Product Overview: REF3440IDBVR from Texas Instruments

The REF3440IDBVR is a high-precision, low-power, series voltage reference from Texas Instruments, designed to maintain accurate voltage regulation across a wide range of operating conditions. This component is a vital part of many electronic systems, providing a stable reference voltage that is essential for the accurate operation of analog-to-digital converters, digital-to-analog converters, and other sensitive electronic circuits.

Featuring a low temperature coefficient and a low dropout voltage, the REF3440IDBVR is an ideal choice for applications that require a stable voltage reference under varying environmental conditions. Its small size and surface-mount package make it suitable for compact, space-constrained designs.

Key Features

• Output Voltage: The REF3440IDBVR provides a fixed output voltage of 4.096V, which is a common reference voltage for 12-bit and 16-bit converters.
• High Accuracy: This voltage reference offers an initial accuracy of ±0.1% (max) and a temperature coefficient of 10ppm/°C (max), ensuring reliable performance over its temperature range.
• Low Power Consumption: With a quiescent current of just 180µA (typical), it is an excellent choice for battery-powered and portable applications where power efficiency is critical.
• Wide Operating Temperature Range: It operates over an industrial temperature range of -40°C to +125°C, making it suitable for a variety of harsh environments.
• Small Package: The device comes in a small, 5-pin SOT-23 package, which is ideal for space-constrained applications.

Applications

The REF3440IDBVR is versatile and can be used in a range of applications, including:

• Precision data acquisition systems
• Portable and battery-powered equipment
• Medical and healthcare electronics
• Industrial control systems
• Automotive systems

With its combination of high accuracy, low power consumption, and compact form factor, the REF3440IDBVR from Texas Instruments is an excellent choice for designers looking to improve the performance and efficiency of their electronic systems.