ucd7242 explosion

kim kwang joo

Prodigy 110 points

Other Parts Discussed in Thread: UCD7242, UCD9244

Hi.

we have been used the UCD7242 and UCD7244 for the TCI6608 Device.

But when UCD7242 was assembled, one or two UCD7242 were exploded or shut down in the 8 or 5 board of 10 board.

and whe UCD7242 was manually assembled, all exchanged the UCD7242 on the board were exploded.

have the UCD7242 the matters that require attention for the manufacture or artwork job in the UCD7242 design?

attached the our schematic.

best regards

kwangjoo7220.Design2.pdf

over 13 years ago

0 Brad over 13 years ago

TI__Genius 13700 points

Do you still require assistance or has this issue been resolved?

If assistance is still needed, I would suggest forwarding (attaching) the project file (.xml) for your design.

0 Vladimir Podgoretskiy over 13 years ago in reply to Brad

Intellectual 590 points

We have UCD9244+UCD7242 (2 x 9244 + 6 x 7242) project. Input voltage of UCD7242 is 12V. Two of UCD7242 were burned at moments (100% occasionally) of power-up After burning there was short circuit at UCD7242's Vin. Electrical circuit was based on datasheet.

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ucd7242 explosion