ISL62881_14 Datasheet, PDF (9/35 Pages) Intersil Corporation – Single-Phase PWM Regulator for IMVP-6.5 Mobile CPUs and GPUs

ISL62881, ISL62881B
Simplified Application Circuits (Continued)
V+5 V+5 VIN
RBIAS
VDD VCCP VIN
RBIAS
PGOOD
CLK_EN#
VID<0:6>
DPRSLPVR
VR_ON
RDROOP
PGOOD
CLK_EN#
VIDS
DPRSLPVR
VR_ON
VW
ISL62881
RFSET
BOOT
COMP
FB
UGATE
PHASE
LGATE
VSSP
VSEN
ISUM+
VCCSENSE
VSSSENSE
RIMON
IMON
RIS
RTN
CN
CIS
RI
IMON
ISUM-
(BOTTOM PAD)
VSS
VIN
L
RSUM
RSEN
VO
FIGURE 2. ISL62881 TYPICAL APPLICATION CIRCUIT USING RESISTOR SENSING
9
FN6924.3
June 16, 2011