ISL6227 Datasheet, PDF (7/27 Pages) Intersil Corporation – Dual Mobile-Friendly PWM Controller with DDR Option

ISL6227
Typical Operation Performance (Continued)
V^VINⁱⁿ1¹
VVOo11
VVOo22
V_VIN_in1₁
V_VO_o1₁
V^VO^o2²
FIGURE 13. INPUT STEP-DOWN TRANSIENT AT PWM MODE
FIGURE 14. INPUT STEP-DOWN TRANSIENT AT HYS MODE
EENN11
PPGG11
SSOOFFTT11
VVOo1
FIGURE 15. SOFT-START INTERVAL AT ZERO INITIAL
VOLTAGE OF VO
V_VO_o1₁
VVPpHhAasSeE11
IL_IO_lo1₁
V_VO_o2₂
FIGURE 17. OPERATION AT LIGHT LOAD OF 100mA,
CHANNEL 1
7
EENN11
P_PG_G1₁
SSOOFFTT11
VVOo1
FIGURE 16. SOFT-START INTERVAL WITH NON-ZERO INITIAL
VOLTAGE OF VO
VVOo11
V_VPp_Hha_As_Se_E1₁
IL_IlO_o1₁
V^VOo2
FIGURE 18. OPERATION AT HEAVY LOAD OF 4A,
CHANNEL 1
FN9094.7
May 4, 2009