ISL6266AHRZ Datasheet, PDF (13/30 Pages) Intersil Corporation – Two-phase Core Controllers (Montevina, IMVP-6+)

ISL6266, ISL6266A
Typical Performance Curves (Continued)
DPRSLPVR/PSI
V_OUT
PHASE1
PHASE2
PHASE1
PHASE2
DPRSLPVR
V_OUT
FIGURE 20. C4 ENTRY WITH VID CHANGE 0011X00 FROM
1.2V TO 1.15V, I_LOAD = 2A, TRANSITION OF
2-CCM TO 1-DCM, PSI# TOGGLE FROM 1 TO 0
WITH DPRSLPVR FROM 0 TO 1
DPRSLPVR
PHASE1
PHASE2
V_OUT
FIGURE 21. VID3 CHANGE OF 010X000 FROM 1V TO 1.1V
WITH DPRSLPVR = 0, DPRSTP# = 1, PSI# = 1
V_OUT
IMVP-6_PWRGD
I_OUT
FIGURE 22. C4 ENTRY WITH VID CHANGE OF 011X011 FROM
0.8625V TO 0.7625V, I_LOAD = 3A, 1-CCM TO
1-DCM
IMVP-6_PWRGD
V_OUT
PHASE1
FIGURE 24. 1.7V OVERVOLTAGE PROTECTION SHOWS
OUTPUT VOLTAGE PULLED TO 0.9V AND PWM
TRI-STATE
13
FIGURE 23. OVERCURRENT PROTECTION
VID3
V_OUT
PMON UNFILTERED
PMON FILTERED
FIGURE 25. VID TRANSITION FROM 1V TO 1.10V I_LOAD = 24A,
EXTERNAL FILTER 40kΩ AND 100pF AT PMON
FN6398.3
June 14, 2010