TPS51312: tps51312 NC pin

Terry Wu2

Expert 2110 points

Part Number: TPS51312

Hello Sirs,

I need to double confirm pin1 and pin7 NC pin.

Is there internal connection ?

Many thanks !

0 Yuchang Zhang over 6 years ago

Hi Terry, no connection.

Yuchang

0 Terry Wu2 over 6 years ago in reply to Yuchang Zhang

Expert 2110 points

Hello Yuchang,

Thanks your quickly confirmation !

Due to some reaosn If We connect pin1 /2/3 together . Should be no effect , right ?

No worry for Cout ceramic Cap DCR , right ?

TKS~

0 Yuchang Zhang over 6 years ago in reply to Terry Wu2

Hi Terry,

Yes, tied 1/2/3 is ok, and no ESR required for MLCC, But suggest to follow LC and CFF value in the table2 in DS.

0 Terry Wu2 over 6 years ago in reply to Yuchang Zhang

Expert 2110 points

Hello Yuchang,
Got it. Many thanks ~

0 Yuchang Zhang over 6 years ago in reply to Terry Wu2

Terry,

Just forget to clarify, pin7 is with bonding internal, keep it NC when you use it.

Pin1/2/3 can be tied together as i said.

Yuchang

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