ACPL-244-560E

The ACPL-244-560E is an optocoupler manufactured by Broadcom Inc., designed for high-speed data communication and isolation in various electronic applications. This component is part of the ACPL series of optocouplers, which are known for their reliability and performance in isolating different parts of a circuit while allowing signal transmission.

Key Features:

1. Isolation Voltage: The ACPL-244-560E typically offers a high isolation voltage, often rated at 5000 Vrms, ensuring that it can effectively separate high-voltage and low-voltage sections of a circuit, which is crucial for safety and signal integrity.

2. Data Rate: This optocoupler supports high-speed data rates, often up to 10 Mbps or more, making it suitable for applications that require fast signal transmission, such as in communication systems and industrial automation.

3. Input and Output Configuration: The device features a photodiode and a phototransistor configuration. The input side consists of an LED that, when activated, emits light. This light is detected by the phototransistor on the output side, allowing for the transfer of signals while maintaining electrical isolation.

4. Package Type: The ACPL-244-560E is typically available in a compact surface-mount package, which facilitates easy integration into modern circuit designs and helps save space on printed circuit boards (PCBs).

5. Temperature Range: The component is designed to operate over a wide temperature range, often from -40°C to +100°C, making it suitable for various environmental conditions and applications.

6. Low Power Consumption: The optocoupler is designed to operate with low input current, which contributes to overall energy efficiency in electronic systems.

7. Applications: The ACPL-244-560E is commonly used in applications such as:

   • Data communication interfaces (e.g., RS-232, RS-485)
   • Microcontroller and microprocessor isolation
   • Power supply feedback circuits
   • Industrial automation and control systems
   • Signal isolation in medical devices

Electrical Characteristics:

• Forward Voltage (Vf): The forward voltage drop across the LED is typically around 1.2V.
• Collector-Emitter Voltage (Vce): The maximum collector-emitter voltage for the phototransistor is usually around 30V.
• Current Transfer Ratio (CTR): The CTR is a critical parameter that indicates the efficiency of the optocoupler, often specified in the datasheet.

Conclusion:

The ACPL-244-560E from Broadcom Inc. is a versatile and reliable optocoupler that provides excellent performance for isolating and transmitting signals in a variety of electronic applications. Its high-speed capabilities, robust isolation features, and compact design make it a popular choice among engineers and designers looking to enhance the safety and efficiency of their circuits.