Card Reader


February 8, 2020

Measure replacement data Crystal Filter Design 2: Such license agreement may be a “break-the-seal” or “click-to-accept” license agreement. The voltage spike shown above is what happens when you select an 50u inductor which is too small with a 0. This one is intended to supply anything digital, using a voltage like 3. Because of the 6k8: You are commenting using your Twitter account.

Uploader: Gogul
Date Added: 11 October 2005
File Size: 45.74 Mb
Operating Systems: Windows NT/2000/XP/2003/2003/7/8/10 MacOS 10/X
Downloads: 8254
Price: Free* [*Free Regsitration Required]

DO i need change the inductor in every times???

5V to 48V Switch-Mode Power Supply using MC | Big Dan the Blogging Man

Wide input voltage range usable for many applications. IEE Floating Point bukc 7. Value in the uH range, you may need to try a couple of different types.

Notify me of new posts via email. Any such audit shall not interfere with the ordinary business operations of Licensee and shall be conducted at the expense of ON Semiconductor.

12v to 5v DC high efficiency SMPS buck converter using 34063 IC.

Just change the 6k8 resistor, to change the output voltage to something other than 5. The next size inductor up I have is uH. To use the calculator, you are going to need to know Vin — this is the minimum input voltage. Except as expressly permitted in this Agreement, Licensee shall not itself and shall restrict Customers from: References First, here are some references: Contact Local Sales Office Inventory.


March 17, at 9: Yes, much more efficient, therefor much kc34063 heat. If you want to invest some effort it can be improved further; 1. If you have a large transformer, a is highly impractical.

12v to 5v DC high efficiency SMPS buck converter using IC. | All About Circuits

The IC does all the clever stuff, mainly it regulates voltage at 1. Your name or email address: Output ripple was approx mV which is fine. My PCB has very thin long tracks.

I arbitrarily decide to use a K ohm resistor for R2 so I just need to do some algebra to determine what R1 must be:. This is where the calculator comes in. Mar 24, 21, 2, Have you considered masking the ring signal? January 16, at 5: Energy mc3463 efficiency is very high due mainly to the choice of external components used with the cheap SMPS IC.

This uses a step-up transformer to get the voltages you desire. No 5v supply or boost necessary, and it should have no impact on other phones not clients to the bridge setup.


A 12v line filter might also be advised, they can be bought from auto stores.

Nov 4, I used a TO 60v dual 10A schottky diode pack total 20A. Measure replacement data Crystal Filter Design 2: I want 25mA note that lee input current will be much higher than the output current when stepping up this far — in my final tests, it takes mA 5V to generate 25mA 48V.

Buk based Gameboy Cart Reader — Part 1: Sorry for the hand-drawn schematic! Testing the base circuit configuration Dec 7th, by Alex. BOM, Gerber, user manual, schematic, test procedures, etc.