| Allicdata Part #: | EL817(S)(B)(TD)-V-ND |
| Manufacturer Part#: |
EL817(S)(B)(TD)-V |
| Price: | $ 0.09 |
| Product Category: | Isolators |
| Manufacturer: | Everlight Electronics Co Ltd |
| Short Description: | OPTOISOLTR 5KV TRANSISTOR 4-SMD |
| More Detail: | Optoisolator Transistor Output 5000Vrms 1 Channel ... |
| DataSheet: |  EL817(S)(B)(TD)-V Datasheet/PDF |
| Quantity: | 1000 |
| 1500 +: | $ 0.08256 |
Specifications
| Series: | -- |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Number of Channels: | 1 |
| Voltage - Isolation: | 5000Vrms |
| Current Transfer Ratio (Min): | 130% @ 5mA |
| Current Transfer Ratio (Max): | 260% @ 5mA |
| Turn On / Turn Off Time (Typ): | -- |
| Rise / Fall Time (Typ): | 4µs, 3µs |
| Input Type: | DC |
| Output Type: | Transistor |
| Voltage - Output (Max): | 35V |
| Current - Output / Channel: | 50mA |
| Voltage - Forward (Vf) (Typ): | 1.2V |
| Current - DC Forward (If) (Max): | 60mA |
| Vce Saturation (Max): | 200mV |
| Operating Temperature: | -55°C ~ 110°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 4-SMD, Gull Wing |
| Supplier Device Package: | 4-SMD |
Description
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Optoisolators – Transistor, Photovoltaic Output are all devices used for electrical isolation. The EL817(S)(B)(TD)-V is a small surface-mount optoisolator that utilizes a NPN phototransistor in combination with a photovoltaic cell. The device is designed for operation over a range of 5V to 24V.
The application field for this optoisolator is diverse. Common applications of the EL 817(S)(B)(TD)-V are in solid-state relays, remote lamps, circuits that involve voltage testing, and circuits that require low current and low voltage. It is also often used in applications involving level shifting or in situations where noise reduction is necessary.
The EL 817(S)(B)(TD)-V optoisolator works by being exposed to a signal source. This source causes the LED to turn on and off in proportion to the input signal. The photodiode inside the device then collects this light and turns it into a weak electrical signal. This signal is then amplified by the phototransistor, and the resulting current is passed to the output.
The EL 817(S)(B)(TD)-V optoisolator provides excellent electrical isolation between the input side and the output side of the device. This ensures that any noise or signal degradation on the input side will not be passed to the output. Additionally, the device provides a high input impedance and low output impedance, which allow it to function as an impedance transformer. This makes it useful for applications such as level shifting or for providing galvanic isolation between two circuits.
In conclusion, the EL 817(S)(B)(TD)-V optoisolator is a versatile device that can be used in a variety of applications that require electrical isolation and signal amplification. With its wide range of working voltages, high input impedance, and low output impedance, it is an ideal choice for applications that need reliable and accurate signal transmission over a large electrical load range.
The specific data is subject to PDF, and the above content is for reference
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