MB39C308 Datasheet, PDF (22/60 Pages) Fujitsu Component Limited. – 6ch DC/DC Converter IC for LPIA Platform VR

MB39C308
<< Trace of the Output voltage on each channel, during Soft-Start/Soft-Stop operations>>
The sequence of turning on/off different output channels is defined by the CTL1, CTL2, CTL34, CTL5 and CTL6
pins.
(1) When CTLX and CTLY are set to “H” or “L” simultaneously.
CTLX
CTLY
VoX
VoX
(CHX* Output)
VoY
VoY
(CHY* Output)
tson
tsoff
VoX and VoY start their SOFT-START/STOP
operations simultaneously.
* : CHY and CHX are different CH.
(2) When CTLY is set to “H” or “L” after completion (3) When CTLY is set to “H” or “L” after VoX has
of SOFT-START or -STOP on VoX .
started its SOFT-START or -STOP operation.
CTLX
CTLY
VoX
VoX
(CHX Output)
tson
VoY
(CHY Output)
VoY
tson
tsoff
tsoff
CTLX
CTLY
VoX
VoX
(CHX Output)
VoY
(CHY Output)
tson
VoY
tson
tsoff
tsoff
VoX and VoY start their SOFT-START/STOP
operations simultaneously.
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DS04-27261-6E