isl62883c Intersil Corporation, isl62883c Datasheet - Page 37

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

Typical Performance
FIGURE 32. 3-PHASE CCM EFFICIENCY,
FIGURE 34. 2-PHASE CCM EFFICIENCY,
FIGURE 36. 1-PHASE DEM EFFICIENCY, VID = 0.875V,
95
90
85
80
75
70
65
60
95
90
85
80
75
70
65
60
92
90
88
86
84
82
80
78
76
74
72
70
0.1
0
0
1
5
VID = 1.075V, V
AND V
VID = 0.875V, V
AND V
V
V
2
10 15 20 25 30 35 40 45 50 55 60 65
IN1
IN
= 8V
3
V
V
IN
= 8V, V
V
IN
IN
IN3
IN3
4
= 8V
= 8V
V
= 19V
IN
1
5
V
= 19V
= 19V
= 12.6V
IN
IN2
6
= 12.6V
37
I
OUT
I
I
OUT
OUT
7
= 12.6V AND V
IN1
IN1
V
V
(A)
IN
(A)
IN
(A)
8
= 19V
= 12.6V
= 8V, V
= 8V, V
9
V
IN
10
10 11 12 13 14 15
= 19V
IN2
IN2
IN3
= 12.6V
= 12.6V
= 19V
100
ISL62883C
FIGURE 33. 3-PHASE CCM LOAD LINE, VID = 1.075V,
FIGURE 35. 2-PHASE CCM LOAD LINE, VID = 0.875V,
FIGURE 37. 1-PHASE DEM LOAD LINE, VID = 0.875V,
0.885
0.875
0.865
0.855
0.845
0.835
0.825
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.885
0.875
0.865
0.855
0.845
0.835
0.825
0
0
0
1
1
5
V
V
V
2
IN1
IN1
IN1
2
10 15 20 25 30 35 40 45 50 55 60 65
3
3
= 8V, V
= 8V, V
= 8V, V
4
4
5
5
IN2
IN2
IN2
6
6
I
I
OUT
I
7
OUT
OUT
= 12.6V AND V
= 12.6V AND V
= 12.6V AND V
7
8
(A)
(A)
(A)
8
9
9
10 11 12 13 14 15
10 11 12 13 14 15
IN3
IN3
IN3
March 18, 2010
= 19V
= 19V
= 19V
FN7557.1