ISL62386 Datasheet, PDF (9/20 Pages) Intersil Corporation – High-Efficiency, Quad Output System Power Supply Controller for Notebook Computers

Typical Performance (Continued)
1) CH1: 50mV 2V 2µs
2) CH2: 10V 2µs
3) CH3: 50mV 2µs
4) CH4: 10V 2µs
V_O1
PHASE1
V_O2
PHASE2
ISL62386
1) CH1: 50mV 10µs
2) CH2: 10V 10µs
3) CH3: 50mV 10µs
4) CH4: 10V 10µs
V_O1
PHASE1
V_O2
PHASE2
FIGURE 11. CCM STEADY-STATE OPERATION,V_IN = 12V,
V_O1 = 3.3V, I_O1 = 5A, V_O2 = 5V, I_O2 = 5A
1) CH1: 50mV 20µs
2) CH2: 10mV 20µs
3) CH3: 50mV 20µs
4) CH4: 10V 20µs
V_O1
PHASE1
V_O2
PHASE2
FIGURE 13. AUDIO FILTER OPERATION, V_IN = 12V,
V_O1 = 3.3V, V_O2 = 5V, NO LOAD
1) CH1: 50mV 20µs
2) CH2: 10V 20µs
4) CH4: 5A 20µs
V_O1
PHASE1
I_O1
FIGURE 15. LOAD INSERTION RESPONSE, V_IN = 12V,
V_O1 = 3.3V, I_O1 = 0.1A/8.1A @ 2.5A/µs
9
FIGURE 12. DCM STEADY-STATE OPERATION,V_IN = 12V,
V_O1 = 3.3V, I_O1 = 0. 2A, V_O2 = 5V, I_O2 = 0. 2A
1) CH1: 50mV 100µs
2) CH2: 10V 100µs
4) CH4: 5A 100µs
V_O1
PHASE1
I_O1
FIGURE 14. TRANSIENT RESPONSE, V_IN = 12V, V_O1 = 3.3V,
I_O1 = 0.1A/8.1A @ 2.5A/µs
1) CH1: 50mV 20µs
2) CH2: 10V 20µs
V_O1
4) CH4: 5A 20µs
PHASE1
I_O1
FIGURE 16. LOAD RELEASE RESPONSE, V_IN = 12V,
V_O1 = 3.3V, I_O1 = 0.1A/8.1A @ 2.5A/µs
FN6831.0
February 4, 2009