ISL62882 Datasheet, PDF (37/42 Pages) Intersil Corporation – Multiphase PWM Regulator for IMVP-6.5 Mobile CPUs and GPUs

ISL62882, ISL62882B
Typical Performance (Continued)
FIGURE 44. LOAD TRANSIENT RESPONSE WITH
OVERSHOOT REDUCTION FUNCTION
DISABLED, V_IN = 19V, VID = 1.075V,
I_O = 15A/50A, di/dt = “FASTEST”
FIGURE 45. LOAD TRANSIENT RESPONSE WITH
OVERSHOOT REDUCTION FUNCTION
DISABLED, V_IN = 19V, VID = 1.075V,
I_O = 15A/50A, di/dt = “FASTEST”
FIGURE 46. 2-PHASE CPU MODE DEEPER SLEEP
MODE ENTRY/EXIT, I_O = 1.5A, HFM
VID = 1.075V, LFM VID = 0.875V,
DEEPER SLEEP VID = 0.875V,
Ch1: PHASE1, Ch2: V_O, Ch3: PHASE2,
CH4: DPRSLPVR
FIGURE 47. 2-PHASE CPU MODE VID ON THE FLY,
1.075V/0.875V, 2-PHASE
CONFIGURATION, PSI# = 1,
DPRSLPVR = 0, Ch1: PHASE1, Ch2: V_O,
Ch3: PHASE2
FIGURE 48. PHASE ADDING (PSI# TOGGLE),
I_O = 15A, VID = 1.075V, Ch1: PHASE1,
Ch2: V_O, Ch3: PHASE2, Ch4: N/A
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FIGURE 49. PHASE DROPPING (PSI# TOGGLE),
I_O = 15A, VID = 1.075V, Ch1: PHASE1,
Ch2: V_O, Ch3: PHASE2, Ch4: N/A
FN6890.2
April 29, 2010