XRPWRKIT-LWP-1 Datasheet, PDF(3/7 Page) Exar Corporation – 1 A/ 1 A Dual Channel 1 .5MHz Sync . Step Down Converter

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XRPWRKIT-LWP-1 Datasheet, PDF (3/7 Pages) Exar Corporation – 1 A/ 1 A Dual Channel 1 .5MHz Sync . Step Down Converter

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XRP6 6 6 8 EVB

1 A / 1 A D u a l Ch a n n e l 1 .5 M H z Sy n c. St e p D o w n Co n v e r t e r

USING THE EVALUATION BOARD

I NITIAL SETUP

Set the input supply to a voltage between

2.5V to 5.5V and connect it to VIN and GND

connectors on the left side of the evaluation

board. Connect the load to the VOUT and GND

connectors on the right hand side of the

board. Check to make sure that jumper J1

set to VIN. The board will power - up and

regulate to the desired output voltage VOUT

set by the feedback resistors. The board will

operate with a load current I OUT of up to 1A

and provide efficiency equal to figures 4 and 5

of XRP6658 datasheet.

JUMPER J1 FUNCTION

Jumper J1 can be used to either short EN pin

to VIN or to GND. The Board is supplied from

EXAR with the jumper set to connect EN to

VIN .

3/ 7

Rev. 1. 1.0

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