REF3040TB-GT3

Noise - 0.1Hz to 10Hz:	50µVp-p
Base Part Number:	REF3040
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Current - Supply:	30µA
Voltage - Input:	2.7 V ~ 5.5 V
Noise - 10Hz to 10kHz:	--
Series:	--
Temperature Coefficient:	50ppm/°C
Tolerance:	±0.2%
Current - Output:	10mA
Voltage - Output (Min/Fixed):	4.096V
Output Type:	Fixed
Reference Type:	Series
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction to the REF3040TB-GT3

The REF3040TB-GT3 is a precision voltage reference used for systems that require a stable voltage source. It is made by Texas Instruments and is part of a family of low-power, high accuracy voltage references. As part of the REF3040 family, it features a temperature stability of ±0.1% for a full temperature range.The REF3040TB-GT3 voltage reference eliminates the need for multiple devices to achieve a reliable voltage reference. It features a low-drift, stable voltage and is ideal for use in applications where accuracy and robustness are essential, such as medical and industrial instrumentation, and data acquisition systems.

Applications of the REF3040TB-GT3

The REF3040TB-GT3 is an excellent choice for applications where reliable and accurate voltage referencing is required. It is ideal for use in medical instrumentation, data acquisition systems, and industrial instrumentation to ensure accuracy and robust performance.The REF3040TB-GT3 can be used as an output buffer, making it perfect for monitoring applications with low input impedances. It is also suitable for use in ADC and DAC systems.

Features and Benefits of the REF3040TB-GT3

The REF3040TB-GT3 is a low-power voltage reference that offers a number of features and benefits:• Low initial accuracy errors: The REF3040TB-GT3 is remarkably accurate, with an initial error of less than 0.3mV. It also has a low temperature coefficient of 0.1ppm/°C.• Low power consumption: With an operating current of just 2.5mA, the REF3040TB-GT3 enables l Longer battery life and lower material costs.• Robust operation: The REF3040TB-GT3 is designed to ensure robust operation in harsh environments. It is stable over a wide temperature range and is resistant to shock and vibration.• Easy to use: The REF3040TB-GT3 is designed for easy installation and use. It comes with a standard 8-pin SOIC package and is compatible with most development platforms.

Working Principle of the REF3040TB-GT3

The working principle of the REF3040TB-GT3 is based on a voltage-to-frequency converter. This converter utilizes a high-tolerance resistor network, along with a low-noise operational amplifier, to generate a stable and accurate output voltage.The operational amplifier acts as a buffer to reduce errors due to line voltage variations. The voltage-to-frequency converter then generates a signal with a frequency proportional to the input voltage. This signal is then converted back to a voltage and buffered before being output.The resulting output voltage is stable and accurate. It is able to maintain its accuracy across a wide range of conditions and is not affected by temperature or other environmental factors.

Conclusion

The REF3040TB-GT3 is a precision voltage reference from Texas Instruments. It features low-drift, temperature stable operation and is suitable for use in a wide range of applications. It provides accurate output voltages over a wide range of conditions and is ideal for applications requiring precision voltage referencing. The REF3040TB-GT3 is a reliable and robust voltage reference for medical and industrial instrumentation, and data acquisition systems.

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