HCPL-4504 High-Speed Optocoupler IC – IPM and Logic Interface DIP-8

Description

The HCPL-4504 is a high-speed, high-performance optocoupler IC designed for demanding applications such as Intelligent Power Module (IPM) interfacing and high-speed logic ground isolation. It utilizes a GaAsP LED optically coupled to an integrated high-gain photodetector, offering superior linearity and speed compared to traditional phototransistors.

Engineered for precision, the HCPL-4504 features short propagation delays and a guaranteed propagation delay difference (tPLH-tPHL), making it an ideal solution for mitigating dead-time issues in inverter circuits. It is fully TTL compatible with an open-collector output, providing a robust and space-saving replacement for bulky pulse transformers.

Note: Product images are for reference only. The actual product may vary in appearance or manufacturer marking depending on stock availability.

Features

• High Speed: Optimized for short propagation delays in TTL and IPM applications.
• Noise Immunity: 15 kV/µs minimum common-mode transient immunity at VCM = 1500 V.
• Performance: High Current Transfer Ratio (CTR) > 25% at 25°C.
• Logic Compatibility: Fully TTL compatible with open-collector output.
• Design Flexibility: Compact DIP-8 package replaces larger pulse transformers.
• IPM Ready: Electrical specifications tailored for common IPM application requirements.

Benefits

• Improves inverter efficiency by reducing switching dead time.
• Saves significant PCB board space and overall component weight.
• Provides excellent linearity for analog signal ground isolation.
• High-speed switching performance ensures reliable data integrity.

Applications

• Intelligent Power Module (IPM) and Inverter Interfacing
• High-Speed Logic Ground Isolation (TTL to TTL/CMOS/LSTTL)
• Digital Line Receivers
• Pulse Transformer Replacement
• Analog Signal Ground Isolation

Package Includes

• 1 x HCPL-4504 High-Speed Optocoupler IC (DIP-8)

Specifications