REF3325AIDBZTG4

Temperature Coefficient:	30ppm/°C
Base Part Number:	REF3325
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Current - Supply:	8.5µA
Voltage - Input:	2.7 V ~ 5.5 V
Noise - 10Hz to 10kHz:	--
Noise - 0.1Hz to 10Hz:	70µVp-p
Series:	--
Tolerance:	±0.15%
Current - Output:	5mA
Voltage - Output (Min/Fixed):	2.5V
Output Type:	Fixed
Reference Type:	Series
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction to REF3325AIDBZTG4

REF3325AIDBZTG4 is a high-performance voltage reference from Texas Instruments, specifically designed for precision applications in industrial, aerospace, and medical environments. This device builds upon TI\'s legacy of superior voltage reference products, offering temperature stability and accuracy which makes it an ideal choice for precision applications, such as voltage reference, power supply, and sensor signal conditioning. This article discusses the application field and working principle of the REF3325AIDBZTG4 PMIC Voltage Reference.

Application Field of REF3325AIDBZTG4

The REF3325AIDBZTG4 is a 2.5V reference voltage source which offers excellent temperature stability and accuracy. It can provide a precise, stable, temperature-compensated voltage reference for a wide range of industrial, aerospace, and medical applications. It can also be used for accurate circuit calibration, signal conditioning and signal generation. Additionally, it is ideal for use as a voltage reference for precision current sensing, and for precise reference voltage outputs of temperature sensors, such as thermocouples or RTDs.

Due to its high-performance and excellent temperature stability and accuracy, the REF3325AIDBZTG4 is an ideal choice for precision instrumentation and calibration, typically in demanding situations. This device is also suitable for a variety of measurement, control, and test equipment, including digital voltmeters, digital frequency counters, and closed-loop control circuits. Additionally, it is compatible with analog and DSP measurement applications and is optimized for multi-chip applications, enabling improved accuracy and performance in industrial settings.

Working Principle of REF3325AIDBZTG4

The REF3325AIDBZTG4 reference voltage source consists of a high-stability voltage reference, temperature sensors, and a series of temperature compensation elements. It is an enhanced version of a conventional voltage reference, which has been further improved to provide excellent temperature stability and accuracy. The primary components of this device include a temperature circuit, a voltage reference, a separate temperature sensor, a series of temperature compensation elements, and a precision oscillator, which stabilizes the output voltage. This unique design provides excellent accuracy over a wide temperature range, with excellent temperature coefficients and a guaranteed stability of at least 0.005%/°C.

The voltage reference of the device outputs a precise 2.5V reference voltage which is extremely stable and temperature compensated. This device is designed with a dual current-compensated voltage reference architecture, which ensures excellent temperature characteristics over a wide temperature range. The built-in temperature compensation ensures that the output voltage remains constant over a wide temperature range and is accurate to within 0.15% over the entire industrial temperature range (-40°C to +125°C). Additionally, the REF3325AIDBZTG4 is designed with a low noise architecture, ensuring improved accuracy even in noisy environments.

Conclusion

In conclusion, the REF3325AIDBZTG4 is a high-performance voltage reference IC, specifically designed for precision applications in industrial, aerospace, and medical environments. It offers excellent temperature stability, accuracy and low noise operation, making it well-suited to a variety of demanding measurement, control and test applications. This device is capable of accurately providing a precise 2.5V reference voltage to a wide range of circuits, enabling improved accuracy and performance in industrial settings. By understanding the application field and working principle of the REF3325AIDBZTG4 PMIC Voltage Reference, engineers can easily make use of this device for their most demanding precision applications.

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