Linear ANALOG DEVICES DC1590B Demo Manual page 4

Dual output step-down dc/dc controller with digital power management

DEMO MANUAL DC1590B

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High Output Current Configuration

By default, the DC1590B powers up with two indepen-

dently adjustable outputs at 1.8V each. For >20A opera-

tion, it is recommended to install the optional MOSFETs

Q9 and Q10 for large step-down ratios and Q7 and Q8 for

small step-down ratios.

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Combining DC1590B with Other Digital Power Demo

Boards

The DC1590B may be plugged together in a multi-board

array with other digital power boards using optional J7

and J8.

Figure 3. Dual Output Test Setup

Rev. A

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