Overview Of This EL814 Optocoupler Through-Hole
The EL814 is an optocoupler device, also known as an optoisolator or photocoupler, designed to transfer electrical signals between two isolated circuits using light transmission. The “through-hole” designation indicates that it is suitable for through-hole mounting on a printed circuit board (PCB).
Application:
Optocouplers are commonly used in electronic circuits to provide electrical isolation between input and output circuits, protecting sensitive components from high voltages, noise, and voltage spikes. The EL814 is typically used in applications such as:
- Isolation of control signals in power electronics
- Communication between low-voltage and high-voltage systems
- Signal isolation in industrial automation systems
- Feedback and control circuits in switch-mode power supplies
- Isolation of signals in motor control circuits
Development:
The EL814 Optocoupler Through-Hole component is integrated into circuit designs using through-hole technology. Engineers incorporate it into their PCB layouts, ensuring proper placement and connection of input and output terminals to achieve the desired electrical isolation and signal transmission.
Specifications:
| Specification | Details |
|---|---|
| Isolation Voltage | Maximum voltage that can be applied between input and output |
| Input Current | Current required to activate the LED on the input side |
| Output Current | Maximum current that can flow through the output transistor |
| Response Time | Time taken for the output transistor to switch on or off |
| Operating Temperature | Range of temperatures over which the optocoupler can operate |
| Forward Current Transfer Ratio (CTR) | Ratio of output current to input current |
| Package Type | Through-hole package (e.g., dual-inline package (DIP)) |
| Dimensions | Physical dimensions of the component (length, width, height) |
| Features | Electrical isolation, compact design, high reliability, fast response time, low input power, RoHS compliance |
Features:
- Electrical Isolation: Provides galvanic isolation between input and output circuits, preventing the passage of electrical currents and voltages.
- Compact Design: Through-hole package enables easy integration into PCB designs.
- High Reliability: Designed for long-term operation in harsh industrial environments, with high immunity to noise and voltage transients.
- Fast Response Time: Allows for rapid signal transmission between isolated circuits.
- Low Input Power: The LED input requires low power for activation, making it suitable for energy-efficient applications.
- RoHS Compliance: May comply with RoHS regulations, ensuring environmental sustainability.
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