DIODES INC. ZXRE1004 1.22V Precision Shunt Voltage Reference

The DIODES INC. ZXRE1004 is a high-precision shunt voltage reference IC, providing a stable and accurate 1.22V output. Engineered for demanding applications, this component offers a tight initial accuracy of 1% and a low temperature coefficient of ±20ppm/°C, ensuring reliable performance across a wide operational range from -40°C to +85°C.

This surface-mount device comes in a compact SOT-23 package with 3 pins, making it ideal for space-constrained PCB designs. Its shunt (two-terminal) configuration simplifies integration into your circuit, acting as a stable voltage reference against which other voltages can be compared or regulated.

Key Features & Applications

• Stable Reference Voltage: Provides a fixed 1.208V to 1.232V reference, centred on 1.22V, crucial for analogue-to-digital converters (ADCs), digital-to-analogue converters (DACs), and precision voltage regulators.
• Low Temperature Drift: The minimal output variation with temperature changes (±20ppm/°C) makes it suitable for precision instrumentation, sensor conditioning circuits, and portable measurement equipment where environmental conditions may fluctuate.
• Compact Form Factor: The small SOT-23 footprint allows for high-density board layouts in consumer electronics, industrial control systems, and battery-powered devices.
• Wide Operating Range: Functionality from -40°C to +85°C ensures reliability in harsh environments, including automotive subsystems, outdoor monitoring equipment, and industrial automation.

With its robust design and precise performance, the ZXRE1004 is an excellent choice for designers seeking a dependable voltage reference to enhance the accuracy and stability of their electronic systems.