CNY74-4H

The CNY74-4H is an optocoupler, specifically a quad-channel device that consists of four optically isolated phototransistor outputs, allowing for signal transfer between circuits while maintaining electrical isolation. Each channel features an infrared light-emitting diode (LED) that, when activated, emits light that is detected by a phototransistor. This arrangement enables the transmission of data and signals across different parts of a system without direct electrical connections, enhancing safety and reducing noise interference.
The CNY74-4H is commonly used in various applications, including signal isolation, data communication, and interfacing microcontrollers with high-voltage systems. The device can operate over a wide temperature range and is designed for low-power consumption, making it suitable for both industrial and consumer electronics. Its compact package and multiple channels allow for space-efficient designs. Overall, the CNY74-4H is a versatile component that plays a critical role in ensuring reliable and safe communication between electronic circuits.

The CNY74-4H is an optocoupler designed to provide electrical isolation between input and output circuits. Here are its key features:
1. Isolation Voltage: Typically rated for 5,000 VRMS, ensuring safe operation in high-voltage applications.
2. Input and Output Configuration: Consists of four channels, each containing a light-emitting diode (LED) coupled with a phototransistor, allowing for multiple signal transmissions.
3. High Speed: Capable of data transmission speeds up to 1 Mbps, suitable for high-speed digital applications.
4. Wide Supply Voltage: Operates over a range of supply voltages, typically from 3 to 30 V, making it versatile for various circuits.
5. Compact Package: Available in a standard DIP-16 package, facilitating easy integration into existing designs.
6. Low Input Current: Requires minimal input current to operate, enhancing energy efficiency.
Overall, the CNY74-4H is ideal for applications requiring signal isolation, such as in microcontroller interfacing, data communication, and switching power supplies.

The CNY74-4H is typically packaged in a 4-pin DIP (Dual In-line Package) configuration.

The CNY74-4H is a quad optocoupler, meaning it contains four independent optically coupled channels in a single package. It typically has a 16-pin DIP (Dual In-line Package) configuration.
Pin Count and Functions:
- Pins 1, 2, 3, and 4: Anode and cathode connections for the input LEDs of each optocoupler channel.
- Pins 5, 6, 7, and 8: Ground connection and common for the output phototransistors.
- Pins 9, 10, 11, and 12: Collector (output) connections for the phototransistors.
- Pins 13, 14, 15, and 16: Emitter connections for the phototransistors.
The CNY74-4H is used in applications requiring electrical isolation between circuits, including signal coupling and interfacing between high and low voltage systems.

The CNY74-4H is manufactured by Broadcom Inc., a global technology company known for its semiconductor and infrastructure solutions. Broadcom specializes in a wide range of products, including analog devices, digital signal processors, and various communication chips. The company plays a significant role in the semiconductor industry, serving multiple sectors such as networking, storage, broadband, wireless, and enterprise software. Broadcom was formed through a series of mergers and acquisitions, including the acquisition of Avago Technologies and the merger with Broadcom Corporation, making it a key player in the development of innovative technologies and solutions in the electronics space.

The CNY74-4H is an optocoupler used in various applications such as signal isolation, data communication, and interfacing between different voltage levels. It's commonly found in power supply circuits, automotive electronics, and consumer electronics for switching and control functions. Additionally, it is utilized in industrial automation systems, sensor isolation, and medical equipment to ensure safe operation and noise reduction in electronic systems.

The CNY74-4H is an optocoupler with a phototransistor output. Equivalent products include the PC817, MOC3063, and H11B1. Always verify specifications such as isolation voltage, current transfer ratio, and package type for compatibility in specific applications.