LT1725CS#PBF

Frequency - Switching:	90kHz ~ 115kHz
Base Part Number:	LT1725
Supplier Device Package:	16-SOIC
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 100°C (TJ)
Control Features:	Enable, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	90%
Series:	--
Voltage - Supply (Vcc/Vdd):	9.7 V ~ 22 V
Output Phases:	1
Number of Outputs:	1
Topology:	Flyback
Output Configuration:	Positive or Negative, Isolation Capable
Function:	Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tube

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LF1725CS#PBF Application field and Working Principle

The LF1725CS#PBF is a high-performance, easy-to-use, integrated step-down DC-DC switching converter. With its high current capability and low quiescent current, the LF1725CS#PBF is suitable for a wide range of applications such as lighting and wireless power. The working principle of the LF1725CS#PBF is based on the principle of pulse-width modulation step-down DC-DC converters. It employs an input capacitor to store excess energy from the input source and release it at a later time. The output voltage is regulated through the internal current mode control loop. This loop adjusts the pulse-width modulated signal sent to the output switch (viable tube) until the desired output voltage is reached. The LF1725CS#PBF has a variety of features that make it well suited for many applications. It offers a wide input voltage range of 3.5V to 28V and a programmable output voltage range of 0.85V to 18V. Additionally, it features short circuit protection, overcurrent protection, over temperature protection and adjustable soft start in order to minimize stress on the system. It also has a high light load efficiency and a low quiescent current for improved battery life. Due to its wide input and output voltage range, the LF1725CS#PBF is applicable in a variety of devices such as smartphones, tablets, set-top boxes and laptops. Furthermore, it is well suited for applications that require a high current and low quiescent current such as LED lights and wireless power. The LF1725CS#PBF has protection features that help ensure safe operation even in the most extreme conditions. Its overcurrent, overvoltage, and thermal shutdown protection ensure that no physical damage is done to devices during power failure. To summarize, the LF1725CS#PBF is an efficient and reliable, integrated step-down DC-DC switching converter with features such as short circuit protection, overcurrent protection, over temperature protection and adjustable soft start. It is useful for a wide range of applications such as mobile devices, wireless power, and lighting. It is a perfect choice for those looking for a cost effective and reliable power solution.

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