onsemi

TL431IDR2G

TL431IDR2G Description

The TL431IDR2G from onsemi is a high-precision, adjustable shunt voltage reference designed for surface-mount applications. Packaged in an 8-SOIC and supplied in Tape & Reel (TR), this IC provides a 2.495V minimum reference voltage with a tight ±2.2% tolerance and a low 50ppm/°C temperature coefficient, ensuring stable performance across varying environmental conditions. With an adjustable output range up to 36V and a 100mA output current capability, it is ideal for voltage regulation, error amplification, and feedback control in power supplies and battery management systems.

TL431IDR2G Features

• Adjustable Output Voltage (2.495V to 36V) – Offers flexibility for diverse circuit requirements.
• High Precision (±2.2% Tolerance) – Ensures reliable voltage regulation in critical applications.
• Low Temperature Drift (50ppm/°C Typical) – Maintains stability across a wide temperature range.
• Shunt Reference Configuration – Simplifies circuit design for voltage monitoring and feedback loops.
• 100mA Output Current – Supports higher load demands compared to standard references.
• Surface-Mount (8-SOIC) Packaging – Optimized for compact PCB layouts and automated assembly.
• RoHS3 & REACH Compliant – Meets environmental and regulatory standards.

TL431IDR2G Applications

• Switching & Linear Power Supplies – Provides precise voltage feedback for regulation.
• Battery Chargers & Management Systems – Ensures accurate voltage thresholds for safe charging.
• Error Amplifiers & Comparators – Enhances control loop stability in feedback circuits.
• Industrial & Automotive Electronics – Suitable for harsh environments due to robust performance.
• Portable & Low-Power Devices – Operates efficiently with a 1mA cathode current, ideal for energy-sensitive designs.

Conclusion of TL431IDR2G

The TL431IDR2G stands out as a versatile, high-performance shunt voltage reference, combining precision, adjustability, and thermal stability. Its wide output range, high current capability, and compact packaging make it a superior choice for power management, industrial controls, and portable electronics. Compared to similar models, its low drift and tight tolerance ensure long-term reliability, while compliance with RoHS3 and REACH underscores its suitability for modern, eco-conscious designs. Engineers seeking a robust, adjustable reference for demanding applications will find this IC an optimal solution.