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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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SOIC to DIP bodging
Hi,
I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Cheers, Gareth. |
#2
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SOIC to DIP bodging
On Jul 20, 6:00*am, "Gareth Magennis"
wrote: Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Cheers, Gareth. Have you tried to contact Mackie directly? I have found them to be extrememly helpful when looking for parts. See the link below for contact info in the UK: http://www.mackie.com/buy/worldwide_...tml?v=&p=&c=uk Dan |
#3
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SOIC to DIP bodging
Gareth Magennis wrote in message
... Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Cheers, Gareth. If you take any old scrap SOIC and .5mm grinding disc in a Dremmel you can slice about 1 to 2 mm into the long sides and the remnant PPO and pins stay in place sufficiently to solder wires to the exposed interior fingers. This retains the SUIC spacing for pcb soldering. Relieve back the PPO about half mm with the grinder , on one face to make some lands. Assuming enough physical space for the DIP to wire to the 2 half "SOIC" strips. |
#4
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SOIC to DIP bodging
"abrsvc" wrote in message ... On Jul 20, 6:00 am, "Gareth Magennis" wrote: Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Cheers, Gareth. Have you tried to contact Mackie directly? I have found them to be extrememly helpful when looking for parts. See the link below for contact info in the UK: http://www.mackie.com/buy/worldwide_...tml?v=&p=&c=uk Dan Thanks Dan, but they do not supply at component level, though they could sell me a whole PCB ....... Gareth. |
#5
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SOIC to DIP bodging
On 20/07/2011 11:00, Gareth Magennis wrote:
Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Found this on google. US company. http://www.accutekmicro.com/pdf/ProductPDF-378.pdf -- Adrian C |
#6
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SOIC to DIP bodging
On Wed, 20 Jul 2011 11:00:24 +0100, "Gareth Magennis"
wrote: Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? Look at some of the DIP - SOIC adapters available from http://www.beldynsys.com/snapapart.htm. They go in the wrong direction, so you would need to get creative but there may be something that could be adapted. Alternately, the simplest approach may be to just dead-bug the DIP upside-down in a convenient place on the PCB and run tag wires from the DIP pins to the SOIC pads. -- Rich Webb Norfolk, VA |
#7
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SOIC to DIP bodging
Rich Webb wrote in message
... On Wed, 20 Jul 2011 11:00:24 +0100, "Gareth Magennis" wrote: Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? Look at some of the DIP - SOIC adapters available from http://www.beldynsys.com/snapapart.htm. They go in the wrong direction, so you would need to get creative but there may be something that could be adapted. Alternately, the simplest approach may be to just dead-bug the DIP upside-down in a convenient place on the PCB and run tag wires from the DIP pins to the SOIC pads. -- Rich Webb Norfolk, VA Correction, DIP pins wired to hard component points that nodal-map to the SOIC lands |
#8
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SOIC to DIP bodging
"Gareth Magennis" I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, ** See: http://au.element14.com/analog-devic...oic/dp/1661011 Stock exists in Sydney and in Farnell's Asian warehouse. .... Phil |
#9
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SOIC to DIP bodging
"Phil Allison" wrote in message ... "Gareth Magennis" I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, ** See: http://au.element14.com/analog-devic...oic/dp/1661011 Stock exists in Sydney and in Farnell's Asian warehouse. ... Phil Thanks, thats the chip, but Farnell UK will not get me these from Oz or anywhere else other than Liege Belgium. Something about their distribution centres being independent - sounds ********, probably just costs them too much to bother.. I spoke to an obsolete device supplier today who said there are remarkably few of these things around, and that the Americans have issued some sort of control directive over their distribution - something to do with promising, if you buy them, you will not sell them to terrorists. (Maybe Al Qaeda have ben found using Mackies to broadcast call to prayers). Cheers, Gareth. |
#10
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SOIC to DIP bodging
"Phil Allison" wrote in message ... "Gareth Magennis" I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, ** See: http://au.element14.com/analog-devic...oic/dp/1661011 Stock exists in Sydney and in Farnell's Asian warehouse. ... Phil Interesting how Mackie use this device both as a compressor and a high pass filter. Not seen that kind of thing before. All 4 outs are DC, so the whole preamp is well f**ked up. http://www.eserviceinfo.com/download...ie_SRM450.html Goto crossover page. Gareth. |
#11
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SOIC to DIP bodging
"Gareth Magennis" wrote in message ... All 4 outs are DC, so the whole preamp is well f**ked up. Check http://www.milton.arachsys.com/nj71/...2&subsubmenu=3 before soldering new ones... quote:"The SSM2164 exhibits a catastrophic failure mode when the V+ pin is powered and the V- pin is disconnected." Best Regards |
#12
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SOIC to DIP bodging
"Steve Sousa" wrote in message news.com... "Gareth Magennis" wrote in message ... All 4 outs are DC, so the whole preamp is well f**ked up. Check http://www.milton.arachsys.com/nj71/...2&subsubmenu=3 before soldering new ones... quote:"The SSM2164 exhibits a catastrophic failure mode when the V+ pin is powered and the V- pin is disconnected." Best Regards Blimey, thanks for that Steve, will definitely take note. Gareth. |
#13
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SOIC to DIP bodging
"Adrian C" wrote in message ... On 20/07/2011 11:00, Gareth Magennis wrote: Hi, I need to replace a 16-pin SOIC device which is obsolete and unavailable in the UK, though I have found a 16 pin DIP version I can buy. Anyone have any experience of the best way to bodge this onto the PCB? (The device is an SSM2164, used as a compressor on a Mackie SRM450). Found this on google. US company. http://www.accutekmicro.com/pdf/ProductPDF-378.pdf -- Adrian C Thats certainly the solution, now to try and find that in the UK! Cheers, Gareth. |
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