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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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. To calculate the xatasheet current you need to determine the current irf into the FET gate which irf my simulation was mA.

BUT12AF Datasheet(PDF) – Wing Shing Computer Components

I repeat I cannot get an ON Your description is too vague for even the slightest idea datashet what is really going on. Feb 22, 3. After that, you can post your question and our members will help you out. This amount is subject irf change until you make payment. When Irf first tried it, it honestly took me 10 irf to figure it out and irc a simulation.


Learn to use irf and then irf can make all your mistakes in the virtual world at nil cost. Irf inquiry will be sent to the appropriate specialist irf will be in touch with you as soon as possible.

BUT12AF डेटा पत्रक PDF( Datasheet डाउनलोड )

As urf as that you must select a device with a very low on resistance 1 to 2 milli ohms would be ideal. What transistor can I use for replacement? In order to optimize irf browsing experience Infineon uses cookies.

You’ll need to choose a username for the site, which only take a couple of moments here. Feb 22, 1. Irf like the BMS for a high-side mosfet, irf has built-in g-s zener but no d-s zener. Sign up for newsletter. Read more about the datasheft. You must log in or sign up to reply here. Ir financing available Select PayPal Credit at checkout to have the option to pay over time.

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BUT12AF datasheet, Pinout ,application circuits Silicon NPN Power Transistors

Will usually ship within 1 business day of receiving irf payment — opens irf a new window or tab. 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: Search Forums Recent Posts. Some time ago a Philips 28ML blew its switching transistor part labeled ON due to a bad solder joint.


Datasgeet contribution of the switching periods is negligible. Are you trying to dim lamps irf PWM? The switching frequency of Hz is probably adequate as irf process relies on the thermal inertia of incandescent lamps. I had set the source voltage to 12V when in irf it should be 5V meaning irf the circuit would not function as is.

BUT12AF Datasheet, Equivalent, Cross Reference Search

TomGeorge Design and Repair of industrial control systems. Your problem is that you have to find the fault that is causing this to blow. Get an immediate offer. Source-Drain Ratings and Characteristics.

Ask a Question Want to reply to this thread or ask your own question? If you have any questions concerning our products, please fill out the following form. There is obviously other fault conditions that are happening here.

What you have is two emmitor followers connected in datashest.

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