PS2501-1-M-A

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The PS2501-1-M-A is a transistor output optoisolator, which is used to isolate signals between two circuits. An optoisolator is a combination of an optical emitter device, usually an LED, and a photodetector device, usually a photodiode, that isolates the two circuits electrically, but at the same time allows them to communicate optically. As the name suggests, this optoisolator has a transistor output, and is therefore able to supply a higher current than optoisolators with diode outputs.

The PS2501-1-M-A has several applications, including the isolation of noisy input signals, the voltage-level shifting between input and output circuits, and the control of high power loads. It is suitable for applications such as digital output displays, vending machines, and motor control systems.

The other key feature of the PS2501-1-M-A is its photovoltaic output, which enables the devices to offer high-speed operation. This means that the device can output current almost instantaneously when illuminated by a suitable LED, which makes it suitable for fast switching or pulse applications. The device is also capable of detecting very small signals, down to 0.05mA, and is able to provide an isolated output of up to 100mA at 80V.

The operation of this device is based on the principle of photovoltaic photo­effect. When a light source is shone onto the photodiode of the optoisolator, it produces a small current which triggers the transistor output stage. The transistor can then switch on or off the load, depending on the type of circuit it is connected to. The device also has an operating voltage range of 4-13 V, and can operate at temperatures up to 80°C.

The PS2501-1-M-A is a versatile, reliable and efficient optoisolator, and is suitable for a wide range of applications. It is capable of withstanding high voltages and high temperatures, and provides the user with a high level of isolation and excellent signal timing accuracy. Along with its photovoltaic output, these features make it ideal for applications such as motor control systems, computer interfaces and digital displays.

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