The REF4132B40DBVRQ1 is a high-precision, low-power voltage reference from Texas Instruments, designed for automotive and industrial applications. This device offers a fixed 4.096V output voltage with an impressive low temperature coefficient, ensuring stability and accuracy over a wide temperature range, making it ideal for high-resolution analog-to-digital conversions.

Key Features

• Output Voltage: Fixed 4.096V, which is commonly used for 12-bit ADCs (4096 levels), providing a 1mV per bit resolution.
• High Accuracy: The initial accuracy of ±0.1% (max) and low drift of 10ppm/°C (max) over the full temperature range (-40°C to +125°C) ensure precise voltage regulation.
• Low Power Consumption: With a quiescent current of typically 100μA, this voltage reference is optimized for battery-powered and energy-efficient applications.
• Stable with Capacitive Loads: The REF4132B40DBVRQ1 is stable with capacitive loads up to 10μF, providing design flexibility and ease of use.
• Automotive Qualified: This product is qualified for automotive applications, complying with the AEC-Q100 Grade 1 standard, ensuring reliability under harsh conditions.

Applications

The REF4132B40DBVRQ1 voltage reference can be used in a variety of applications, including:

• Automotive systems such as engine control units, sensor modules, and infotainment systems.
• Precision data acquisition systems like medical equipment, instrumentation, and industrial process control.
• Battery-powered devices where power efficiency is critical.
• Any application requiring a stable and precise reference voltage for analog-to-digital converters or digital-to-analog converters.

Package and Availability

The device is available in a small SOT-23-5 package, which is suitable for space-constrained applications. It is also designed for long-term availability, catering to the needs of automotive and industrial markets where product longevity is essential.

For detailed specifications, application notes, and additional resources, interested parties are encouraged to visit the Texas Instruments website or contact their local sales representative.