| Allicdata Part #: | MOC205M-ND |
| Manufacturer Part#: |
MOC205M |
| Price: | $ 0.00 |
| Product Category: | Isolators |
| Manufacturer: | ON Semiconductor |
| Short Description: | OPTOISO 2.5KV TRANS W/BASE 8SOIC |
| More Detail: | Optoisolator Transistor with Base Output 2500Vrms ... |
| DataSheet: |  MOC205M Datasheet/PDF |
| Quantity: | 919 |
Specifications
| Output Type: | Transistor with Base |
| Supplier Device Package: | 8-SO Tall |
| Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 100°C |
| Vce Saturation (Max): | 400mV |
| Current - DC Forward (If) (Max): | 60mA |
| Voltage - Forward (Vf) (Typ): | 1.15V |
| Current - Output / Channel: | 150mA |
| Voltage - Output (Max): | 30V |
| Series: | -- |
| Input Type: | DC |
| Rise / Fall Time (Typ): | 3.2µs, 4.7µs |
| Turn On / Turn Off Time (Typ): | 7.5µs, 5.7µs |
| Current Transfer Ratio (Max): | 80% @ 10mA |
| Current Transfer Ratio (Min): | 40% @ 10mA |
| Voltage - Isolation: | 2500Vrms |
| Number of Channels: | 1 |
| Part Status: | Active |
| Packaging: | Tube |
Description
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Optoisolators – Transistor, Photovoltaic Output play a vital role in many modern electronic systems when it comes to regulating how current is drawn from the source. The MOC205M is one of the most commonly used devices for this purpose, and understanding how it operates can help in designing efficient electrical systems. The MOC205M is an optoisolator based on a single channel, photovoltaic output programmable current switch. It contains a photovoltaic cell, a transistor, a voltage divider network, and an integralswitch. The photovoltaic cell converts incident light to a voltage. This voltage is proportional to the intensity of the light, and is applied as a bias voltage to the transistor, pushing the transistor into the active region. There is a current limiting resistor in the emitter circuit of the transistor.The collector current of the transistor triggers an integral switch, which is a voltage comparator with hysteresis, making the voltage at the collector dependent on the current. The hysteresis voltage of the integral switch ensures that the device works even in noisy environments. The voltage gain of the transistor determines how quickly the voltage on the collector of the transistor changes with respect to incident light. This means that the voltage gain of the transistor can be used to adjust the sensitivity of the switch.The MOC205M has two pins, one for the input voltage and one for the output voltage. The voltage divider network ensures that the voltage on the collector is proportional to the input voltage. The output voltage is connected to a transistor through a diode. The diode prevents any excess voltage from reaching the transistor, and thus prevents the transistor from being driven into saturation. The diode also ensures that when the transistor is off, it is locked out and cannot be switched on by a short burst of incident light.The main application of the MOC205M is controlling current in various electronic systems. It can be used in switching regulators to control the current drawn from the source. It can also be used in automotive applications, such as controlling the speed of a vehicle. In these applications, the MOC205M is used to measure the incident light intensity and then adjust the current accordingly.The MOC205M has several advantages. It has a wide range of input voltage, and the voltage gain can be adjusted to suit the application. It is also reliable and easy to use. In addition, the circuit has low noise and a high speed, which makes it suitable for use in high-frequency applications.In conclusion, the MOC205M is an optoisolator based on a single channel, photovoltaic output programmable current switch, and is used for regulating current in various electronic systems. This device has several advantages, and its wide range of input voltage and adjustable voltage gain makes it suitable for many applications. Its high speed and low noise makes it ideal for high-frequency applications.
The specific data is subject to PDF, and the above content is for reference
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