isl62881 Intersil Corporation, isl62881 Datasheet - Page 26

• Manufacturer Part Number: isl62881
• Description: Single-phase Pwm Regulator For Imvp-6.5? Mobile Cpus And Gpus
• Manufacturer: Intersil Corporation

OPTIONAL
----
----
VCORE
----
----
DPRSLPVR
CLK_EN#
OPTIONAL
VCCSENSE
VSSSENSE
100PF 422K
PGOOD
C3
VR_ON
+3.3V
VID0
VID1
VID2
VID3
VID4
VID5
VID6
IN
27PF
C6
OUT
OUT
R7
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
R17
R18
10
IN
IN
10
4.87K
R10
4.22K
R11
470PF
C11
----
----
147K
R16
OPTIONAL
29
1
2
3
4
5
6
7
R20
0
CLK_EN#
PGOOD
RBIAS
VW
COMP
FB
VSEN
EP
ISL62881HRZ
-----------
-----------
DNP
OPTIONAL
C81 R109
U6
1.91K
FIGURE 26. CPU APPLICATION REFERENCE DESIGN
R30
DNP
R37
1
LGATE
PHASE
UGATE
R40
VID1
VID0
VCCP
VSSP
0
IN
IN
21
20
19
18
17
16
15
+5V
VIN
PLACE NEAR L1
VIN
IN
IN
3.65K
+5V
R63
OUT
IN
VSSSENSE
IMON
R56
0
0.22UF
C30
Q2
Q3
IRF7821
IRF7832
Q9
IRF7832
0.45UH
L1
LAYOUT NOTE:
ROUTE UGATE TRACE IN PARALLEL
WITH THE PHASE TRACE GOING TO
THE SOURCE OF Q2 AND Q8
ROUTE LGATE TRACE IN PARALLEL
WITH THE VSSP TRACE GOING TO
THE SOURCE OF Q3 AND Q9
OUT
VCORE