产品特点
采用小巧坚固的高压光电转换设计，可灵活部署于任何需要位置
支持手动调节光电判别阈值与输出脉冲电压
提供洁净快速的直流耦合50欧姆脉冲输出，输出电压可在0.8至20伏间可调
典型上升/下降时间1纳秒，最小脉宽<2纳秒，最高脉冲频率达15MHz
搭配J720/J724电光转换器使用时，链路抖动典型值低于20皮秒均方根
是驱动激光器、激光堆栈、光调制器、PIN二极管及碳化硅栅极的理想选择
产品描述
J736通过接收光纤输入信号，在输入光功率超过可调阈值时生成高压、直流耦合的50欧姆数字输出。设备配备模拟光输入与高压输出监测接口，适用于长距离传输脉冲、逻辑及触发信号，能有效规避同轴电缆传输中的信号衰减与噪声干扰问题。
| FUNCTION | Single-channel high-voltage optical-to-electrical converter |
| OPTICAL INPUT | 850 nm nom wavelength, ST fiber connector, J736-1 version 1310nm nom wavelength, ST fiber connector, J736-3 version 1mW nom optical power in Threshold adjustable 100 µW to 2 mW, factory set to 300 µW |
| PROPAGATION DELAY | Light in to HV electrical out < 10 ns, typ |
| PULSE RATE | DC to 15 MHz, absolute max |
| DIGITAL OUTPUT | DC coupled, SMA connector 50 ohm source impedance, zero volt baseline Pulse adjustable from +0.8 to +20 volts for standard J736-1 and J736-3 versions (0.4 to 10 volts into 50 ohm load) Optional faster rise/fall versions available |
| RISE / FALL TIME | Analog O-E monitor: 2 ns typ HV output: 1 ns typ |
| JITTER | < 20 ps RMS, J720 + J736 |
| MONITOR OUTPUTS | DC coupled, SMA connector Analog: 50 ohm source impedance 100 mV per mW optical power into Hi-Z load 50 mV per mW into external 50 ohm load HV: 50:1 attenuated output pulse monitor, 50 ohm source impedance 100:1 into external 50 ohm load |
| POWER IN | +24 VDC, 100 mA + average load current 2.1 mm x 5.5 mm barrel receptacle, center positive J24 24 volt wall-plug universal-input power supply furnished |
| OPERATING TEMPERATURE | 0°C to 60°C, non-condensing Built-in thermal shut-down |
| CALIBRATION INTERVAL | One year |
| INDICATORS | Green LED: Power, Blue LED: Rising edge trigger |
| PACKAGING | Aluminum enclosure, 2″ x 3″ x 1″ J732 mounting flange included |
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