ISL6227_07 Datasheet, PDF (9/28 Pages) Intersil Corporation – Dual Mobile-Friendly PWM Controller with DDR Option

ISL6227
Typical Operation Performance (Continued)
VDDQ
PGOOD1
VTT
IL1
FIGURE 25. VIN = 19V, VDDQ 3A STEP LOAD, VTT 0A LOAD
VDDQ
PGOOD1
VTT
IL1
FIGURE 26. VIN = 19V, VDDQ 3A STEP LOAD, VTT 3A LOAD
VDDQ
VTT
OCSET2
IL2
FIGURE 27. VIN = 19V, LOAD STEP ON VTT,
VDDQ HYS MODE, 0.14A
VDDQ
Vin
VTT
OCSET2
FIGURE 29. INPUT LINE TRANSIENT IN DDR MODE
9
VDDQ
VTT
OCSET2
IL2
FIGURE 28. VIN = 19V, LOAD STEP ON VTT,
VDDQ PWM MODE, 0.14A
VTT
EN1
VDDQ
IL1
FIGURE 30. VTT FOLLOWS VDDQ, ENABLE 2 IS HIGH
FN9094.4
December 21, 2006