Texas Instruments

REF3133AIDBZT  

Voltage References

REF3133AIDBZT Description

The REF3133AIDBZT is a high-performance voltage reference IC from Texas Instruments, designed to provide a stable and accurate reference voltage for various electronic systems. This device is part of the REF3133 series, offering a fixed output voltage of 3.3V with a tight tolerance of ±0.2%. The REF3133AIDBZT is designed for surface mount applications and is available in a compact SOT23-3 package, making it ideal for space-constrained designs.

REF3133AIDBZT Features

• Fixed Output Voltage: The REF3133AIDBZT provides a fixed output voltage of 3.3V, ensuring consistent performance across different operating conditions.
• Tight Tolerance: With a tolerance of ±0.2%, this voltage reference offers high accuracy and stability, making it suitable for precision applications.
• Low Output Noise: The device features low output noise of 63µVrms over the frequency range of 10Hz to 10kHz, ensuring clean and stable output voltage.
• Low Supply Current: The REF3133AIDBZT consumes only 135µA of supply current, making it energy-efficient and suitable for battery-powered applications.
• Temperature Coefficient: The device has a low temperature coefficient of 20ppm/°C, ensuring stable output voltage over a wide temperature range.
• RoHS Compliance: The REF3133AIDBZT is compliant with the RoHS3 directive, making it suitable for environmentally conscious designs.
• REACH Unaffected: This device is not affected by the REACH regulation, ensuring continued availability and use in various applications.

REF3133AIDBZT Applications

The REF3133AIDBZT is ideal for a wide range of applications where accurate and stable reference voltages are required. Some specific use cases include:

1. Data Acquisition Systems: The REF3133AIDBZT can be used to provide a stable reference voltage for ADCs and DACs in data acquisition systems, ensuring accurate conversion and processing of analog signals.
2. Sensor Interfaces: This voltage reference is suitable for providing a stable reference voltage for sensor interfaces, such as temperature, humidity, and pressure sensors, ensuring accurate sensor readings.
3. Power Management Systems: The REF3133AIDBZT can be used in power management systems to provide a stable reference voltage for voltage regulators and other power-related circuits.
4. Communication Systems: This device can be used in communication systems, such as wireless and wired networks, to provide a stable reference voltage for signal processing and amplification circuits.

Conclusion of REF3133AIDBZT

The REF3133AIDBZT is a versatile and high-performance voltage reference IC from Texas Instruments, offering a fixed output voltage of 3.3V with tight tolerance and low output noise. Its low supply current, temperature coefficient, and RoHS compliance make it an ideal choice for a wide range of precision applications, including data acquisition systems, sensor interfaces, power management systems, and communication systems. With its unique features and advantages, the REF3133AIDBZT stands out as a reliable and efficient solution for accurate voltage referencing in various electronic designs.

REF3133AIDBZT Documents

Download datasheets and manufacturer documentation for REF3133AIDBZT

PCN Assembly/Origin :

REF3yyy 13/Nov/2019      

Datasheets :

REF3112/20/25/30/33/40      

HTML Datasheet :

REF3112/20/25/30/33/40      

PCN Design/Specification :

Wire Chg 19/Mar/2016