Texas Instruments

TL3116CDR

TL3116CDR Description

The TL3116CDR is a general-purpose linear comparator designed by Texas Instruments. This IC is housed in an 8-pin SOIC package, making it suitable for surface-mount applications. Despite being marked as obsolete, the TL3116CDR remains a reliable choice for various electronic circuits due to its robust performance characteristics. It operates within a supply voltage range of 5V to 10V for single supply and ±2.5V to ±5V for dual supply, ensuring compatibility with a wide range of power supply configurations. The comparator offers a maximum input offset voltage of 3mV at ±5V, which is crucial for maintaining accuracy in signal comparison tasks. Additionally, it features a low quiescent current of up to 14.7mA and a maximum input bias current of 1.1µA at ±5V, making it energy-efficient.

TL3116CDR Features

• High Common-Mode Rejection Ratio (CMRR) and Power Supply Rejection Ratio (PSRR): The TL3116CDR boasts a typical CMRR and PSRR of 100dB, which significantly reduces the impact of noise and power supply variations on the comparator's output. This feature ensures high accuracy and stability in signal comparison, even in noisy environments.
• High-Speed Performance: With a maximum propagation delay of 12ns, the TL3116CDR is capable of processing signals at high speeds, making it suitable for applications requiring rapid decision-making based on input signal levels.
• Low Quiescent Current: The maximum quiescent current of 14.7mA ensures that the comparator consumes minimal power, which is beneficial for battery-operated or low-power systems.
• Wide Operating Temperature Range: The TL3116CDR operates reliably within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and consumer applications.
• RoHS and REACH Compliance: The TL3116CDR is RoHS3 compliant and REACH unaffected, ensuring that it meets environmental and safety standards for electronic components.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the TL3116CDR is suitable for storage and handling in various environmental conditions without the risk of moisture-related damage.

TL3116CDR Applications

The TL3116CDR's general-purpose design and robust performance make it suitable for a wide range of applications. Some specific use cases include:

• Signal Processing: The comparator can be used in signal processing circuits to detect and compare signal levels, making it ideal for applications such as level detection, window comparators, and signal conditioning.
• Power Management: Due to its low quiescent current and wide operating voltage range, the TL3116CDR can be used in power management circuits to monitor and control power supply levels.
• Consumer Electronics: The comparator's high-speed performance and wide operating temperature range make it suitable for consumer electronics applications, such as audio and video equipment, where reliable and fast signal processing is required.
• Industrial Control: The TL3116CDR's robustness and environmental compliance make it suitable for industrial control systems, where it can be used for monitoring and controlling various process parameters.

Conclusion of TL3116CDR

The TL3116CDR is a versatile and reliable linear comparator that offers high performance and stability in various electronic applications. Its high CMRR and PSRR, low quiescent current, and fast propagation delay make it an excellent choice for signal processing, power management, and industrial control systems. Despite being marked as obsolete, the TL3116CDR remains a valuable component for designers seeking a general-purpose comparator with proven performance characteristics. Its RoHS and REACH compliance, along with its moisture sensitivity level, ensure that it meets modern environmental and safety standards.