isl62883c Intersil Corporation, isl62883c Datasheet - Page 10

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

Gate Driver Timing Diagram
Simplified Application Circuits
UGATE
LGATE
PWM
VCCSENSE
DPRSLPVR
VSSSENSE
CLK_EN#
VID<0:6>
FIGURE 1. TYPICAL 3-PHASE APPLICATION CIRCUIT USING DCR SENSING
PGOOD
VR_TT#
VR_ON
IMON
t
Rdroop
PSI#
FL
10
Rimon
o
C
Rbias
Rntc
t
1V
LGFUGR
Rfset
RBIAS
NTC
PGOOD
VR_TT#
CLK_EN#
PSI#
DPRSLPVR
VR_ON
VW
VIDs
COMP
FB
VSEN
RTN
IMON
VDD
V+5
(Bottom Pad)
ISL62883C
t
VCCP
RU
VSS
V+5
VIN
UGATE2
UGATE1
PHASE2
LGATE2
PHASE1
LGATE1
Vin
BOOT2
BOOT1
VSSP2
VSSP1
ISUM+
PWM3
ISEN3
ISEN2
ISEN1
ISUM-
ISL62883C
1V
t
UGFLGR
t
Cs3
Cs2
Cs1
Ri
PWM
FCCM
Cn
FU
ISL6208
V+5
VCC
GND
UGATE
PHASE
LGATE
BOOT
o
Rs3
Rs2
Rs1
C
Rn
t
RL
Rsum3
Rsum2
Rsum1
Vin
L3
L2
L1
V
o
March 18, 2010
FN7557.1