IR3081 International Rectifier Corp., IR3081 Datasheet - Page 17

• Manufacturer Part Number: IR3081
• Description: Xphasetm Vr 10 Control Ic
• Manufacturer: International Rectifier Corp.

APPLICATION INFORMATION
Page 17 of 39
ENABLE
VID5
VID0
VID1
VID2
VID3
VID4
12V
1
2
3
4
5
6
7
OSCDS
VID5
VID0
VID1
VID2
VID3
VID4
IR3081
CONTROL
IC
1nF
Figure 11. IR3081/IR3086 Six-Phase VRM/EVRD 10 Converter
RVCC
10 ohm
CVCC
0.1uF
ROSC
EAOUT
OCSET
VBIAS
VDRP
ROCSET
BBFB
IIN
FB
0.1uF
21
20
19
18
17
16
15
RGATE
RVDAC
CVDAC
QGATE
DGATE
RBBFB
RDRP1
RBBDRP
RDRP
RSHARE
VGATE
CDRP
CFB
RFB1
RFB
RCP
CCP1
CCP
RBIASIN
RBIASIN
RBIASIN
RBIASIN
RBIASIN
RBIASIN
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
1
2
3
4
5
CSCOMP
CSCOMP
CSCOMP
CSCOMP
CSCOMP
CSCOMP
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
RMPIN+
RMPIN-
HOTSET
VRHOT
ISHARE
20k
20k
20k
20k
20k
20k
IR3086
PHASE
IC
IR3086
PHASE
IC
IR3086
PHASE
IC
IR3086
PHASE
IC
IR3086
PHASE
IC
IR3086
PHASE
IC
GATEH
GATEH
GATEH
GATEH
GATEH
GATEH
GATEL
GATEL
GATEL
GATEL
GATEL
GATEL
VCCH
PGND
VCCH
PGND
VCCH
PGND
VCCH
PGND
VCCH
PGND
VCCH
PGND
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
RCS-
CCS-
VCCL
RVCC
RPWMRMP
CVCC
15
14
13
12
11
15
14
13
12
11
15
14
13
12
11
15
14
13
12
11
15
14
13
12
11
15
14
13
12
11
CVCCL
CVCCL
CVCCL
CVCCL
CVCCL
CVCCL
CCS+
CCS+
CCS+
CCS+
CCS+
CCS+
CBST
CBST
CBST
CBST
CBST
CBST
RCS+
RCS+
RCS+
RCS+
RCS+
RCS+
DBST
L
DBST
L
DBST
L
DBST
L
DBST
L
DBST
L
CIN
CIN
CIN
CIN
CIN
CIN
DISTRIBUTION
IMPEDANCE
COUT
POWERGOOD
VRHOT
PHASE FAULT
VOUT SENSE+
VOUT+
VOUT-
VOUT SENSE-
10/01
IR3081
/04