STMicroelectronics

TS3702IN

TS7302IN Description

The TS3702IN is a general-purpose linear comparator IC designed by STMicroelectronics. It features a robust set of specifications that make it suitable for a variety of applications requiring precise voltage comparison. This comparator is housed in a through-hole package, specifically an 8-DIP tube, which ensures reliable mounting on printed circuit boards.

The TS3702IN operates within a wide supply voltage range of 2.7V to 16V for single supply and ±1.35V to ±8V for dual supply. This flexibility allows it to be used in different power supply configurations without compromising performance. The input offset voltage is a mere 5mV at 01V, ensuring high accuracy in voltage comparisons. Additionally, the comparator boasts an extremely low input bias current of 1pA at 5V, which minimizes the impact on the circuits it monitors.

TS3702IN Features

• High CMRR and PSRR: The TS3702IN offers a typical common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR) of 82dB. This high rejection ratio ensures that the comparator's output is minimally affected by variations in the input common-mode voltage and power supply, leading to more stable and reliable performance.
• Low Quiescent Current: With a maximum quiescent current of 25µA, the TS3702IN is highly energy-efficient, making it suitable for low-power applications.
• High Output Current: The comparator can deliver a typical output current of 20mA, which is sufficient drive to various loads without the need for additional amplification stages.
• Moisture Sensitivity Level: The TS3702IN has a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture, which enhances its reliability in different environmental conditions.
• Compliance: The TS3702IN is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards.

TS3702IN Applications

The TS3702IN is ideal for applications that require precise voltage comparison with minimal power consumption. Some use specific cases include:

• Battery Monitoring: The low input bias current and high CMRR make the TS3702IN suitable for monitoring battery voltages in portable devices, ensuring accurate readings even with varying load conditions.
• Signal Processing: In signal processing circuits, the TS3702IN can be used to compare input signals against reference voltages, enabling precise control and decision-making.
• Overvoltage and Undervoltage Detection: The wide supply voltage range and low offset voltage allow the TS3702IN to effectively detect overvoltage and undervoltage conditions in power supplies, protecting sensitive electronics.
• Analog-to-Digital Converters: The TS3702IN can serve as a front-end comparator for analog-to-digital converters, providing accurate voltage level detection and conversion.

Conclusion of TS3702IN

The TS3702IN from STMicroelectronics is a versatile and reliable general-purpose linear comparator. Its wide operating voltage range, low input bias current, and high CMRR and PSRR make it an excellent choice for a variety of applications, from battery monitoring to signal processing. Despite being marked as obsolete, the TS3702IN remains a valuable component for engineers seeking a robust and energy-efficient comparator. Its compliance with environmental and safety standards further enhances its appeal for modern electronics design.