onsemi

FSFR1700HS

FSFR1700HS Description

The FSFR1700HS is an offline switch-mode half-bridge power integrated circuit (PMIC) designed for high-efficiency power conversion applications. Manufactured by onsemi, this device is housed in a robust Tube package and features a through-hole mounting type, making it suitable for a variety of industrial and consumer electronics applications. The FSFR1700HS is classified under the ECCN code EAR99 and is REACH unaffected, ensuring compliance with international regulatory standards.

FSFR1700HS Features

The FSFR1700HS boasts several key technical specifications and performance benefits:

• High Power Capability: With a power rating of 200 watts, the FSFR1700HS is designed to handle substantial power loads, making it ideal for applications requiring high power conversion efficiency.
• Wide Voltage Range: The device operates within a supply voltage range of 10V to 25V, providing flexibility in power supply design and ensuring stable performance across a broad range of input voltages.
• Frequency Control: The FSFR1700HS offers frequency control features, allowing for precise regulation of the switching frequency up to 600kHz. This high-frequency operation enables the use of smaller passive components, reducing the overall size and weight of the power supply.
• Fault Protection: Comprehensive fault protection mechanisms, including current limiting, over-temperature, and over-voltage protection, ensure reliable operation and safeguard against potential damage from transient conditions.
• Internal Switches: The inclusion of internal switches simplifies the design process and reduces the number of external components required, leading to a more compact and cost-effective solution.
• Output Isolation: The FSFR1700HS provides isolated output, which is crucial for applications requiring electrical isolation between the input and output circuits to ensure safety and prevent ground loops.
• Low Start-Up Voltage: A start-up voltage of 12.5V allows the device to begin operating with minimal input voltage, enhancing its versatility in various power supply configurations.
• 50% Duty Cycle: The device operates at a 50% duty cycle, ensuring balanced power distribution and efficient operation.

FSFR1700HS Applications

The FSFR1700HS is well-suited for a range of applications where high power conversion efficiency, compact design, and robust fault protection are critical. Specific use cases include:

• Power Supplies: Ideal for offline switch-mode power supplies in consumer electronics, industrial equipment, and telecommunications infrastructure.
• Adaptive Power Systems: Suitable for adaptive power systems that require precise control and regulation of power output.
• Energy-Efficient Appliances: The high-frequency operation and efficient power conversion make it a preferred choice for energy-efficient appliances and devices.
• Industrial Control Systems: The robust fault protection and wide operating voltage range make it suitable for industrial control systems where reliability and safety are paramount.

Conclusion of FSFR1700HS

The FSFR1700HS is a versatile and high-performance offline switch-mode half-bridge power integrated circuit that offers significant advantages over similar models. Its high power capability, wide voltage range, frequency control, and comprehensive fault protection make it an ideal choice for a variety of power conversion applications. Despite being marked as obsolete, the FSFR1700HS remains a reliable and efficient solution for designers seeking a compact, high-efficiency power management IC.