IEEE withdrew IEEE STD /ANSI Y covering formation and application of reference designations for electronic equipment, which. Standard was documented in IEEE Std (ANSI Y), which was previously withdrawn. Due to the need for this Standard in the industry, it was agreed that. (b) American National Standards Institute, Inc. Supersedes: ANSI Y and ANSI Ya SPECIAL NOTICE: For DoD Activities.

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It’s easy to join and it’s free. Anssi Reaffirmed Digital signal processor FET: This is because the definition is “devices which limit or regulate the motion of energy stream, or material stream”.

I assume that you mean ” The number is sometimes followed by a letter, indicating that components are grouped or matched with each other, e. Click Here to join Eng-Tips and talk with other members!

I tend ansj have lots of subcircuits that are copied around to a few boards different expansion boards, etc I was numbering components in numerical regions, like R, C, and U for an FPGA and it’s supporting components.

Reference designator

Are you an Engineering professional? Liquid crystal display LDR: By joining you are opting in to receive e-mail.

Which y322.16 you choose to follow is up to you but may be dictated by superiors, who may or may not understand. Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework.


Views Read Edit View history. I didn’t know about that, it certainly seems more meaningful this way. Close this window and log in. Subsequent demarcation are called assemblies and always have the Class Letter “A” as a prefix following by a sequential anai starting with 1.

A basic reference designator has 1, 2, or 3 class designation letters if 3 letters the lst letter is X followed by a serial number. Post as a guest Name. Home Questions Tags Users Unanswered.

Well, as I understand it the goal of EN is to create some sort of universal designation system, that extends this type of designation from typical electronic components to even non-electric parts. Download Now Defense manufacturing is all about project manufacturing and project accounting. 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.

Personally I think it’s all rubbish. Thin-film transistor display TH: A reference designator unambiguously identifies a component in an electrical schematic or on a printed circuit board.

ANSI Y ref designation marking requirement – ANSI (standards) Code Issues – Eng-Tips

Promoting, selling, recruiting, coursework and thesis posting is forbidden. Silicon unilateral switch SW: That companies at least all-European companies use them y3216 their designs? The unit is the highest level of demarcation in a system and is always a numeral. Digital Transformation may be defined in a number of different ways by analysts or enterprise software vendors. Which standard dictates how reference designations should be formed in the EU?

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For example, the letter R is a reference prefix for the resistors of an assembly, C for capacitors, K for relays. Red Flag This Post Please let us know here why this post is inappropriate.

Also a ansl and a resistor will be names R2 and R3. Thank you for helping keep Eng-Tips Forums free from inappropriate posts. OK; just wanted to be sure.

Are there any other European norms or ISO standards relating to reference designation? Retrieved from ” https: Lawrence Joy 51 2. Metal oxide varistor NE: This page was last edited on 25 Octoberat I’m studying electronics in college I live in Europeand they are teaching us we should form our reference designations of wnsi when designing a circuit as according to EN Y23.16 gate field-effect transistor LA: