LT3748HMS#TRPBF

Output Phases:	1
Operating Temperature:	-40°C ~ 150°C (TJ)
Control Features:	Enable, Soft Start
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	--
Frequency - Switching:	--
Voltage - Supply (Vcc/Vdd):	5 V ~ 100 V
Series:	--
Number of Outputs:	1
Topology:	Flyback
Output Configuration:	Positive, Isolation Capable
Function:	Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tape & Reel (TR)

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<p>The LT3748HMS#TRPBF is a switch mode power supply controller designed to efficiently regulate on-board voltages. The LT3748 is a complete solution designed to power a wide range of application areas such as portable electronics, industrial and automotive systems, point of load converters and LED lighting systems. It can also be used in high frequency isolation solutions where space and power savings are needed. The LT3748HMS#TRPBF offers a variety of features and performance benefits that make it suitable for a wide range of applications. <h3>Application Field</h3>The LT3748HMS#TRPBF has a wide range of applications where regulated voltage is needed. It can be used in portable electronics, industrial, automotive and point of load converters where low voltage and high frequency isolation is required. It can also be used to enable high performance systems with accurate power management. As its architecture provides DC-DC conversion, it can be used for switching applications in vehicle power systems, mobile applications, automotive lighting, telecommunications, military and aerospace systems. <h3>Working Principle</h3>The LT3748HMS#TRPBF controller is designed to regulate voltage using volt-mode control architecture. This allows the user to regulate volts, thus eliminating potential noise issues associated with classic pulse-width modulation, as the voltage is regulated as a function of the load current.With its integrated 3-level architecture, the LT3748HMS#TRPBF offers improved power efficiency over traditional buck and boost converters. The control system uses an inner control loop to autonomously switch the power stage between three voltages in order to achieve a higher efficiency.In addition, the voltage controller features a fast current sensing, allowing for a more accurate current limit operation. The combination of these features allows for a fast, reliable and efficient operation.Finally, the LT3748HMS#TRPBF\'s flexible design enables the user to easily adapt for various applications. With its integrated fault protection and wide input voltage capability, it is able to address a wide range of applications, making it a versatile power solution. <h3>Conclusion</h3>The LT3748HMS#TRPBF is a versatile switch-mode power supply controller designed to efficiently regulate on-board voltages. Its volt-mode control architecture, fast current sensing capability, three-level architecture and wide input voltage capability make it suitable for a wide range of applications, from powering portable electronics to high performance systems. With its integrated fault protection and flexible design, it can address a wide array of applications, making it an ideal power solution.</p>

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