PC817 - EL817 - High Density Photocoupler transistor Optocoupler - DIP-4

PC817 EL817 High-Density Photocoupler Optocoupler DIP-4

The PC817/EL817 is a versatile high-density optocoupler, providing essential optical isolation between input and output stages. This is achieved using an infrared LED and a silicon phototransistor. Its compact DIP-4 package makes it suitable for various through-hole PCB assemblies. It's an ideal component for signal isolation in sensitive circuits. Common applications include microcontroller interfaces and switching power supplies. It also excels in industrial control systems requiring robust isolation. With reliable performance and high isolation voltage, the PC817/EL817 is a trusted choice. Engineers and designers rely on it for safe and efficient electronic designs, ensuring stable and secure signal transfer across different voltage domains.

Specifications:

• Brand: Everlight
• Model: EL817
• Package Type: DIP-4
• Input Type: Infrared LED
• Output Type: NPN Phototransistor
• Isolation Voltage: 5,000 Vrms (typical)
• CTR (Current Transfer Ratio): 50% to 600% (depending on part bin)
• Operating Temperature: -55°C to +110°C
• RoHS Compliant: Yes

Key features and benefits:

• High-density optical isolation for safe and effective signal transfer.
• Compact DIP-4 package for space-saving through-hole PCB assembly.
• Reliable NPN phototransistor output for consistent digital or analog interfacing.
• Low input current, ideal for energy-efficient and low-power applications.
• High isolation voltage of 5,000 Vrms (typical) for enhanced safety.
• Wide operating temperature range from -55°C to +110°C.
• RoHS compliant, ensuring environmental safety standards are met.

Applications:

• Microcontroller signal isolation and interfacing.
• Switching power supplies and AC adapters.
• Signal coupling in industrial control systems and automation.
• Input/output interface protection in sensitive circuits.
• Integration into consumer electronics and appliances.

Package Includes:

*Image shown is a representation only.

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