ir3500a International Rectifier Corp., ir3500a Datasheet - Page 29

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ir3500a

Manufacturer Part Number
ir3500a
Description
Xphase3 Vr11.0 & Amd Pvid Control Ic
Manufacturer
International Rectifier Corp.
Datasheet
VR READY
VIDSEL
ENABLE
VRHOT
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
Page 29 of 47
12V
1
2
3
4
5
6
7
8
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
Figure 21 - IR3500A / IR3505 Six Phase VRM11.0 / VRD11.0 / EVRD11.0 Converter
RVCCLDRV
RHOTSET2
RHOTSET1
Q1
IR3500
CONTROL
IC
RVCCLFB1
ROSC / OVP
RFB1
RFB2
RVCCLFB2
RFB
VSETPT
SS/DEL
OCSET
LGND
VDAC
VDRP
CFB
IIN
24
23
22
21
20
19
18
17
RDRP1
ROCSET
RVSETPT
ROSC
RCP
CSS/DEL
RVDAC
CVCCL
4.7uF
RDRP
CCP1
Q2
CDRP
CCP
ROVP1
Q3
CVDAC
FUSE
ROVP2
SCR
U10
U20
U30
U40
U50
U60
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
1
2
3
4
ISHARE
DACIN
LGND
PHSIN
ISHARE
DACIN
LGND
PHSIN
ISHARE
DACIN
LGND
PHSIN
ISHARE
DACIN
LGND
PHSIN
ISHARE
DACIN
LGND
PHSIN
ISHARE
DACIN
LGND
PHSIN
IR3505
PHASE
IC
IR3505
PHASE
IC
IR3505
PHASE
IC
IR3505
PHASE
IC
IR3505
PHASE
IC
IR3505
PHASE
IC
CVCCL1
CVCCL2
CVCC3
CVCCL3
CVCCL4
CVCC5
CVCCL5
CVCCL6
GATEH
BOOST
GATEH
BOOST
GATEH
BOOST
GATEH
BOOST
GATEH
BOOST
GATEH
BOOST
CVCC1
VCCL
CVCC2
VCCL
VCCL
CVCC4
VCCL
VCCL
CVCC6
VCCL
SW
SW
SW
SW
SW
SW
12
11
10
9
12
11
10
9
12
11
10
9
12
11
10
9
12
11
10
9
12
11
10
9
CBST1
CBST2
CBST3
CBST4
CBST5
CBST6
U12
U22
U32
U42
U52
U62
U11
U21
U31
U41
U51
U61
RCS1
RCS2
RCS3
RCS4
RCS5
RCS6
L1
L2
L3
L4
L5
L6
CCS1
CCS2
CCS3
CCS4
CCS5
CCS6
RTHERM1
RTHERM2
CIN1
CIN2
CIN3
CIN4
CIN5
CIN6
July 3, 2008
CLOSE TO
POWER
STAGE
DISTRIBUTION
IMPEDANCE
IR3500A
COUT
VOUT SENSE+
VOUT+
VOUT-
VOUT SENSE-

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