| Allicdata Part #: | TLP3905(TPRE-ND |
| Manufacturer Part#: |
TLP3905(TPR,E |
| Price: | $ 0.43 |
| Product Category: | Isolators |
| Manufacturer: | Toshiba Semiconductor and Storage |
| Short Description: | PHOTORVOLTAIC; 3.75KV BV; SO6; 1 |
| More Detail: | Optoisolator Photovoltaic Output 3750Vrms 1 Channe... |
| DataSheet: |  TLP3905(TPR,E Datasheet/PDF |
| Quantity: | 1000 |
| 3000 +: | $ 0.39633 |
Specifications
| Series: | -- |
| Part Status: | Active |
| Number of Channels: | 1 |
| Voltage - Isolation: | 3750Vrms |
| Current Transfer Ratio (Min): | -- |
| Current Transfer Ratio (Max): | -- |
| Turn On / Turn Off Time (Typ): | 300µs, 1ms |
| Rise / Fall Time (Typ): | -- |
| Input Type: | DC |
| Output Type: | Photovoltaic |
| Voltage - Output (Max): | 7V |
| Current - Output / Channel: | 30µA (Typ) |
| Voltage - Forward (Vf) (Typ): | 1.65V |
| Current - DC Forward (If) (Max): | 30mA |
| Vce Saturation (Max): | -- |
| Operating Temperature: | -40°C ~ 125°C |
Description
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Optoisolators - Transistor, Photovoltaic Output, are often integrated with TLP3905 optoisolators, which enable increased flexibility and improved performance. The TLP3905 is a 4-channel, high-voltage optoisolator of the Transistor, Photovoltaic Output (TPO) type. With the TLP3905, a circuit can be optically isolated with a power supply of up to 35 V. It can also be used to protect circuits from transients and EMI noise.
Application field of TLP3905
The TLP3905 optoisolator is suitable for various applications such as industrial, consumer, and automotive system designs. It can be used to protect circuits against input signals that are too high, such as from contactors or other actuators, or to provide electrical isolation between two parts of a system. The TLP3905 can also be used to provide isolation between gate drivers and power MOSFETs, isolation for motor control circuits, and to protect data lines from transients and EMI noise. Additionally, it can also be used to protect sensors, such as CMOS image sensors, from signal noise.Working principle of TLP3905
The TLP3905 optoisolator works on the principle of photo and electron transport. The device consists of four LED-phototransistor channels, each of which is configured in a Darlington pair with a phototransistor output. When the LED is current driven, it emits infrared light which is then absorbed by the photon absorber, causing the electron-hole pairs to be generated which are then amplified and pulled by the phototransistor of the Darlington pair. This switches the output transistor, thus providing an electrical isolation between the input and output of the device.TPR and E Application of TLP3905
The TLP3905 is also useful in the fields of TPR (Transient Protective Rating) and E protection. TPR is a measure of the amount of transient voltage that an optoisolator can handle. With the TLP3905, the TPR rating is 8 kV or less, depending on the load current. This makes it suitable for use in many automotive, industrial, and consumer applications that require a high level of protection from transient voltage surges. Additionally, the TLP3905 is also a good choice for E protection, as it provides a high degree of environmental protection from dirt, dust, moisture, and mechanical shock.In conclusion, the TLP3905 optoisolator is a useful device for many applications. Its high voltage capabilities and its TPR and E protection capabilities make it suitable for many different applications. It is also easy to use and has a low power consumption, making it a cost-effective solution for many projects.
The specific data is subject to PDF, and the above content is for reference
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