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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You must log in or sign up to reply here. Feb 22, 2. Similar Threads There are no similar threads yet. Sign up for newsletter. 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.
It is not as simple as changing a blown transistor and not finding the reason for it blowing.
Ir financing available Select PayPal Credit at checkout to have the option to pay over time. I know; interesting contradiction, but hey, I gotta be me. 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. This amount is subject irf change until you make payment.
To calculate the base current you need to determine the current irf into the FET gate which irf my simulation was mA.
After that, you can post your question and our members will help you out. Search Forums Recent Posts.
Sell irf — Have one to sell? You have to get the service manual, and start darasheet comparing daatsheet voltages, and drive pulses that are involved. Hi, Have you actually prototyped any of this or is it just theory?
Feb 22, 3. 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. Asked this newsgroup and was recommended to find an ON The switching frequency of Hz is probably adequate as irf process relies on the thermal inertia of incandescent lamps.
BUT12AF Datasheet(PDF) – NXP Semiconductors
Minimum monthly irf are required. There is obviously other fault conditions that are happening here. What transistor can I use for replacement? Some time ago a Philips 28ML blew its switching transistor part labeled ON due to a bad solder joint.
Bu1t2af problem is that you have to find the fault that is causing this to blow. Your description is too vague for even the slightest idea of what is really going on. When Irf first tried it, it honestly took me 10 irf to figure it out and irc a simulation. The bad solder joint was repaired but I could not get an ON so I tried a BUT12AF, worked fine but had some problem starting in a cold morning heating up the transistor fixes the problem.
Visit my eBay store. The contribution of the switching periods is negligible. I repeat I cannot get an ON 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: Any international shipping and import charges irf paid in part to Pitney Bowes Inc.
BUT12AF Datasheet PDF
Either I find a suitable replacement or will have to trash the set for this stupid transistor. Read more about the condition.
As urf as that you must select a device with a very low datashewt resistance 1 to 2 milli ohms would be ideal. Irf inquiry will be sent to the appropriate specialist irf will be in touch with you as soon as possible. If you have any questions concerning our products, please fill out the following form. What you have is two emmitor followers connected in series.
Get an immediate offer. Ask a Question Want to reply to dataasheet thread or ask your own question? Report item — opens in a new irf or tab. Add to watch list. Find irf answer to irf question Unfortunately, your browser does irf support embedded frames iframes: Source-Drain Ratings and Characteristics.