VRM10.1 XPhaseTM/DirectFETTM High Efficiency Demo Board ...
VRM10.1 XPhaseTM/DirectFETTM High Efficiency Demo Board ...
VRM10.1 XPhaseTM/DirectFETTM High Efficiency Demo Board ...
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<strong>VRM10.1</strong> XPhase TM /DirectFET TM<br />
<strong>High</strong> <strong>Efficiency</strong> <strong>Demo</strong> <strong>Board</strong><br />
(DB3C)<br />
Phase IC Circuit<br />
VGH<br />
VIN+<br />
Vcc_PWRGD<br />
VDAC<br />
VBIAS<br />
RMP<br />
VR_hot#<br />
Load_current<br />
EA<br />
No Stuf f<br />
R121<br />
R123 0<br />
R11 20.0k<br />
R124<br />
20.0k<br />
R14<br />
R125<br />
7.15k<br />
R122<br />
VGH<br />
VIN+<br />
No Stuf f<br />
22k<br />
R12<br />
5.36k<br />
If using IR3086:<br />
R121=open, R122=open, R123=0<br />
If using IR3087:<br />
R121=20.0K, R122=TBD, R123=open<br />
(set R121=0 to disable OptiPhase)<br />
R19<br />
No Stuf f<br />
C111<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C112<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
C13<br />
22nF<br />
SCOMP<br />
DACIN 19<br />
EAIN<br />
18<br />
C113<br />
10uF<br />
OPTIPHS<br />
U10<br />
IR3086<br />
PWMRMP<br />
17<br />
LGND<br />
16<br />
CSIN+<br />
GATEH 14<br />
10<br />
C12<br />
220pF<br />
C115<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
C14<br />
0.1uF<br />
12<br />
11<br />
D11<br />
MBR0530<br />
C16<br />
GH1<br />
D21<br />
MBR0530<br />
0.1uF<br />
U12<br />
IRF6618<br />
GL1<br />
C15<br />
0.1uF<br />
R13 16.9k<br />
VGL<br />
VIN+<br />
PCB footprint for<br />
6608 is ST (small can),<br />
6607 is MT (medium can)<br />
U11<br />
IRF6608<br />
SW1<br />
D12<br />
No Stuf f<br />
R15<br />
10.0k<br />
R16<br />
6.19k<br />
1 2<br />
L11 220nH<br />
C18<br />
No Stuf f<br />
R17<br />
No Stuf f<br />
C11<br />
47nF<br />
C114<br />
10uF<br />
Vcc_PWRGD<br />
VDAC<br />
VBIAS<br />
C10 RMP<br />
100pF<br />
VO+<br />
No Stuf f<br />
R421<br />
R423 0<br />
R424<br />
20.0k<br />
Phase ICs can be IR3086, 3087, or 3088.<br />
Pin 18 is PhaseFault for IR3086,<br />
OptiPhase for IR3087.<br />
IR3088 is same as IR3086 except<br />
for no OVP function.<br />
R425<br />
7.15k<br />
EA<br />
VGH<br />
VIN+<br />
R422<br />
VR_hot#<br />
VGH<br />
VIN+<br />
No Stuf f<br />
R44<br />
R41 20.0k<br />
Load_current<br />
R42<br />
14.3k<br />
22k<br />
R49<br />
No Stuf f<br />
C411<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C43<br />
22nF<br />
C412<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
SCOMP<br />
DACIN 19<br />
U40<br />
IR3086<br />
EAIN<br />
18<br />
C413<br />
10uF<br />
OPTIPHS<br />
PWMRMP<br />
17<br />
C44<br />
LGND<br />
16<br />
C42<br />
220pF<br />
CSIN+<br />
GATEH 14<br />
10<br />
C415<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
0.1uF<br />
12<br />
11<br />
D41<br />
MBR0530<br />
C46<br />
GH4<br />
C45<br />
0.1uF<br />
R43 16.9k<br />
U42<br />
IRF6618<br />
GL4<br />
VGL<br />
VIN+<br />
D51<br />
MBR0530<br />
0.1uF<br />
U41<br />
IRF6608<br />
SW4<br />
D42<br />
No Stuf f<br />
R46<br />
6.19k<br />
R45 C41<br />
10.0k 47nF<br />
VO+<br />
1 2<br />
L41 220nH<br />
C414<br />
C48<br />
No Stuf f 10uF<br />
R47<br />
No Stuf f<br />
C40<br />
100pF<br />
Vcc_PWRGD<br />
VDAC<br />
VBIAS<br />
RMP<br />
No Stuf f<br />
R221<br />
R223 0<br />
R224<br />
20.0k<br />
R225<br />
7.15k<br />
R21 20.0k<br />
VR_hot#<br />
Load_current<br />
EA<br />
R222<br />
No Stuf f<br />
R24<br />
R22<br />
34.0k<br />
22k<br />
C211<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C212<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
SCOMP<br />
DACIN 19<br />
EAIN<br />
C213<br />
10uF<br />
OPTIPHS 18<br />
U20<br />
IR3086<br />
PWMRMP<br />
17<br />
C24<br />
LGND<br />
16<br />
CSIN+<br />
GATEH 14<br />
10<br />
C215<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
12<br />
11<br />
