ISL6227_07 Datasheet, PDF (6/28 Pages) Intersil Corporation – Dual Mobile-Friendly PWM Controller with DDR Option

ISL6227
Typical Operation Performance (Continued)
Vo1
Vo1
Vphase1
Vphase1
Ilo1
Vo2
FIGURE 7. LOAD TRANSIENT (0 - 3A AT CHANNEL 1)
(DIODE EMULATION MODE)
Ilo1
Vo2
FIGURE 8. LOAD TRANSIENT (0 - 3A AT CHANNEL 1)
(FORCED PWM MODE)
Vo1
Vphase2
Ilo2
Vo2
FIGURE 9. LOAD TRANSIENT (0 - 2A AT CHANNEL 2)
(DIODE EMULATION MODE)
Vo1
Vphase2
Ilo2
Vo2
FIGURE 10. LOAD TRANSIENT (0 - 3A AT CHANNEL 2)
(FORCED PWM MODE)
Vin1
Vo1
Vo2
Vin1
Vo1
Vo2
FIGURE 11. INPUT STEP-UP TRANSIENT AT PWM MODE
6
FIGURE 12. INPUT STEP-UP TRANSIENT AT HYS MODE
FN9094.4
December 21, 2006