TPS65131-Q1: Request a schematic review.

David Kim2

Expert 2885 points

Part Number: TPS65131-Q1

The circuit diagram was designed with the following specifications.

-SPEC-

Input: DC 2.7~5.5V

Output: DC +12.9V / -12.9V, 1.7A

Frequency:1.38Mhz

Please review the attached circuit diagram.

Thanks

10 months ago

0 Patrick Yao 10 months ago

TI__Mastermind 30990 points

Hi David,

Do you mean customer need the output current to be 1.7A?

Patrick

0 David Kim2 10 months ago in reply to Patrick Yao

Expert 2885 points

Hi Patrick

Yes, My customer need the output current to be 1.7A.

Thanks

0 Patrick Yao 10 months ago in reply to David Kim2

TI__Mastermind 30990 points

Hi David,

TPS65131-Q1 has a switching current limit of VPOS and VNEG as 1.7A min. So it is hard to provide such high current.

May I know what is the EE of your customer that needs such high current?

Patrick

0 David Kim2 10 months ago in reply to Patrick Yao

Expert 2885 points

Hi Patrick

Sorry,I was mistaken.

The revised specifications are below.

-spec-

1.Input: 3.3V

2.Output: +12.9V,-12.9V / 200mA

Thanks

0 Jared Zhou 10 months ago in reply to David Kim2

TI__Mastermind 20035 points

Hi David,

Our expert is out of office and will reply to you later.

BR, Jared

0 Patrick Yao 10 months ago in reply to David Kim2

TI__Mastermind 30990 points

Hi David,

The schematic looks good.

Patrick

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TPS65131-Q1: Request a schematic review.