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Garrett Roecker
over 1 year ago
Power management
Power management forum
RE: LM5175: Which FETs to use?
Hi Brain, Thanks for reaching out with your questions. Is the design being used for an automotive application? If so you will need to select an automotive qualified MOSFET. To help with thremal management I suggest using a MOSFET that is 5mmX6mm...
Alon Blumenfeld
over 3 years ago
Power management
Power management forum
WEBENCH® Tools/LM27403: WEBENCH design suggestion for 3.3v to 0.9v converter with 8.4A load
Part Number: LM27403 Tool/software: WEBENCH® Design Tools Hi all, Somehow the webench suggested a converter design based on the LM27403 with two power FETs - CSD17312Q5 (lower FET) and
CSD17311Q5
(Higher FET). While looking at the webetch simulation...
Sadashiv Mirgule
over 10 years ago
Power management
Power management forum
Need Switching Frequency Details for CSD17311Q5
Resolved
The Switching Frequency .. for Mosfet
CSD17311Q5
I want to know about the SWITCHING FREQUENCY (Fsw) FOR MOSFET
Randall Lay
over 8 years ago
Power management
Power management forum
SM72442 and SM72295
Hi, I am using SM72442, SM72295, and the MSP430 to design a charge controller. I want this controller to be able to handle 500W of power. It will have a 24V battery and need to handle 30A of current. The solar panel can range from 20V to 30V. Some parts...
John Bottrill
over 8 years ago
Power management
Power management forum
RE: UCC3806 reference design and simulation model
Hello, The UCC3806 is a dual output controller though it can be used in a flyback where only one of the outputs are used to drive the switch it might be better to choose a single output controller. Look at page 46 of the attached under General Purpose...
Power management guide 2011.pdf
John Bottrill
over 8 years ago
Power management
Power management forum
RE: Low operating voltage version of a TL494?
Mark, see teh attached Power Management Guide Page 43 John
Power management guide 2011.pdf
John Bottrill
over 8 years ago
Power management
Power management forum
Re: Kindly, suggest me the controller for isolated DC/DC
Peter, i am enclosing the Power Management Guide for 2011. The section you will be interested in starts on page 43 and actual devices listed on page 46, With the minimum information you have given me I would expect that you will want something like...
Power management guide 2011.pdf
John Bottrill
over 8 years ago
Power management
Power management forum
RE: How to adjust output PWM of UC3825
Siyu, I think the toggle flip-flop in the block diagram on page one of the spec should have let you know that the max you will get with this device is 50% duty. Go to page 43 and 44 of the attached and select a more suitable part.
Power management guide 2011.pdf
John Bottrill
over 7 years ago
Power management
Power management forum
RE: PWM chip selection
Hi, I've attached the 2013 User's Guide for power products. Starting on page 53 you will find a selection of PWM controllers. many of these teh frequency can be varied according to external criteria. As an example if you use a UC3842 it is...
2013 Power Management Guide.pdf
John Bottrill
over 7 years ago
Power management
Power management forum
RE: 110/220 VAC to 12 KVDC Push Pull supply?
Gary, Most any of our power controllers with dual output capability will provide the control. See attached document starting at page 50 with the dual output controllers on page 53 and 54 and choose what features you want. Regards, John
2013 Power Management Guide.pdf
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