LTC3863HDE#TRPBF

Frequency - Switching:	50kHz ~ 850kHz
Base Part Number:	LTC3863
Supplier Device Package:	12-DFN (4x3)
Package / Case:	12-WFDFN Exposed Pad
Operating Temperature:	-40°C ~ 150°C (TJ)
Control Features:	Current Limit, Enable, Frequency Control, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	--
Series:	--
Voltage - Supply (Vcc/Vdd):	3.5 V ~ 60 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive or Negative
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tape & Reel (TR)

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LTC3863HDE#TRPBF is a High Efficiency Synchronous Stepdown DC�DC Converter Controller specifically designed to deliver efficient power conversion with minimal external components. Operating with a pulse width modulation (PWM) control scheme, it uses a synchronous MOSFET structure for delivery of up to 95 percent efficiency. This unique attribute gives it a wide range of application fields and working principles, making it an ideal choice for various industries.A. Application Field of LTC3863HDE#TRPBFThe LTC3863HDE#TRPBF is designed for high current output in the most efficient manner. This can be utilized in applications where power delivery needs to be balanced efficiently with cost, with ultra-low quiescent currents. It is suitable for USB and PCIe Power Supplies, Automotive High Voltage Isolators, Data Center Design, SAS/SATA power Converters and High Efficiency Point of Load (POL) Buck Regulators among others. B. Working Principle of LTC3863HDE#TRPBFThe LTC3863HDE#TRPBF utilizes a Pulse Width Modulation (PWM) control scheme to control the flow of power from the input source to the output. Its synchronous MOSFET structure is used to ensure high efficiency, up to 95 percent. The working principle includes an adaptive on-time control, variable frequency and high frequency burst mode operation that eliminate the need for external compensation in Inverting, buck or boost type converters. The LTC3863HDE#TRPBF also features power saving features such as high light-load efficiency over a wide range of input and output voltages, low operating current and a 3 ms soft-start for each channel. The LTC3863HDE#TRPBF features a programmable loop compensation that simplifies the design process and helps in maintaining a stable operation over a wide range of output voltages and dynamic loading conditions. The device additionally has configurable soft-start, programmable output voltage levels and can be configured as either a buck or a boost converter. A unique feature of this chip is its standby regulation mode, which adds a load current regulation even with the device in a low power state. Overall, the LTC3863HDE#TRPBF is an efficient, reliable and cost-effective solution for switching applications. Its wide range of application fields and working principle makes it an ideal choice for various industries. This chip provides high efficiency, low operating current and requires minimal external components, making it ideal for automotive, computing and communications applications. The LTC3863HDE#TRPBF is an ideal choice for designing a power system that is both reliable and efficient. It can be used in a wide variety of applications and will provide the user with a cost-effective solution for their application requirements.

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