That's the dilemma! I was just handed a Rigid-Flex board and ask to conduct a destructive analysis of the sample with no documentation.
I have limited experience with Rigid-Flex Board construction....
Victor,
-----Original Message-----
From: TechNet <[log in to unmask]> On Behalf Of Bhanu Sood
Sent: Monday, April 6, 2020 8:31 AM
To: [log in to unmask]
Subject: Re: [TN] Rigid-Flex, Transition Zone, Strain Relief Fillet,
[EXTERNAL EMAIL]
Can you describe the application, is it dynamic flex, number of expected cycles, out-gassing requirements, tolerance for FOD etc?
Perhaps, your specific design may not need a strain relief fillet.
On Mon, Apr 6, 2020 at 9:00 AM <[log in to unmask]> wrote:
> Fellow TechNetters:
>
> I did not receive responses to my initial inquiry. Therefore, I will
> post again. Perhaps everyone is staying home during this COVID-19 alert
> time.
>
> Ref: IPC-2223D 5.2.9 Fig. 5-20
>
> How much material voiding/out gassing is permitted on the strain
> relief material, etc, epoxy, acrylic, RTV silicone, polysulfides.?
> Will voiding weaken the fillet?
>
> Victor,
>
> From: Hernandez, Victor G <[log in to unmask]>
> Sent: Wednesday, April 1, 2020 10:30 AM
> To: TechNet E-Mail Forum
> Cc: Hernandez, Victor G
> Subject: Rigid-Flex, Transition Zone, Strain Relief Fillet,
>
> Fellow TechNetters:
>
> Ref: IPC-2223D 5.2.9 Fig. 5-20
>
> How much material voiding/out gassing is permitted on the strain
> relief material, etc, epoxy, acrylic, RTV silicone, polysulfides.?
> Will voiding weaken the fillet?
>
> Victor,
>
--
Bhanu Sood
Tel: (202) 468-8449
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