Electronics Forum | Tue May 26 03:33:19 EDT 2009 | kevyeoh
May i know how do we differentiate between Class 1, 2 and 3 components? What are the key differences between those three classes? When i check at IPC document, it is stated that Class 1: General Electric Class 2: Dedicated Service Electronic prod
Electronics Forum | Thu Oct 05 07:43:22 EDT 2000 | Leon
Anyone know where I might find info on class 1 class 2 and class 3 solder joints.
Electronics Forum | Tue Jun 06 11:57:12 EDT 2006 | Chunks
IPC 610 says acceptable Class 1 (Class 2, 3 indicator) if they are entrapped/encpsulated balls within 0.13mm of lands or pads. or exceed 0.13mm in diameter. Defect Class 1,2,3: Solder ball violates min electrical clearance. Solder balls not entrap
Electronics Forum | Tue Dec 17 12:53:28 EST 2002 | russ
You looked one page to far in the IPC book! Fillet height of 75% is acceptable for all 3 classes. Per IPC 610 rev. C Section 6 table 6.2. A. Circumferential wetting on Primary side (top)between lead and barrel (not anualar ring) Class 1 Not spe
Electronics Forum | Thu Oct 05 09:01:19 EDT 2000 | LarryK
The IPC-A-610 has the Acceptability requirements and the ANSI/J-STD-001 has the Requirements for soldering. Both deal with the requirements for the individual classes. Both of them are published by IPC and can be purchased in lots of places includ
Electronics Forum | Wed Feb 24 07:56:53 EST 1999 | Brian C
Under IPC-A-610 Section 10.3(Components on their sides) it reads: ______________________________________________________ Acceptable - Class 1,2 Nonconforming Defect � Class 3 Chip components on its side provided the following are met: Chip
Electronics Forum | Wed Feb 24 10:56:12 EST 1999 | Steve Schrader
| Under IPC-A-610 Section 10.3(Components on their sides) it reads: | ______________________________________________________ | Acceptable - Class 1,2 | Nonconforming Defect � Class 3 | | Chip components on its side provided the following | are
Electronics Forum | Thu Jun 04 11:10:23 EDT 2009 | leemeyer
Are you refering to components or assemblies. Assemblies are classified as 1,2 or 3 per IPC-A-610. Components are classified 1 - 6 for moisture sensitivity per J-STD-020
Electronics Forum | Tue Nov 09 15:09:50 EST 2004 | Dreamsniper
IPC Class 1, 2 & 3 do not require side fillets. I think this statement is correct. But they define what is acceptable end joint widt and side over hang. regards,
Electronics Forum | Fri Jan 19 02:03:09 EST 2007 | lococost
As a sidenote, if nothing of the above works, IPC 610 states that it is accetable (class 1,2,3) for solder to touch a SOT body if it is plastic.
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