isl62883c Intersil Corporation, isl62883c Datasheet - Page 11

• Manufacturer Part Number: isl62883c
• Description: Multiphase Pwm Regulator For Imvp-6.5? Mobile Cpus And Gpus
• Manufacturer: Intersil Corporation

Simplified Application Circuits
FIGURE 2. TYPICAL 3-PHASE APPLICATION CIRCUIT USING RESISTOR SENSING
VCCSENSE
DPRSLPVR
VSSSENSE
CLK_EN#
VID<0:6>
FIGURE 3. TYPICAL 2-PGHASE APPLICATION CIRCUIT USING DCR SENSING
PGOOD
VR_TT#
VR_ON
VCCSENSE
DPRSLPVR
VSSSENSE
IMON
Rdroop
PSI#
CLK_EN#
VID<0:6>
PGOOD
VR_TT#
VR_ON
Rimon
11
o
IMON
C
Rdroop
Rbias
PSI#
Rntc
Rimon
o
C
Rbias
Rfset
Rntc
Rfset
RBIAS
NTC
PGOOD
VR_TT#
CLK_EN#
VIDs
PSI#
DPRSLPVR
VR_ON
VW
COMP
FB
VSEN
RTN
IMON
VDD
V+5
RBIAS
NTC
PGOOD
VR_TT#
CLK_EN#
PSI#
DPRSLPVR
VR_ON
VW
COMP
FB2
FB
VSEN
RTN
IMON
VIDs
(Bottom Pad)
ISL62883C
VCCP
VDD
V+5
V+5
VSS
(Bottom Pad)
ISL62883C
VCCP
V+5
VSS
VIN
UGATE2
UGATE1
PHASE2
LGATE2
PHASE1
LGATE1
Vin
BOOT2
BOOT1
VSSP2
VSSP1
PWM3
ISUM+
ISEN3
ISEN2
ISEN1
ISUM-
LGATE1a
VIN
UGATE2
UGATE1
PHASE2
LGATE2
PHASE1
Vin
ISL62883C
BOOT2
BOOT1
VSSP2
VSSP1
ISUM+
PWM3
ISEN2
ISEN1
ISUM-
(Continued)
FCCM
PWM
Cs3
Cs2
Cs2
Ri
Cn
ISL6208
V+5
GND
VCC
LGATE
UGATE
PHASE
BOOT
Ri
Cn
Rs3
Rs2
Rs1
Cs2
Cs1
o
C
Rs1
Rs2
Rn
Rsum3
Rsum2
Rsum1
Rsum2
Rsum1
Vin
L3
L2
L1
Vin
L2
L1
Rsen3
Rsen2
Rsen1
V
o
V
o
March 18, 2010
FN7557.1