ROHM Semiconductor

BU7252SF-E2

BU7252SF-E2 Description

The BU7252SF-E2 is a general-purpose comparator IC from Rohm Semiconductor, designed for a wide range of applications requiring high performance and reliability. This comparator is housed in an 8SOP package, making it suitable for surface-mount applications. It features two independent comparator elements, each offering exceptional performance characteristics that make it ideal for various electronic systems.

BU7252SF-E2 Features

• High CMRR and PSRR: The BU7252SF-E2 boasts a typical Common Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR) of 80dB. This high level of rejection ensures minimal interference from power supply noise and common mode signals, leading to highly accurate and stable output.
• Low Quiescent Current: With a maximum quiescent current of 65µA, this comparator is highly energy-efficient, making it suitable for battery-powered and low-power consumption applications.
• Low Input Offset Voltage: The maximum input offset voltage is only 11mV at 3V supply, ensuring precise comparison of input signals.
• Low Input Bias Current: The maximum input bias current is as low as 1pA at 3V, which minimizes the loading effect on the input signal sources.
• Wide Supply Voltage Range: The comparator operates over a wide supply voltage range of 1.8V to 5.5V for single supply and ±0.9V to ±2.75V for dual supply, providing flexibility in various power supply configurations.
  -Fast Propagation Delay: With a maximum propagation delay of 550ns, the BU7252SF-E2 can quickly respond to changes in input signals, making it suitable for high-speed applications.
• Surface Mount Packaging: The Tape & Reel (TR) packaging ensures ease of integration into automated surface-mount assembly processes, enhancing manufacturing efficiency.
• Compliance and Reliability: The BU7252SF-E2 is RoHS3 compliant and REACH unaffected, ensuring environmental sustainability and regulatory compliance. Additionally, its Moisture Sensitivity Level (MSL) is 1 (Unlimited), making it highly reliable in various environmental conditions.

BU7252SF-E2 Applications

The BU7252SF-E2 is ideal for a variety of applications due to its versatile performance characteristics:

• Signal Processing: Its low input offset voltage and high CMRR make it suitable for precise signal processing in analog circuits.
• Battery Management Systems: The low quiescent current and wide supply voltage range make it ideal for monitoring and managing battery levels in portable devices.
• High-Speed Control Systems: The fast propagation delay ensures timely response in control systems requiring rapid signal processing.
• Automotive Electronics: The robustness and reliability of the comparator make it suitable for automotive applications where high performance and durability are critical.
• Industrial Control: The wide operating voltage range and low power consumption make it ideal for industrial control systems where efficiency and reliability are paramount.

Conclusion of BU7252SF-E2

The BU7252SF-E2 from Rohm Semiconductor is a high-performance general-purpose comparator that stands out due to its exceptional CMRR, PSRR, low quiescent current, and low input offset voltage. These features, combined with its wide supply voltage range and fast propagation delay, make it a versatile and reliable choice for a wide range of applications. Its compliance with industry standards and robust packaging further enhance its suitability for demanding environments. Whether used in signal processing, battery management, or high-speed control systems, the BU7252SF-E2 offers significant advantages over similar models, ensuring precise and efficient operation.