LT3837EFE#TRPBF

Frequency - Switching:	100kHz
Base Part Number:	LT3837
Supplier Device Package:	16-TSSOP-EP
Package / Case:	16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TJ)
Control Features:	Enable, Frequency Control, On Time Control
Serial Interfaces:	--
Clock Sync:	Yes
Synchronous Rectifier:	Yes
Duty Cycle (Max):	88%
Series:	--
Voltage - Supply (Vcc/Vdd):	4.5 V ~ 20 V
Output Phases:	1
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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LT3837EFE#TRPBF Application Field and Working PrincipleThe Linear Technology LT3837EFE is an adjustable, switching DC/DC controller capable of providing continuous output current of up to 3 A and output voltage of up to 38 V. It is suitable for generating specific output voltages and power levels for a wide range of applications including desktop and laptop personal computers, industrial PCs, telecom and datacom, medical devices, and instrumentation. The LT3837EFE#TRPBF offers several features and characteristics that make it an ideal choice for these applications.Features and BenefitsThe LT3837EFE#TRPBF has several features and benefits that make it an ideal choice for generating specific output voltage and power levels. It is light, small-package, and low-cost, making it a good choice for cost-sensitive applications. The LT3837EFE#TRPBF is also highly configurable and can be used to generate Vout up to 38 V. It also supports starting up into pre-biased loads, which is ideal for generating power when a pre-existing system is already in place.The LT3837EFE#TRPBF also has a host of protection and safety features, such as short-protection, open-loop protection, fixed-frequency operation, and output overvoltage protection. The controller also features an adjustable current limit and power good outputs to ensure the system is operating safely and within specification. Additionally, the LT3837EFE#TRPBF includes a host of features for monitoring, controlling, and protecting against potential output faults.ApplicationsThe LT3837EFE#TRPBF is an ideal choice for generating specific output voltages and power levels for a wide range of applications. It has been used for converting AC/DC power for desktop and laptop personal computers, industrial PCs, telecom and datacom equipment, medical devices, instrumentation, and other applications. The LT3837EFE#TRPBF is also suitable for applications such as car battery chargers and other energy storage applications. It can also be used for systems requiring high efficiency switching regulation over wide input ranges, such as solar energy systems, automotive power supplies, and LED drivers. Working PrincipleThe LT3837EFE#TRPBF is a switching DC/DC controller. It operates by producing an output voltage in response to an output current. The output voltage is regulated by the internal current limit circuit, which monitors the output current and adjusts the voltage to ensure that it does not exceed the set limit. The LT3837EFE#TRPBF also features an adjustable current limit, power good output, and open-loop protection. The adjustable current limit feature allows the user to set the specific maximum current that the device can draw. The power good output signals the controller’s completion of the power on-time. Lastly, the open-loop protection feature prevents the device from drawing too much current, which could damage the circuit. The LT3837EFE#TRPBF also features a fixed-frequency operation, which helps ensure a constant output voltage for reliable power supply. Lastly, the output overvoltage protection feature helps prevent potential damage caused by excessive output voltage. ConclusionThe Linear Technology LT3837EFE#TRPBF is an adjustable, switching DC/DC controller capable of providing continuous output current of up to 3 A and output voltage of up to 38 V. It is suitable for generating specific output voltages and power levels for a wide range of applications including desktop and laptop personal computers, industrial PCs, telecom and datacom, medical devices, and instrumentation. The LT3837EFE#TRPBF offers a host of features and benefits that make it an ideal choice for cost-sensitive applications, and its various protection and safety features ensure reliable, stable operation.

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