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ISL62381_11 Datasheet, PDF (10/23 Pages) Intersil Corporation – High-Efficiency, Quad or Triple-Output System Power Supply Controller for Notebook Computers
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ISL62381, ISL62382, ISL62383, ISL62381C, ISL62382C, ISL62383C
Typical Performance (Continued)
VO1
FB1
PGOOD1
EN1
VO1
FB1
PGOOD1
EN1
FIGURE 9. ENABLE CONTROL, EN1 = HIGH, VIN = 12V,
VO = 3.3V, IO = 5A
FIGURE 10. ENABLE CONTROL, EN1 = LOW, VIN = 12V,
VO = 3.3V, IO = 5A
VO1
PHASE1
VO2
PHASE2
FIGURE 11. CCM STEADY-STATE OPERATION,VIN = 12V,
VO1 = 3.3V, IO1 = 5A, VO2 = 5V, IO2 = 5A
VO1
PHASE1
VO2
PHASE2
FIGURE 13. AUDIO FILTER OPERATION, VIN = 12V,
VO1 = 3.3V, VO2 = 5V, NO LOAD
10
VO1
PHASE1
VO2
PHASE2
FIGURE 12. DCM STEADY-STATE OPERATION,VIN = 12V,
VO1 = 3.3V, IO1 = 0. 2A, VO2 = 5V, IO2 = 0. 2A
VO1
PHASE1
IO1
FIGURE 14. TRANSIENT RESPONSE, VIN = 12V, VO = 3.3V,
IO = 0.1A/8.1A @ 2.5A/µs
FN6665.5
May 13, 2011
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