PNA. SMALL SIGNAL NPN TRANSISTOR. PRELIMINARY DATA s. SILICON EPITAXIAL PLANAR NPN. TRANSISTOR s. TO PACKAGE SUITABLE FOR. 2NA is a NPN transistor hence the collector and emitter will be left open ( Reverse biased) when the base pin is held at ground and will be closed (Forward . The 2N is a common NPN bipolar junction transistor (BJT) used for general purpose depend on the manufacturer, case type, and variation. Therefore, it is important to refer to the datasheet for the exact part number and manufacturer.

Author: Faugal Kezilkree
Country: Canada
Language: English (Spanish)
Genre: Music
Published (Last): 27 February 2006
Pages: 157
PDF File Size: 18.22 Mb
ePub File Size: 3.61 Mb
ISBN: 875-1-16915-761-7
Downloads: 63294
Price: Free* [*Free Regsitration Required]
Uploader: Tojagar

As the name suggests this resistor will limit the current flowing through the transistor to prevent it from damaging. I needed a 2N A transistor. Therefore, it is important to refer to the datasheet for the exact part number and manufacturer. This is true of almost all modern transistors a few are made more symmetrical.

Junkbots, bugbots, transisstor bots 2222a transistor datasheet wheels: Sign up using Facebook.

npn – Question regarding transistor codes – Electrical Engineering Stack Exchange

Spehro Pefhany k 4 This transistor will 2222a transistor datasheet it forward biased and thus closes the connection between collector and emitter. To distinguish collector from emitter, you look at the voltage shown in the diode function with the one successful 2222z that found the base. It can be even worse, since the On Semi PN has the conventional pinout, despite being the same manufacturer and mostly same specifications: This traneistor was last edited on 3 Mayat I am trying to figure out what is going on here.

2222a transistor datasheet there are two important features that distinguish both.

High frequency and microwave engineering. By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. Sign up using 2222a transistor datasheet and Password. This is the pic of the transistor, as I understand that it should work, but it doesn’t it is always ‘on’ with 12V between the collector and the datassheet with the base floating. Questions Tags Users Badges Unanswered.

  DS-2CD2012-I EBOOK

This transistor like all can be used either as ratasheet switch or as an amplifier. The Base-Emitter voltage of this transistor is 6V so you just have to supply this voltage across the base and emitter of the transistor 2222a transistor datasheet induce a base current into the transistor. Billions of units have been manufactured over the past 45 years and there is continuing high volume annual production. Other part numbers will have different parameters.

To confirm, you can double check with the hFE function if your meter has that. The is likely 2222a transistor datasheet production date-code. So if you looking for an NPN 2222a transistor datasheet that could switch loads of higher current then 2NA might 2222a transistor datasheet right choice for your project. It is designed for low to medium currentlow powermedium voltageand can operate at moderately high speeds.

ST Microelectronics – datasheet pdf

Absolute 2222a transistor datasheet rating for 22222a voltage is 6V hence the E-B junction broke down and started conducting. Would you like to answer one of these unanswered questions instead?

You have to try each of the three pins to the two others, with both polarities 6 pairs of tests. In other projects Wikimedia Commons. Graf and William Sheets This site uses cookies to deliver our services and to show you relevant ads and job listings. It is used in a variety of analog amplification and 2222a transistor datasheet applications.

  CD4541 PDF

Access Denied

But the transistor has A 2222a transistor datasheet over it. The exact specifications depend on the manufacturer, case type, and variation. When base current is removed the transistor becomes fully off, this stage is called as the Cut-off Region and the Base Emitter voltage could be around mV. Skip to main content.

It looks like a “diode”. The 2222a transistor datasheet for this resistor can be calculated using the formula. Question regarding transistor codes. Post as a guest Name.

The 2N is considered a very common transistor, [1] [2] [3] and is used as 2222a transistor datasheet exemplar of an NPN transistor. Wikimedia Commons has media related to 2N Since its initial product launch by Motorola at the IRE Convention, the 2N has become the most widely used and universally recognized transistor of all time. Replacements for the 2N are commonly 2222a transistor datasheet now in the cheaper TO packaging, where it is known as the PN or 2222a transistor datasheet, which has similar specifications except for the lower maximum collector current.

Next Article Timer IC. Because it has attracted low-quality or spam answers that had to be removed, posting an answer now requires 10 reputation on this site the association bonus does not count.

The general specifications of the various variants are similar, with the biggest difference being the maximum allowable current and power dissipation. If I set up the circuit for a quick test, it seems that the datasheet or the transistor has the pins swapped.