LT3045EDD#TRPBF

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LT3045EDD#TRPBF, a linear 3A low-dropout adjustable regulator featuring a low operating current, is one of the top products of the LT3045 series from Linear Technology. It gives designers the ability to supply precise output voltages to a wide range of applications, over a wide input voltage range, from 2 to 70 volts.

Overview

The LT3045EDD#TRPBF is a step-down low-dropout (LDO) linear adjustable regulator that can deliver a maximum regulated current of 3A with a fixed output voltage range between 0.8V and 6V. It uses an external resistor to set the output voltage and can provide a precise output voltage with a tolerance of ±1%.

Its operating input voltage range is 2V to 70V. The wide voltage range means it can be used in a variety of applications, from lighting systems and LED drivers to automotive systems, battery chargers, and more. The LT3045EDD#TRPBF also has an impressive thermal resistance of 2.5°C/W and a wide junction temperature range of -40°C to 125°C, making it suitable for a variety of industrial applications.

The LT3045EDD#TRPBF uses a pass-transistor topology and has an adjustable current limit of up to 3A, making it an excellent choice for high-current applications. The device also works with selectable shutdown mode, and the ability to select between low noise and normal operation to reduce audible noise generated by the device.

Application of LT3045EDD#TRPBF

The LT3045EDD#TRPBF is an excellent regulator for many applications, from portable consumer electronics to industrial-level applications. It is suitable for use in applications such as USB power supplies, DC/DC converters, lighting systems, automotive systems, battery chargers, and more. It can be used in industrial systems in applications such as temperature and pressure sensors, wireless communication systems, automotive systems, and more.

The LT3045EDD#TRPBF is also commonly used in lighting systems, powering LEDs or fluorescent bulbs. It is often used in automotive systems including battery chargers and power steering systems. It is well-suited for use in wireless communication systems such as Bluetooth and Wi-Fi networks, providing precise voltage regulation at low noise levels.

Working Principle of LT3045EDD#TRPBF

The LT3045EDD#TRPBF uses a delta-sigma control loop to regulate the output voltage. It monitors the input voltage and output voltage to maintain a precise output voltage. The LT3045EDD#TRPBF features a low-noise, pass-transistor topology that minimizes the current ripple and output noise.

The device uses external feedback resistors to set the output voltage, and is adjustable over a range of 0.8V to 6V. The device also has selectable low-noise or normal operation. The low noise setting reduces the ripple and noise levels, while the normal operation setting is ideal for higher output current applications.

The LT3045EDD#TRPBF has a maximum input voltage of 70V and a minimum operating current of 6mA, making it ideal for high-current applications. It is designed to have a low quiescent current, and a maximum output current of 3A, making it suitable for high-power applications.

The LT3045EDD#TRPBF also features an impressive thermal resistance of 2.5°C/W and a wide-ranging junction temperature range of -40°C to 125°C, ensuring safe operation. The device is capable of operating over a wide input voltage range, from 2V to 70V, making it suitable for a range of applications.

Conclusion

The LT3045EDD#TRPBF from Linear Technology is an excellent 3A low-dropout adjustable regulator with a wide range of features. Its adjustable output voltage range and low-dropout design make it suitable for a variety of applications, from consumer electronics to industrial systems. Its wide input voltage range and adjustable current limit make it ideal for high-current applications. It also has an impressive thermal resistance and wide junction temperature range, making it suitable for a variety of industrial applications.

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