C26<br />
GH2<br />
U22<br />
IRF6618<br />
GL2<br />
VGL<br />
C25<br />
0.1uF<br />
0.1uF<br />
U21<br />
IRF6608<br />
SW2<br />
D22<br />
No Stuf f<br />
R25<br />
10.0k<br />
1 2<br />
L21 220nH<br />
C28<br />
No Stuf f<br />
R27<br />
No Stuf f<br />
R26<br />
6.19k<br />
C21<br />
47nF<br />
C214<br />
10uF<br />
VO+<br />
Vcc_PWRGD<br />
VDAC<br />
C20 VBIAS<br />
100pF RMP<br />
No Stuf f<br />
R521<br />
R523 0<br />
R524<br />
20.0k<br />
R525<br />
7.15k<br />
VR_hot#<br />
R522<br />
Load_Current<br />
EA<br />
No Stuf f<br />
R54<br />
R51 20.0k<br />
R52<br />
34.0k<br />
22k<br />
C511<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C512<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
SCOMP<br />
DACIN 19<br />
C513<br />
10uF<br />
U50<br />
IR3086<br />
EAIN<br />
OPTIPHS 18<br />
PWMRMP<br />
17<br />
C54<br />
LGND<br />
16<br />
CSIN+<br />
GATEH 14<br />
10<br />
C515<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
12<br />
11<br />
C56<br />
GH5<br />
C55<br />
0.1uF<br />
0.1uF<br />
U52<br />
IRF6618<br />
GL5<br />
VGL<br />
U51<br />
IRF6608<br />
SW5<br />
D52<br />
No Stuf f<br />
R56<br />
6.19k<br />
R55 C51<br />
10.0k 47nF<br />
VO+<br />
1 2<br />
L51 220nH<br />
C514<br />
C58<br />
No Stuf f 10uF<br />
R57<br />
No Stuf f<br />
C50<br />
100pF<br />
R29<br />
No Stuf f<br />
C23<br />
22nF<br />
0.1uF<br />
VIN+<br />
C22 R23 16.9k<br />
220pF<br />
R59<br />
No Stuf f<br />
C53<br />
22nF<br />
0.1uF VIN+<br />
C52 R53 16.9k<br />
220pF<br />
VGH<br />
VIN+<br />
D31<br />
MBR0530<br />
VGH<br />
VIN+<br />
D61<br />
MBR0530<br />
No Stuf f No Stuf f<br />
R321 R322<br />
Vcc_PWRGD R323 0<br />
VDAC<br />
VBIAS<br />
R34<br />
RMP<br />
R31 20.0k<br />
R32<br />
R324<br />
14.3k<br />
20.0k<br />
R325<br />
7.15k<br />
VR_hot#<br />
Load_current<br />
EA<br />
22k<br />
C311<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C312<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
SCOMP<br />
DACIN 19<br />
C313<br />
10uF<br />
U30<br />
IR3086<br />
EAIN<br />
18<br />
OPTIPHS<br />
PWMRMP<br />
17<br />
C34<br />
LGND<br />
16<br />
CSIN+<br />
GATEH 14<br />
10<br />
C315<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
12<br />
11<br />
C36<br />
GH3<br />
U32<br />
IRF6618<br />
GL3<br />
VGL<br />
C35<br />
0.1uF<br />
0.1uF<br />
R36<br />
6.19k<br />
R35 C31<br />
U31<br />
IRF6608<br />
10.0k 47nF<br />
VO+<br />
SW3 1 2<br />
L31 220nH<br />
C314<br />
C38<br />
No Stuf f 10uF<br />
R37<br />
No Stuf f<br />
D32<br />
No Stuf f<br />
No Stuf f No Stuf f<br />
R621 R622<br />
Vcc_PWRGD R623 0<br />
VDAC<br />
C30 VBIAS<br />
R64<br />
100pF RMP<br />
R61 20.0k<br />
R62<br />
R624<br />
5.36k<br />
20.0k<br />
R625<br />
7.15k<br />
VR_hot#<br />
Load_current<br />
EA<br />
22k<br />
C611<br />
0.1uF<br />
1<br />
2<br />
3<br />
4<br />
5<br />
C612<br />
10uF<br />
ISHARE<br />
BIASIN 20<br />
RMPIN+<br />
CSIN-<br />
RMPIN-<br />
HOTSET<br />
VRHOT<br />
SCOMP<br />
DACIN 19<br />
U60<br />
IR3086<br />
EAIN<br />
18<br />
C613<br />
10uF<br />
OPTIPHS<br />
PWMRMP<br />
17<br />
C64<br />
LGND<br />
16<br />
CSIN+<br />
GATEH 14<br />
10<br />
C615<br />
No Stuf f<br />
VCCH 15<br />
PGND 13<br />
GATEL<br />
VCCL<br />
VCC<br />
12<br />
11<br />
C66<br />
GH6<br />
U62<br />
IRF6618<br />
GL6<br />
VGL<br />
C65<br />
0.1uF<br />
0.1uF<br />
R66<br />
6.19k<br />
R65 C61<br />
U61<br />
IRF6608<br />
10.0k 47nF<br />
VO+<br />
SW6 1 2<br />
L61 220nH<br />
C614<br />
C68<br />
No Stuf f 10uF<br />
R67<br />
No Stuf f<br />
D62<br />
No Stuf f<br />
C60<br />
100pF<br />
R39<br />
No Stuf f<br />
C33<br />
22nF<br />
0.1uF VIN+<br />
C32 R33 16.9k<br />
220pF<br />
R69<br />
No Stuf f<br />
C63<br />
22nF<br />
0.1uF VIN+<br />
C62 R63 16.9k<br />
220pF<br />
Page 7 1/16/2004
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