Texas Instruments

REF3430SQDBVRQ1  

Voltage References

REF3430SQDBVRQ1 Description

The REF3430SQDBVRQ1 is a high-precision, low-noise voltage reference from Texas Instruments, designed for demanding automotive applications. This device offers a fixed output voltage of 3V, with an exceptional tolerance of ±0.05%, ensuring highly accurate voltage references in various electronic systems. The REF3430SQDBVRQ1 features a low temperature coefficient of 6ppm/°C, which minimizes drift over a wide temperature range, thereby maintaining stability and reliability in diverse operating conditions. The device operates with an input voltage range of 3.5V to 12V, making it versatile for different power supply configurations. Additionally, it consumes only 95µA of supply current, which is advantageous for power-sensitive applications.

REF3430SQDBVRQ1 Features

• High Precision: The REF3430SQDBVRQ1 provides a fixed output voltage of 3V with a tight tolerance of ±0.05%, ensuring highly accurate voltage references.
• Low Temperature Coefficient: With a temperature coefficient of 6ppm/°C, the device maintains stable performance across a wide temperature range, making it ideal for automotive applications where temperature variations are common.
• Low Noise: The device exhibits low noise levels of 24µVrms over the 10Hz to 10kHz frequency range, which is crucial for applications requiring high signal integrity.
• Low Power Consumption: The REF3430SQDBVRQ1 operates with a supply current of only 95µA, making it suitable for power-sensitive designs.
• Wide Input Voltage Range: The device supports an input voltage range of 3.5V to 12V, providing flexibility in power supply configurations.
• Automotive Grade: Certified for automotive use, the REF3430SQDBVRQ1 meets stringent industry standards, ensuring robustness and reliability in demanding environments.
• Surface Mount Technology: The device is available in a surface mount package (SOT23-5), facilitating easy integration into compact and high-density PCB designs.
• Compliance: The REF3430SQDBVRQ1 is REACH unaffected and RoHS3 compliant, adhering to environmental and regulatory standards.

REF3430SQDBVRQ1 Applications

The REF3430SQDBVRQ1 is particularly well-suited for automotive applications where precision and reliability are paramount. Specific use cases include:

• Automotive Electronics: Ideal for applications such as engine control units (ECUs), advanced driver-assistance systems (ADAS), and infotainment systems where accurate voltage references are essential for reliable operation.
• Precision Measurement Systems: Suitable for high-precision measurement instruments that require stable and low-noise voltage references.
• Power Management Systems: The device can be used in power management circuits where accurate voltage references are needed to ensure efficient power distribution and control.
• Data Acquisition Systems: The REF3430SQDBVRQ1 can serve as a reference voltage source in data acquisition systems, enhancing the accuracy and reliability of signal processing.

Conclusion of REF3430SQDBVRQ1

The REF3430SQDBVRQ1 from Texas Instruments stands out as a high-performance voltage reference tailored for automotive and precision applications. Its combination of high precision, low temperature coefficient, low noise, and low power consumption makes it a superior choice over similar models. The device's automotive grade certification and compliance with industry standards further enhance its reliability and suitability for demanding environments. Whether used in automotive electronics, precision measurement systems, or data acquisition systems, the REF3430SQDBVRQ1 ensures stable and accurate voltage references, contributing to the overall performance and reliability of electronic systems.

REF3430SQDBVRQ1 Documents

Download datasheets and manufacturer documentation for REF3430SQDBVRQ1

Datasheets :

Ref34-Q1      

HTML Datasheet :

Ref34-Q1