LTC3807EFE#TRPBF

Frequency - Switching:	50kHz ~ 900kHz
Base Part Number:	LTC3807
Supplier Device Package:	20-TSSOP-EP
Package / Case:	20-TSSOP (0.173", 4.40mm Width) Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TJ)
Control Features:	Current Limit, Enable, Frequency Control, Soft Start, Tracking
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	Yes
Duty Cycle (Max):	99%
Series:	--
Voltage - Supply (Vcc/Vdd):	4 V ~ 38 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tape & Reel (TR)

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LTC3807EFE#TRPBF Application Field and Working Principle

The LTC3807EFE#TRPBF is a high efficiency and high performance synchronous DC-DC step-down current mode controller from the family of advanced PolyPhase voltage regulators. It is the industry\'s most integrated, cost-effective solution for point-of-load applications, such as those found in telecommunications, industrial and automotive. The advanced features of the LTC3807EFE#TRPBF make it an ideal choice for many applications. It provides high-efficiency, fault protection, and is designed for applications that require high power dissipation, tight regulation, and high current output capability. The controller is also capable of fast transient response, independent switching frequency and soft-start time. The current mode operation of the LTC3807EFE#TRPBF provides a wide range of load current sensing ranges and feedback loop compensation options. It has an adjustable current limit and can be configured to operate in either single or parallel switch mode. The controller’s flexibility and features makes it an ideal choice for a wide array of demanding applications.The LTC3807EFE#TRPBF is capable of providing a wide range of output power levels and allows the user to adjust the system\'s loop stability and response time. The controller also includes internal voltage level detectors, programmable soft-start, and a low power shutdown mode. In addition, the controller includes a low-voltage detect input pin that can be used to generate an alert when the output voltage drops below a preset level.The LTC3807EFE#TRPBF also provides protection for undervoltage, overvoltage, overcurrent, and over-temperature conditions. The controller is also capable of mode temperature sensing from its internal temperature sensor. The temperature sensor is used to adjust the current limit to prevent thermal runaway.The LTC3807EFE#TRPBF can be configured for a wide variety of output applications. It can be used to drive switches in either single stage or multiple stage DC-DC converter architectures. The controller can be used to provide both voltage and current regulation, as well as to drive capacitive loads in high-speed switching applications. The wide load range makes it suitable for applications such as telecommunications, computer peripherals, 5V/12V power supplies, and industrial systems.The LTC3807EFE#TRPBF works by sensing the input voltage and regulating the output power when the input voltage fluctuates. The controller is capable of regulating high output power levels with its advanced current mode control. It has an adjustable loop compensation and is capable of fast transient response. The system is able to switch between single and multiple phase operation for increased efficiency. The LTC3807EFE#TRPBF also has adjustable voltage limit protection, programmable soft-start, and low power shutdown. The advanced current mode control of the controller makes it ideal for a wide range of output applications. It is capable of providing high-efficiency and tight regulation. The controller provides superior fault protection and can be used to drive switches in both single and multiple phase modes. The controller also includes low power shutdown mode, programmable soft-start, and over-temperature protection. The adjustable loop compensation and fast transient response make the controller suitable for applications such as telecommunications, industrial systems, and computer peripherals.

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