LT3065IDD#PBF

Current - Output:	500mA
Base Part Number:	LT3065
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Current Limit, Enable, Power Good, Soft Start
PSRR:	85dB (120Hz)
Current - Supply (Max):	25mA
Current - Quiescent (Iq):	110µA
Series:	--
Voltage Dropout (Max):	0.51V @ 500mA
Voltage - Output (Max):	40V
Voltage - Output (Min/Fixed):	0.6V
Voltage - Input (Max):	45V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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templatemo_summaryLT3065IDD#PBF Application Field and Working PrincipleIntroductionLinear Voltage Regulators are devices that are used to regulate the output voltage of an electronic circuit. They use a circuit element to adjust the output voltage obtained from the load. These devices are highly reliable, small, and low cost. A good example of the voltage regulator is the LT3065IDD#PBF. This article will focus on its application field and working principle.Application FieldsThe LT3065IDD#PBF is highly suitable for a wide range of applications. It’s used in both industrial and consumer electronics markets. The linear voltage regulator is also applied as a system power supply as well as in battery operating applications. The LT3065IDD#PBF is also suitable for communications and high power systems. Its efficient and reliable performance makes it the perfect choice for supplying various kinds of digital, analog and mixed-signal circuits. It has a wide input voltage range of 2.5V to 40V, making it ideal for automotive, industrial, and consumer applications. Moreover, the LT3065IDD#PBF is perfect for the development of systems with low-power consumption due to its low-dropout operation. Its low-noise operation and low power losses ensure it\'s the favorite choice for high-frequency switching and Class-D audio. Due to its excellent EMI performance, the LT3065IDD#PBF is also beneficial for applications in noisy environments. Furthermore, it is embedded with various protection features, as well as an integrated soft start to limit the inrush current.Working PrincipleThe working principle of the LT3065IDD#PBF is fairly simple. The device regulates the output voltage of an electronic circuit by utilizing a circuit element to adjust the output voltage from the load. The LT3065IDD#PBF consists of two transistors, a sense resistor and an error amplifier. The LT3065IDD#PBF operates in two modes: linear and lag mode. In linear mode, the device computes the voltage drop between the input voltage and output voltage and adjusts the current accordingly to control the output voltage. In lag mode, the current is increased with increasing input voltage and the module jumps back and forth between the two operating modes to maintain the desired output voltage. The output voltage is further regulated by an error amplifier, that compares the sensed output voltage with the reference voltage. If the sensed voltage is lower than the reference voltage, the amplifier increases the current to the output stage, thus increasing the output voltage. Similarly, the output voltage is decreased if the sensed voltage is higher than the reference voltage. This ensures that the output voltage is maintained at the desired value.ConclusionThe LT3065IDD#PBF is a linear voltage regulator that is highly suitable for a wide range of applications, such as communications, automotive, and high power systems. It’s a reliable device, with a wide input voltage range and highly efficient operation. The device works by utilizing a circuit element to adjust the output voltage from the load and further regulating it by an error amplifier that adjusts the current to maintain the desired output value.

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