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1、SIMPLY SMARTER INTERSIL VR12.5/6 SOLUTIONS Apr. 2012 Jia Wei Sr. Manager, Product Line Marketing / Business 2 Intersil Confidential VR12.5/6 Spec Overview YearYear 20112011 20122012 20132013 20142014 Client Notebook -Ultrabook IMVP-7 Sandy Bridge IMVP-7 Ivy Bridge VR12.6, Haswell Notebook -Standard
2、VR12.5, Haswell Desktop VR12 Sandy Bridge VR12 Ivy Bridge Server VR12 Ivy Bridge VR12.5, Haswell Differences on VR12.6 over VR12.5Differences on VR12.6 over VR12.5 Adjustable slew rate “Instant on” feature“Instant on” feature 10, 12,24,36,48 mV/us, optional at 60, 72, 84,96 0V to 1.8V as quickly as
3、possible, with very little overshoot New power state: PS4 Long battery lifeLong battery life Only when SetVID 0V; VR consumes 1mW Wakes up from a SVID command Must start its ramp 10A) V3.3A Itdc/Imax = ? V5.0A Itdc/Imax = ? VTTQ (0.675V/0.75V) Imax = +/-1A VDDQ 91.35V/1.5V selectable) Itdc/Imax = 12
4、-15A VCCIO (1.05V) Itdc/Imax = 6A/6A Buffer VDDQ V1.05A NOTE: Other platform power rails not specified so will depend on customer build ISL9520 (NVDC Charger) Or ISL88732 (Standard Charger w/ Turbo Boost) Vin=2s-3s battery ISL95817 or ISL95812 + FETs or ISL95816 + DrMOS or ISL95816 + ISL6208B + FETs
5、 ISL95901 Sharkbay-ULT CPU (CORE) Itstby/out = 0mA/10ATDC/32A PK V3.3A (6A TDC/7A MAX) V3.3Dx/V3.3A_DSW/V3.3Dx_SSD Istby/Imax = 5.3mA/6.71A NOTE: Other platform power rails not specified so will depend on customer build Any switched 3.3V rail Iout 0.35A V5Dx_WALKPORT Istby/Imax = OFF/3A Any switched
6、 5V rail Iout 1.5A V5A_DSW Istby/Imax 7A MAX) V5.0S (1.5A MAX) V1.2U: 1.2V Istby/Imax = 12.2mA/6.9A Any switched 1.8V rail Iout 0.5A V1.05S Istby/Imax 7AMAX) Any switched 1.05V rail Iout 0.4AMAX) ISIL provides complete high- performance power solutions High power PMIC solutions enable smallest solut
7、ion size for ULT platform SIMPLY SMARTER VR12.5 Output Filter Study 8 Intersil Confidential VR12.5 Spec 9 Intersil Confidential VR12.5 Spec Intel CRB Output Filter Intel VR12.5 Spec 10 Intersil Confidential ISL95812 0.30.6MHz ISL95816 0.31MHz Driver Optional Ceramic Cbulk 21V max 21V max Driver Opti
8、onal Ceramic Cbulk DriverDriver VR12.5 Output Filter Recommendations Front Side 2x Cbulk or 57W/47W CPU57W/47W CPU (3(3- -ph design)ph design) 37W CPU37W CPU (2(2- -ph design)ph design) Option 1 Option 2 Option 3 Option 4 Option 5 37W CPU Cbulk (D-case) 2x470uF /4.5m 1x470uF /4.5m 2x330uF /9m 1x330u
9、F /9m None 1x330uF /9m MLCC (0805) 14x22uF 26x22uF 26x22uF 24x22uF 40 x22uF 34x22uF Cout Total Size 97.78mm2 96.39mm2 127.78mm2 91.39mm2 100mm2 116.39mm2 L (7x7x4) 0.22uH 0.22uH 0.22uH 0.15uH 0.15uH 0.22uH Fs 450kHz 450kHz 450kHz 600kHz 600kHz 450kHz or 1x Cbulk No Cbulk 11 Intersil Confidential Cbu
10、lk=2x470uF(4.5m) Ceramic=14x22uF L=0.22uH, Fs=450kHz Load Transient (VID=1.8V, Iout=35/95A) 58KHz 71KHz 123KHz 196KHz 303KHz 476KHz 909KHz This is the worst case! Spec Window Spec Window 12 Intersil Confidential Cbulk=1x470uF(4.5m) Ceramic=26x22uF L=0.22uH, Fs=450kHz Load Transient (VID=1.8V, Iout=1
11、8/98A) 58KHz 78KHz 100KHz 164KHz 243KHz 476KHz 909KHz This is the worst case! Spec Window Spec Window 13 Intersil Confidential Load Transient (VID=1.8V, Iout=18/98A) 58KHz 82KHz 147KHz 243KHz 322KHz 476KHz 909KHz This is the worst case! Spec Window Spec Window Cbulk=2x330uF(9m) Ceramic=26x22uF L=0.2
12、2uH, Fs=450kHz 14 Intersil Confidential Load Transient (VID=1.8V, Iout=35/95A) Spec Window Spec Window Cbulk=None Ceramic=36x22uF L=0.15uH, Fs=600kHz 66KHz 135KHz 167KHz 204KHz 345KHz 455KHz 909KHz This is the worst case! Cbulk=1x330uF(9m) Ceramic=24x22uF L=0.15uH, Fs=600kHz 15 Intersil Confidential
13、 DVID 2-phase L=0.2uH(7x7x3 size) TDC=10A; 6-layer PCB Vin=12V Vin=8V Thermal Performance Thermal Imaging 26 Intersil Confidential Output Voltage Ripple of 2-Phase Design Peak to peak Ripple voltage = 4.1mV Peak to peak Ripple voltage = 8.2mV 2-Phase CCM 1-Phase DCM 27 Intersil Confidential Load Tra
14、nsient Response of 2-Phase Design 28 Intersil Confidential Efficiency discharging battery 61 Intersil Confidential ISL88736 ISL88732 + SGATE and BGATE PHASE BOOT UGATE LGATE PGND CSSNCSSP CSOP CSON ACIN SCL VREF DCIN SDA VDDSMB CM ICOMP VCOMP VCC ALERT# VDDP GND AC ADAPTER TO BATTERY TO SYSTEM HOST
15、VFB RS1 RS2 AGND PGND AGND ISL88736 AGND CCLIM ACOK ACLIM SGATE BGATE All ISL88732 featuresAll ISL88732 features Boost operation for Turbo ModeBoost operation for Turbo Mode Adapter OverAdapter Over- -CurrentCurrent Max Charge Current pinMax Charge Current pin Adapter and Battery Current MonitorsAda
