LT1373HVIN8#PBF

Voltage - Output (Min/Fixed):	1.245V
Base Part Number:	LT1373
Supplier Device Package:	8-PDIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	No
Frequency - Switching:	250kHz
Current - Output:	1.5A (Switch)
Voltage - Output (Max):	42V (Switch)
Series:	--
Voltage - Input (Max):	30V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck, Boost, Cuk, Flyback, Forward Converter, SEPIC
Output Configuration:	Positive or Negative
Function:	Step-Up, Step-Down, Step-Up/Step-Down
Part Status:	Active
Packaging:	Tube

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The LT1373HVIN8#PBF belongs to PMIC – Voltage Regulators – DC DC Switching Regulators. It is an integrated circuit that is made up of a variety of components and circuits, allowing the power delivery to be precisely regulated. The LT1373HVIN8#PBF is designed to be a low noise and low power alternative to bipolar and MOSFET technologies in switching regulator applications.In general, a DC-DC switch regulator is used to step down an input voltage to a lower, regulated output voltage. It does this by switching a transistor rapidly on and off, transferring any input voltage to the regulator’s output voltage. The LT1373HVIN8#PBF is designed to perform this task with improved accuracy, efficiency and stability.The LT1373HVIN8#PBF’s main features include programmable output voltage ranging from 0.575V to 5V, high switching frequency, low ripple and low noise output, slew-rate control and wide input/output gain, low dropout operation and low bill of materials cost. The IC’s ability to reduce input noise is also a key feature, since this helps to improve the overall power delivery accuracy and efficiency.The LT1373HVIN8#PBF is well-suited for a wide range of applications, such as small and always-on industrial electronics, 3G/4G wireless communications, water purification systems and solar inverters. These applications typically require low power levels, but need a stable and reliable power supply for their electronic components. The LT1373HVIN8#PBF’s features and capabilities allow it to provide the necessary power with improved accuracy and efficiency.When it comes to the working principle of the LT1373HVIN8#PBF, it operates by using a type of switch regulator called a Hysteretic Controller. This type of regulator works using an input voltage to control the on/off switching of a transistor used in the output section of the circuit. The transistor is switched on and off in such a way that it reduces the input voltage to the desired output voltage.The Hysteretic Controller works by comparing the current output voltage with a reference voltage, known as the threshold voltage. When the output voltage is lower than the threshold voltage, the transistor is switched on and the output voltage increases. When the output voltage is higher than the threshold voltage, the transistor is switched off and the output voltage decreases. This cycle is repeated when more current is drawn from the output.The advantages of the LT1373HVIN8#PBF include its flexible output voltage, its ability to provide clean, low noise and low ripple output, and improved accuracy and efficiency. Its wide range of features also make it suitable for a wide range of applications that require low power levels.

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