onsemi

KA2803B

KA2803B Description

The KA2803B is an Earth Leakage Detector IC designed by onsemi, a leading manufacturer in the electronics industry. This device is specifically engineered to detect earth leakage currents in electrical systems, ensuring safety and reliability. It features a through-hole mounting type, making it suitable for applications requiring robust mechanical stability and ease of installation. The KA2803B operates within a supply voltage range of 12V to 20V and draws a supply current of only 400µA, making it energy-efficient and suitable for a variety of power management applications.

KA2803B Features

• Earth Leakage Detection: The KA2803B is designed to accurately detect earth leakage currents, providing a critical safety feature in electrical systems.
• Low Power Consumption: With a supply current of 400µA, the KA2803B is highly efficient, reducing power consumption and operational costs.
• Wide Supply Voltage Range: The device operates within a supply voltage range of 12V to 20V, offering flexibility in power supply options.
• Through-Hole Mounting: The through-hole mounting type ensures mechanical stability and ease of installation, making it ideal for various industrial applications.
• Compliance and Safety: The KA2803B is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Packaging: Available in a tube package, the KA2803B is protected during storage and transportation, reducing the risk of damage.

KA2803B Applications

The KA2803B is ideal for applications where accurate earth leakage detection is crucial. It is particularly well-suited for:

• Industrial Control Systems: Ensuring safety and reliability in industrial environments by detecting earth leakage currents.
• Power Management Systems: Providing a critical safety feature in power management applications, enhancing overall system performance.
• Electrical Safety Devices: Used in devices designed to protect against electrical hazards, ensuring compliance with safety standards.

Conclusion of KA2803B

The KA2803B Earth Leakage Detector IC from onsemi is a reliable and efficient solution for detecting earth leakage currents. Its low power consumption, wide supply voltage range, and through-hole mounting type make it a versatile and robust choice for various applications. Despite being marked as obsolete, the KA2803B remains a valuable component for existing systems and provides a reliable safety feature. Its compliance with REACH and RoHS3 standards ensures it meets industry environmental and safety requirements. For applications requiring accurate earth leakage detection, the KA2803B is an ideal choice, offering unique features and advantages over similar models.