LT1461AIS8-3.3#TRPBF - Precision Series Voltage Reference

The LT1461AIS8-3.3#TRPBF is a high-precision, low-power voltage reference from Analog Devices Inc. This device is part of the LT1461 series, known for its stability and accuracy in critical applications. It comes in an 8-lead SOIC package, suitable for surface-mount technology, and features a fixed 3.3V output voltage.

With an initial accuracy of 0.05% and a temperature coefficient as low as 10ppm/°C, the LT1461AIS8-3.3#TRPBF offers a stable voltage reference over a wide temperature range. This makes it an excellent choice for high-resolution analog-to-digital and digital-to-analog conversions, precision instrumentation, and automotive electronics where consistent performance is paramount.

The device is characterized by its low dropout performance, requiring a minimal difference between the input voltage and the output voltage to maintain regulation. This feature, along with low quiescent current, makes the LT1461AIS8-3.3#TRPBF highly efficient for battery-powered applications. The quiescent current is typically 125μA, which helps in extending battery life in portable devices.

The LT1461AIS8-3.3#TRPBF is also notable for its low output noise, with a typical value of 15μVP-P for the 0.1Hz to 10Hz range, contributing to high signal integrity in noise-sensitive applications. Additionally, the device is capable of sourcing and sinking up to 5mA of output current, providing versatile load-driving capabilities.

This voltage reference comes with a long-term stability of 50ppm/1000 hours at 125°C, ensuring its reliability over time. It is also provided in a tape and reel package, denoted by the suffix #TRPBF, which is ideal for automated assembly processes.

In summary, the LT1461AIS8-3.3#TRPBF from Analog Devices Inc. is a robust, high-precision voltage reference that provides consistent performance for demanding applications. Its combination of accuracy, stability, low power consumption, and noise reduction capabilities make it a top choice for designers looking to enhance the performance of their electronic systems.