NI USB 8451 U2 Chip??

[syrpimp]

Hello Every one, I would like to know what component or chip was on the NI USB 8451 "U2" because it was damage and cause my NI USB broke., over supplied voltage. can anyone share me a site for schematic of the board or just give me the name/part number or what kind of chip is  "U2" was. Thanks 

[syrpimp]

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@syrpimp wrote:

Hello Every one, I would like to know what component or chip was on the NI USB 8451 "U2" because it was damage and cause my NI USB broke., over supplied voltage. can anyone share me a site for schematic of the board or just give me the name/part number or what kind of chip is  "U2" was. Thanks 

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I would like to add also "U3", What kind of chip it was(I know its TI, but i dont know the part number or what kind of TI Device), so I need the Schematic for the NI USB, can someone please send me the link?

[Josef06]

Hi,

have you solved this problem, what Kind of component is U2?

I have the same problem like you...

[Josef06]

I got it!

TPS3828-33 from Texas Instruments

[Josef06]

U1 = C8051F320

U3 = TPS2010A