ISL6227 Datasheet, PDF (6/27 Pages) Intersil Corporation – Dual Mobile-Friendly PWM Controller with DDR Option

ISL6227
Typical Operation Performance (Continued)
VVOo11
VVOo1
V_VP_pH_hA_aS_seE₁1
V_VP_pH_hA_aS_seE₁1
IL_IlO_o1₁
VO_V2_o2
FIGURE 7. LOAD TRANSIENT (0A TO 3A AT CHANNEL 1)
(DIODE EMULATION MODE)
I_IL_loO₁1
V_VO_o2₂
FIGURE 8. LOAD TRANSIENT (0A TO 3A AT CHANNEL 1)
(FORCED PWM MODE)
VVOo11
V^Vp^Ph^Ha^As^Se2^E2
IL_IlO_o2₂
VO_V2_o2
FIGURE 9. LOAD TRANSIENT (0A TO 2A AT CHANNEL 2)
(DIODE EMULATION MODE)
V_VO_o1₁
VVPHphAaSseE22
ILIlOo2
V_VO2_o2
FIGURE 10. LOAD TRANSIENT (0A TO 3A AT CHANNEL 2)
(FORCED PWM MODE)
VVIiNn1
VOo11
V^Oo2²
VVINin11
V_VO_o1₁
V_VO_o2₂
FIGURE 11. INPUT STEP-UP TRANSIENT AT PWM MODE
6
FIGURE 12. INPUT STEP-UP TRANSIENT AT HYS MODE
FN9094.7
May 4, 2009