冲击性 | 500 | m/s2 | ||
备注：
*1：内部：可通过调节器调节
*2：外部：可调，电压控制范围：1.9 V 至 4.76 V
*3：光输出稳定性（重复频率为 10 Hz 或以上）
光输出稳定性 (% CV) = 光输出标准偏差/平均光输出 × 100
光输出稳定性 (% p-p) =（最大光输出 – 最小光输出）/平均光输出 × 100
*4：在 20 W 工作条件下（主放电电压：632 V，主放电电容：0.1 μF，重复频率：1000 Hz）
*5：使用滨松硅光电二极管 S1336-8BQ 测量。寿命是指在 20 W (0.32 J 至 0.02 J) 条件下操作光源时，190 nm 至 1100 nm 的光输出减少到初始输出水平的 50%，或光输出波动超过规定最大值的时间。
*6：仅外部触发器，在上升沿同步
*7：如果操作期间外壳温度超过 45 °C，则需要冷却。
操作条件示例
| 类型编号 | 主放电电容 (μF) |
主放电电压 (V) |
最大光源输入能量（每次闪光） (mJ) (*8) |
最大重复频率 (Hz) (*9) |
最大平均光源输入（连续） (W) (*10) |
|---|---|---|---|---|---|
| L12745-01 L12745-01-3 |
0.64 | 400 | 51.2 | 391 | 20.0 |
| 500 | 80.0 | 250 | 20.0 | ||
| 700 | 156.8 | 128 | 20.0 | ||
| 1000 | 320.0 | 63 | 20.0 | ||
| L12745-02 L12745-02-3 |
0.32 | 400 | 25.6 | 781 | 20.0 |
| 500 | 40.0 | 500 | 20.0 | ||
| 700 | 78.4 | 255 | 20.0 | ||
| 1000 | 160.0 | 125 | 20.0 | ||
| L12745-03 L12745-03-3 |
0.1 | 400 | 8.0 | 1000 | 8.0 |
| 500 | 12.5 | 1000 | 12.5 | ||
| 700 | 24.5 | 816 | 20.0 | ||
| 1000 | 50.0 | 400 | 20.0 |
备注：
*8：光源输入能量（每次闪光）(J)
E ＝ 1/2 × Cm × Vm2 Cm：主放电电容 (F)，Vm：主放电电压 (V)
*9：为确保高度稳定的操作，建议重复频率为 10 Hz 或以上。
*10：平均光源输入（连续）(W)
P = E × f E ：光源输入能量（每次闪光）(J), f ：重复频率 (Hz)
产品阵容
选项
D-sub 输入连接器电缆 A11690
这是一条低噪声屏蔽电缆，端接了用于信号输入的 D-sub 连接器。电缆长度为 300 mm。
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