ROHM Semiconductor

BD7691FJ-E2

BD7691FJ-E2 Description

The BD7691FJ-E2 is a high-performance Power Factor Correction (PFC) IC designed by ROHM Semiconductor, a leading manufacturer in the electronics industry. This PFC controller operates in Boundary Conduction Mode (BCM), ensuring high efficiency and reliability in power conversion systems. With a switching frequency of 220kHz, the BD7691FJ-E2 is optimized for applications requiring compact designs and high power density. The device supports a wide input voltage range of 10V to 26V, making it suitable for various power supply applications.

The BD7691FJ-E2 is packaged in a surface mount format, specifically in a Tape & Reel (TR) configuration, which facilitates automated assembly processes and enhances manufacturing efficiency. The device is compliant with the REACH and RoHS3 standards, ensuring environmental sustainability and adherence to regulatory requirements. Additionally, the BD7691FJ-E2 has a Moisture Sensitivity Level (MSL) of 3, allowing for a 168-hour exposure to moisture before assembly, which enhances its robustness in various manufacturing environments.

BD7691FJ-E2 Features

• Boundary Conduction Mode (BCM): The BD7691FJ-E2 operates in BCM, which reduces switching losses and improves efficiency, especially at light loads. This mode of operation ensures a high power factor and low total harmonic distortion (THD), making it ideal for applications requiring high power quality.
• Wide Input Voltage Range: The device supports an input voltage range of 10V to 26V, providing flexibility in power supply design and ensuring compatibility with various input sources.
• High Switching Frequency: With a switching frequency of 220kHz, the BD7691FJ-E2 enables the use of smaller inductors and capacitors, resulting in a more compact and cost-effective design.
• Low Startup Current: The BD7691FJ-E2 features a low startup current of 65 µA, minim whichizes power consumption during startup and enhances overall system efficiency.
• Regulatory Compliance: The device is REACH Unaffected and ROHS3 Compliant, ensuring it meets the highest environmental and safety standards.
• Moisture Sensitivity Level (MSL) 3: The BD7691FJ-E2 has an MSL rating of 3, allowing for a 168-hour exposure to moisture, which enhances its robustness and reliability in manufacturing processes.

BD7691FJ-E2 Applications

The BD7691FJ-E2 is ideal for a wide range of applications where high efficiency, compact design, and regulatory compliance are critical. Some specific use cases include:

• Switching Power Supplies: The BD7691FJ-E2 is well-suited for high-efficiency power supplies in consumer electronics, telecommunications, and industrial equipment.
• LED Lighting Systems: The device's high efficiency and compact design make it ideal for LED drivers, where space constraints and power quality are important considerations.
• Uninterruptible Power Supplies (UPS): The BD7691FJ-E2 can be used in UPS systems to ensure high power factor and low THD, improving overall system performance and reliability.
• Solar Inverters: The device's wide input voltage range and high efficiency make it suitable for solar inverters, where power conversion efficiency is crucial for maximizing energy output.

Conclusion of BD7691FJ-E2

The BD7691FJ-E2 from ROHM Semiconductor is a versatile and high-performance PFC IC that offers significant advantages over similar models. Its BCM operation, wide input voltage range, and high switching frequency make it ideal for a variety of applications requiring high efficiency and compact design. The device's regulatory compliance and robustness further enhance its appeal in the electronics industry. Whether used in switching power supplies, LED lighting systems, UPS, or solar inverters, the BD7691FJ-E2 delivers reliable performance and meets the stringent requirements of modern power conversion systems.