STMicroelectronics

TS7221BILT

TS7221BILT Description

The TS7221BILT is a general-purpose comparator IC designed by STMicroelectronics, featuring a compact SOT23- package5 suitable for surface mount applications. This device offers a wide supply voltage range of 2.7V to 10V, making it versatile for various power supply configurations. The TS7221BILT is optimized for low power consumption, with a maximum quiescent current of 16µA, ensuring efficient operation in battery-powered and low-power systems. Its input bias current is limited to a maximum of 300pA at 5V, and the input offset voltage is a maximum of 15mV at 5V, providing high accuracy and stability in signal comparison tasks.

TS7221BILT Features

• High CMRR and PSRR: The TS7221BILT boasts a typical common-mode rejection ratio (CMRR) of 70dB and a power supply rejection ratio (PSRR) of 80dB. This ensures minimal interference from common-mode signals and power supply variations, resulting in precise and reliable comparisons.
• High Output Current Capability: With a typical output current of 30mA, the TS7221BILT can drive a wide range of loads directly, reducing the need for additional buffer stages and simplifying circuit design.
• Low Power Consumption: The maximum quiescent current of 16µA makes the TS7221BILT suitable for applications where power efficiency is critical, such as portable devices and remote sensors.
• Wide Operating Voltage Range: The supply voltage range of 2.7V to 10V allows for flexibility in power supply design, accommodating both low-voltage and higher-voltage systems.
• **Moisture Sensitivity Level (MSL) **:1 The TS7221BILT is classified as MSL 1, indicating it is not moisture-sensitive and can be stored and handled without special precautions, reducing manufacturing complexity and cost.
• Compliance and Packaging: The TS7221BILT is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It is available in a tape and reel (TR) package, facilitating automated assembly processes.

TS7221BILT Applications

The TS7221BILT is ideal for a variety of applications due to its general-purpose and nature robust performance characteristics. Some specific use cases include:

• Battery Management Systems: The wide operating voltage range and low quiescent current make the TS7221BILT suitable for monitoring battery levels and managing charging/discharging processes in portable devices.
• Signal Processing and Control Circuits: The high CMRR and PSRR ensure accurate signal comparison in noisy environments, making it ideal for control systems and signal processing applications.
• Automotive and Industrial Electronics: The robustness and wide voltage range make the TS7221BILT suitable for automotive and industrial applications where reliability and performance are paramount.
• Consumer Electronics: The compact SOT23-5 package and low power consumption make it a good fit for space-constrained consumer electronics, such as smartphones, tablets, and IoT devices.

Conclusion of TS7221BILT

The TS7221BILT from STMicroelectronics is a versatile and efficient general-purpose comparator that stands out due to its high CMRR and PSRR, low power consumption, and high output current capability. Its wide operating voltage range and compact SOT23-5 package make it suitable for a broad range of applications, from battery management to industrial control systems. The TS7221BILT's compliance with environmental and safety standards, along with its moisture sensitivity level of 1, further enhances its appeal for modern electronics manufacturing. Overall, the TS7221BILT offers a reliable and efficient solution for designers seeking a high-performance comparator in a compact form factor.