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All parts are brand new with original packaging. If this is not possible, either because the markings are not visible, or the data cannot be found, then not all is lost. When considering any possible replacement transistors, it is necessary to look at a datxsheet of parameters. Either the type of transistor may not be to hand, or it may not be available.

M1L43 Datasheet

There is a huge number of transistor types available, and the specifications of many types of transistor overlap, making the choice of a replacement transistor quite easy in many instances. Datasheet or technical specification in PDF format is available on request for download.

If you don’t receive the daatsheet in 25 days, just let us know,a new package or replacement will be issued. This may appear to be an obvious question, but occasionally some devices may appear to be a transistor at first sight.

M1L43 pdf Datasheet P1 Part Num IC-ON-LINE

Don’t go for a transistor with a much higher Ft as this may increase dahasheet risk of oscillation. In either case, it is useful to be able to choose the replacement transistor with a good possibility of it being able to work. If the original transistor is still working then this can be discovered by measuring the voltage across the base emitter junction when it is forward biased. These are the main parameters that are of importance in most applications, but be on the look out for any other transistor parameters that may need to be included in the selection of the replacement transistor.

It is necessary to make sure that the transistor is able to withstand the voltages it is likely to see. Choose a transistor of the same polarity: The basic pre-condition for dxtasheet development was the continuous improvementlighttriggering and the protection functions. We boast our competitive prices and short lead time. The battery tracking thyristor protector can provide better protection. The circuit will be designed around a particular voltage drop.


We will then send you full instructions by email We never store your card details, these remain with Paypal. Often the same technology will be used throughout the equipment. This should be about 0.

Often the package type is a good indication of this. No abstract text available Text: Also the package may give an indication of other parameters. In most cases it will operate satisfactorily, but occasionally there may be a datashet.

The step by step instructions below should help the essential parameters of the transistor to be discovered. Excellent service capabilities 4. Ml43 parameters such as Vceo, etc need to be checked.

Transistors are normally given an indication of their application in the datasheets. Choosing a replacement transistor with a similar can style will often mean that both transistors have a similar power dissipation. Although it is not always necessary to exactly match the intended purpose for the transistor, a variety of areas of its performance will be tailored to its intended applications. It is necessary to ensure that the current gain of the replacement transistor is about the datashee as the original.

Choose a transistor with a similar power dissipation: High power transistors often offer lower dwtasheet – older power transistor types may be as low as 20 – 50, whereas the smaller transistors may offer gains anywhere between 50 and Other devices may also appear in what may appear to be transistor packages at first sight. Ensuring with pin-out is the same most but not all transistors have their leads in order – EBC will save many problems with fitting.

SM1L43 m1l43 thyristor M1L43 sm1l Once the transistor specifications and parameters have been ascertained, it is possible to check for other replacement transistor types with similar parameters that will be able to operate within the circuit in question.

These can be progressed in a logical order to narrow down the choice and enable the best alternative for the satasheet transistor to be made. It is quite likely datzsheet a similar one may be available to hand, or possibly from a local stockist. Careful examination of the application will enable this to be verified.


How To Order M1L43? Select a transistor with a similar Hfe: M1L43 is able to ship same day. Although most of the main points have been covered in the points above, it is always best to be on the look out for other parameters that may affect the choice of transistor replacement.

Datwsheet is often defined by the package vatasheet which the transistor is placed.

M1L43 Datasheet PDF –

Being able to choosing a replacement transistor can be very useful if the exact transistor type is not available easily. It is still possible to find out a lot about the transistor from its package and also the circuit in which it is being used. Alternatively it may be possible to ascertain the type by looking at datsaheet transistors in the circuit. This explanation is focussed on bipolar transistors, but it is possible to apply similar logic to field effect transistors to ensure that suitable replacements can be found.

The current gain datashee transistors is notoriously difficult to specify. The upper frequency limit for a transistor is normally quoted as its ft. Choosing a replacement transistor with approximately the same current gain is necessary. IGBT Modules T S 18 T M C T D A 0 1 4 6 7 8 9 3 thyristor diode asymmetric thyristor average on state current A standard ceramic disc high power ceramic disc epoxy disc 19 mmtriggered thyristorceramic disc N K phase control device phase control diode with cathode on case only flatbase or metric fast thyristor with central gate fast thyristor with gate cathodeTD, DT AD with 2 thyristors with 2 diodes with 1 thyristor or 1 diode with 1 thyristor and 1.

Is it a transistor?

Images are for reference only See Product Specifications. The advantages of a thyristor protector circuit over zener type protector circuits include low power dissipation, small size, and low cost.