LT3009EDC-1.5#TRPBF

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Linear voltage regulators provide a stable output voltage by reducing a higher input voltage to a lower voltage. The LT3009EDC-1.5#TRPBF is a quiescent current ultra low-noise (200nV/√ Hz) linear regulator. It is housed in a compact 2mm x 2mm package and can provide up to 10mA of minimum output current. It is a versatile regulator that is suitable for a wide range of applications from medical to communication and portable systems.

Applications

The LT3009EDC-1.5#TRPBF is ideal for many applications because of its wide operating temperature range and low quiescent current. Its applications include:

• Medical devices
• Audio systems
• Smart meters
• Portable instrumentation
• Communication equipment
• Wireless systems

Features

• Ultra low-noise performance of 200nV/√Hz
• Low quiescent current of 10µA
• Wide operating temperature range from −40°C to 125°C
• High PSRR, load regulation and line regulation
• 2-mm x 2-mm DFN-8 Package

Block Diagram

The block diagram of the LT3009EDC-1.5#TRPBF is shown below.

Working Principle

The LT3009EDC-1.5#TRPBF is a linear voltage regulator that uses voltage feedback to regulate the output voltage. It compares the output voltage to a reference voltage and adjusts the current supplied to the output to achieve the desired output voltage. The LT3009EDC-1.5#TRPBF has a wide input voltage range from 2.25V to 16V. The output voltage range is from 0.8V to 15V.

The LT3009EDC-1.5#TRPBF\'s low quiescent current allows the regulator to maintain a high efficiency across the load range. The quiescent current is adjustable through the CTRL pin for different load conditions. Furthermore, the output voltage can be programmed through the FB pin to give more flexibility. The CTRL pin also allows the user to enable/disable the regulator and to force the regulator into an ultra-low quiescent current (3µA) shutdown.

Conclusion

The LT3009EDC-1.5#TRPBF is a high-performance linear voltage regulator that combines low quiescent current, wide input voltage range, low-noise performance, and low dropout voltage into a small 2mm x 2mm package. The LT3009EDC-1.5#TRPBF is suitable for various applications such as medical and communication equipment. Its wide operating temperature range and low quiescent current make it a versatile, reliable, and efficient regulator.

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