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TPS63806: BUCK-BOOST roadmap question

Dane Zhang

Expert 5865 points

Part Number: TPS63806
Other Parts Discussed in Thread: TPS63811

Tool/software:

Hi team,

do we have product to support below request?

VIN	2V～5V

VOUT	need support 4.2V
IOUT	support 3A
Efficiency	90.00%@VIN=3V，VOUT=4.2V，IOUT=3A
Iq	<10uA

0 Tao Zhang 5 months ago

TI__Mastermind 27660 points

Hi Dane,

I am afraid we do no have suitable device for your case.

Regards

Tao

0 Dane Zhang 5 months ago in reply to Tao Zhang

TI__Expert 5865 points

Hi Tao,

if the continuous current request is 2A-2.5A, can TPS63811 meet the request?

0 Tao Zhang 5 months ago in reply to Dane Zhang

TI__Mastermind 27660 points

Hi Dane,

No, the minimum Vin is too low. is it possible to narrow down the Vin range?

Regards

Tao

0 Dane Zhang 5 months ago in reply to Tao Zhang

TI__Expert 5865 points

Hi Tao,

if the min Vin can be accept for TPS63811, can it's current capability meet the request?

0 Tao Zhang 5 months ago in reply to Dane Zhang

TI__Mastermind 27660 points

Hi Dane,

Min Vin is acceptable for TPS63811, what i mean is when vin is low, the output current capability can not meet the request.

So, if the minmum vin can be much higher, TPS63811 may meet your request.

BTW, the load is a continious one or pulsed?

Reagrds

Tao