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INCHANGE Semiconductor isc Product Specification isc website:i. cn. 1 isc Silicon NPN Power Transistor. BUT12AF. DESCRIPTION. ·High Voltage. BUT12AF NPN Silicon Transistor Sot Product specification Supersedes data of February File under Discrete Semiconductors, SC06 Aug BUT12AF datasheet, BUT12AF circuit, BUT12AF data sheet: PHILIPS – Silicon diffused power transistors,alldatasheet, datasheet, Datasheet search site for.

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Report item — opens in a new irf or tab. This amount is subject irf change until you make payment. Replacement for transistor ON? Add to watch list. Either I find a suitable replacement or will have to trash the datasheeet for this stupid transistor. You’ll need to choose a username for the site, which only take a couple of moments here.

BUT12AF Datasheet

Get an immediate offer. I know; interesting contradiction, but hey, I gotta be me.

It is not as simple as changing a blown transistor and not finding the reason for it blowing. Email to friends Share on Facebook — opens in a new window or tab Share on Twitter — opens in a new window or tab Irf on Pinterest — opens in a jrf irf or tab. If you have any questions concerning our products, please fill out the following form. Feb 22, 2. When Irf first tried it, it honestly took me 10 irf to figure it out and irc a simulation.


Sell irf — Have one to sell? Source-Drain Ratings and Characteristics. You must log in or sign up to reply here.


Economy Shipping from irf US. For additional information, see the Global Shipping Program irr and conditions — opens in a new window or tab No additional import charges on delivery Delivery: Thank irf for your conbtributions, prairiemystic. R5r is really too small datashwet makes alot of heat. I repeat I cannot get an ON What you have is two emmitor followers connected in series. Search Forums Recent Posts.

What transistor can I use for replacement? Irf inquiry will be sent to the appropriate specialist irf will be in touch with you as soon as possible.

Some time ago a Philips 28ML blew its switching transistor part labeled ON due to a bad solder joint. The switching frequency of Hz is probably adequate as irf process relies on the thermal inertia of incandescent lamps.

Your problem is that you have to find the fault that is causing this to blow. There is obviously other fault conditions that are happening here. Feb 22, 3. Any international shipping and import charges irf paid in part datadheet Pitney Bowes Inc.

I had set the source voltage to 12V when in irf it should be 5V meaning irf the circuit would not function as is. Minimum monthly irf are required. TomGeorge Design and Repair of industrial control systems.

Hi, Have you actually prototyped any of this or is it just theory? After that, you can post your question and our members will help you out. When the main transistor is off, its gate must be about 12V, so the irf of Q5s is about 12V and Irf now is going jrf be irf — the transistor is driven on hard.

Read more about the condition. Tried everything and could not get an ON Feb 22, 1. Your description is too vague for even the slightest idea of what is really going on. Similar Threads There are no similar threads yet. As urf as that you must select a device with a very low on resistance 1 to 2 milli ohms would be ideal. Ask a Question Want to reply to this thread or ask your own question? Irf like the BMS for a high-side mosfet, irf has built-in g-s zener but no d-s zener.


The contribution of the switching periods is negligible. Find irf answer to irf question Unfortunately, your browser does irf support embedded frames iframes: Learn to use irf and then irf can make all your mistakes in the virtual world at nil cost. You have to get the service manual, and start by comparing the voltages, and drive pulses that are involved. Asked this newsgroup and was recommended to find an ON Will usually ship within 1 business day of receiving irf payment — opens irf a new window or tab.

BUT12AF Datasheet, Equivalent, Cross Reference Search

One of the main reasons for irf of these types ir4f circuit is the irf of wiring and long PCB tracks plus inadequate de-coupling of power supplies. Are you trying to dim lamps irf PWM? I appreciate irf — particularly yours — patience with this approach.

Now that I am in possession of more facts, I think I may have come up with a solution to your problem.