isl62883c Intersil Corporation, isl62883c Datasheet - Page 41

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

Typical Performance
FIGURE 54. VID ON THE FLY, 1.075V/0.875V,
FIGURE 56. LOAD TRANSIENT RESPONSE WITH
FIGURE 58. 1.55V OVP, Ch1: PHASE1, Ch2: V
3-PHASE CONFIGURATION, PSI# = 0,
DPRSLPVR = 1, Ch1: PHASE1, Ch2: V
Ch3: PHASE2, Ch4: PHASE3
OVERSHOOT REDUCTION FUNCTION
ENABLED, V
CPU TEST CONDITION: VID = 0.95V,
I
LL = 1.9mW, Ch1: LGATE1, Ch2: V
LGATE2, Ch4: ISL6208 LGATE
LGATE1
O
= 12A/51A, di/dt = “FASTEST”,
IN
41
= 12V, SV CLARKSFIELD
(Continued)
O
O
, Ch3:
, Ch3:
O
ISL62883C
,
FIGURE 55. VID ON THE FLY, 1.075V/0.875V,
FIGURE 57. REFERENCE DESIGN LOOP GAIN T2(s)
FIGURE 59. REFERENCE DESIGN FDIM RESULT
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
1k
3-PHASE CONFIGURATION, PSI# = 1,
DPRSLPVR = 1, Ch1: PHASE1, Ch2: V
Ch3: PHASE2, Ch4: PHASE3
MEASUREMENT RESULT
PSI# = 0, DPRSLPVR = 0, 2-PHASE CCM
PSI# = 1, DPRSLPVR = 0, 3-PHASE CCM
10k
FREQUENCY (Hz)
Phase Margin
Gain
100k
March 18, 2010
FN7557.1
O
1M
,