LT3471EDD#PBF

Voltage - Output (Min/Fixed):	±1V
Base Part Number:	LT3471
Supplier Device Package:	10-DFN (3x3)
Package / Case:	10-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	0°C ~ 70°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	1.2MHz
Current - Output:	1.3A
Voltage - Output (Max):	±40V
Series:	--
Voltage - Input (Max):	16V
Voltage - Input (Min):	2.4V
Number of Outputs:	2
Output Type:	Adjustable
Topology:	Boost, Cuk, Flyback, SEPIC
Output Configuration:	Positive and Negative (Dual Rail)
Function:	Step-Up, Step-Up/Step-Down
Part Status:	Active
Packaging:	Tube

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Introduction to LT3471EDD#PBF

LT3471EDD#PBF is a highly efficient DC-DC switching regulator from Linear Technology. It features a wide range of operating conditions, a wide input and output voltage ranges, and low power losses. This makes it suitable for a variety of applications. It can also be used as an energy harvesting device, as it is highly efficient and is also a low noise and low power regulator.

LT3471EDD#PBF Application Fields

Due to its wide range of operating conditions, the LT3471EDD#PBF can be used in a variety of application fields. It is ideal for automotive applications, such as 48 V systems, as well as many industrial applications, including the control of the output voltage in medium-power wireless infrastructure systems. It can also be used in medical and instrumentation equipment. The LT3471EDD#PBF can also be used in energy harvesting systems to store energy from solar cells and other renewable energy sources.

LT3471EDD#PBF Working Principle

The LT3471EDD#PBF works by using a step-down voltage converter circuit that converts an input voltage of up to 40V to an output voltage range of 0.8V to 24V. The voltage conversion is accomplished by a buck-boost converter that contains a buck stage, a boost stage, a diode rectifier, an inductor, a capacitor, a gate driver, and an Internal MOSFET. The voltage conversion is regulated using either a voltage mode or current mode regulator.When in use, the LT3471EDD#PBF takes the input voltage and passes it through the converter circuit to step-down the voltage to the desired output voltage. The buck-boost converter then regulates the voltage using either a voltage mode or current mode algorithm. The voltage mode algorithm uses a capacitor to sense the output voltage and adjusts the PWM duty cycle accordingly. The current mode algorithm relies on a sense resistor to measure current, and the PWM duty cycle is adjusted accordingly.

Conclusion

The LT3471EDD#PBF is a highly efficient DC-DC switching regulator from Linear Technology. It can be used in a variety of applications, including automotive, industrial, medical and instrumentation, and energy harvesting systems. The working principle involves a buck-boost converter that regulates the output voltage using either a voltage mode or current mode algorithm. With its wide range of operating conditions, low power losses, and high efficiency, the LT3471EDD#PBF is an ideal choice for many applications.

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