DocID022607 Rev 2

13/22

STOD1317B

Detailed description

Figure 11. Digital low power function

Operation

– (*) When the power IC is disabled, in order to disconnect leakage current through the

feedback node, the S/W function is active.

– (**) A new EN transition from low to high and/or device power-up turn off the DLP

function and allow IC to work under typical conditions.

Charge Pump

SW

Enable

DDVDH(6V)

VPNL

GPIO2

GPIO1

EN

EN

FB

SW

Disable

Disable

**

Disable

S/D

*

D-IC

Enable/Disable

Refer to next page

VDDEL

DCDC

Leakage

Pass