ISL8023 View Datasheet(PDF) - Intersil
Part Name
Description
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ISL8023 Datasheet PDF : 20 Pages
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ISL8023, ISL8024
Typical Operating Performance Unless otherwise noted, operating conditions are: TA = +25°C, VVIN = 5V, EN = VIN,
SYNC = VIN, L = 1.0µH, C1 = 22µF, C2 = 2 x 22µF, IOUT = 0A to 4A. (Continued)
PHASE 2V/Div
PHASE 2V/Div
VOUT RIPPLE 20mV/Div
IL 1A/Div
FIGURE 17. STEADY STATE OPERATION AT NO LOAD (PWM)
VOUT RIPPLE 20mV/Div
IL 1A/Div
FIGURE 18. STEADY STATE OPERATION AT NO LOAD (PFM)
PHASE 2V/Div
IL 2A/Div
VOUT RIPPLE 20mV/Div
FIGURE 19. STEADY STATE OPERATION WITH FULL LOAD
VOUT RIPPLE 50mV/Div
IL 2A/Div
FIGURE 21. LOAD TRANSIENT (PFM)
10
VOUT RIPPLE 50mV/Div
IL 2A/Div
FIGURE 20. LOAD TRANSIENT (PWM)
EN 2V/Div
VOUT 1V/Div
IL 1A/Div
PG 5V/Div
FIGURE 22. SOFT-START WITH NO LOAD (PWM)
FN7812.2
May 17, 2012
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