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Help on ID of TO-220 device in a HP8648A
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Topic: Help on ID of TO-220 device in a HP8648A (Read 1530 times)
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deepskyridge
Regular Contributor
Posts: 87
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Help on ID of TO-220 device in a HP8648A
«
on:
April 16, 2016, 05:48:52 pm »
I am trying to repair a HP8648A, Two devices on the motherboard are marked:
55-0645
IR9423
7K 4Z
It is a TO-220 package.
I have tried repeated searches for this with no luck.
Thanks
Gary
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edavid
Super Contributor
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Re: Help on ID of TO-220 device in a HP8648A
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Reply #1 on:
April 16, 2016, 05:57:03 pm »
The HP part number is 1855-0645, which is a BUZ11...
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deepskyridge
Regular Contributor
Posts: 87
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Re: Help on ID of TO-220 device in a HP8648A
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Reply #2 on:
April 16, 2016, 07:08:25 pm »
Thanks, that helps.
Gary
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Help on ID of TO-220 device in a HP8648A
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