ISL62883C Datasheet, PDF (40/43 Pages) Intersil Corporation – Multiphase PWM Regulator for IMVP-6.5™ Mobile CPUs and GPUs

ISL62883C
Typical Performance (Continued)
FIGURE 48. 2-PHASE MODE LOAD INSERTION
RESPONSE WITH OVERSHOOT REDUCTION
FUNCTION DISABLED, 3-PHASE
CONFIGURATION, PSI# = 0,
DPRSLPVR = 0, V_IN = 12V, VID = 0.875V,
I_O = 4A/17A, di/d = “FASTEST
FIGURE 49. 2-PHASE MODE LOAD INSERTION
RESPONSE WITH OVERSHOOT REDUCTION
FUNCTION DISABLED, 3-PHASE
CONFIGURATION, PSI# = 0, DPRSLPVR=0,
V_IN = 12V, VID = 0.875V, I_O = 4A/17A,
di/dt = “FASTEST”
FIGURE 50. PHASE ADDING/DROPPING (PSI#
TOGGLE), I_O = 15A, VID = 1.075V,
Ch1: PHASE1, Ch2: V_O, Ch3: PHASE2,
Ch4: PHASE3
FIGURE 51. 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: PHASE3
FIGURE 52. VID ON THE FLY, 1.075V/0.875V,
3-PHASE CONFIGURATION, PSI# = 1,
DPRSLPVR=0, Ch1: PHASE1, Ch2: V_O,
Ch3: PHASE2, Ch4: PHASE3
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FIGURE 53. VID ON THE FLY, 1.075V/0.875V,
3-PHASE CONFIGURATION, PSI# = 0,
DPRSLPVR=0, Ch1: PHASE1, Ch2: V_O,
Ch3: PHASE2, Ch4: PHASE3
FN7557.1
March 18, 2010