COSMO 线性光耦 K1010C

K1010C

K1010C

K1010C

Features

1. Current transfer ratio

(CTR:MIN.50% at IF=5mA Vce=5V)

2. High isolation voltage between input and output

(Viso:5000Vrms).

3. Compact dual-in-line package.

Applications

1. Registers, copiers, automatic vending machines.

2. System appliances, measuring instruments.

3. Computer terminals, programmable controllers.

4. Communications, telephone, etc.

5. Electric home appliances, such as oil fan heaters, Microwave oven,

Washer, Refrigerator, Air conditioner, etc.

6. Medical instruments, physical and chemical equipment.

7. Signal transmission between circuits of different potentials and

impedances.

8. Facsimile equipment, Audio, Video.

9. Switching power supply, Laser beam printer.

K1010C

原理

线性光耦的隔离原理与普通光耦没有差别，只是将普通光耦的单发单收模式稍加改变，增加一个用于反馈的光接受电路用于反馈。这样，虽然两个光接受电路都是非线性的，但两个光接受电路的非线性特性都是一样的。这样，就可以通过反馈通路的非线性来抵消直通通路的非线性，从而达到实现线性隔离的目的。

定义

线性光耦是一种用于模拟信号隔离的光耦器件，和普通光耦一样，线性光耦真正隔离的是电流。线性光耦能够保护被测试对象和测试电路，并减小环境干扰对测试电路的影响。