ISL8024 View Datasheet(PDF) - Intersil
Part Name
Description
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ISL8024 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 5V/Div
PHASE 5V/Div
VOUT RIPPLE 20mV/Div
IL 0.2A/Div
SYNC 5V/Div
FIGURE 29. STEADY STATE OPERATION AT NO LOAD WITH
FREQUENCY = 4MHz
PHASE 5V/Div
VOUT RIPPLE 20mV/Div
IL 1A/Div
SYNC 5V/Div
FIGURE 30. STEADY STATE OPERATION AT FULL LOAD (PWM) WITH
FREQUENCY = 4MHz
PHASE 5V/Div
IL 2A/Div
VOUT 1V/Div
SYNC 5V/Div
FIGURE 31. OUTPUT SHORT CIRCUIT
VOUT 1V/Div
IL 2A/Div
SYNC 5V/Div
FIGURE 32. OUTPUT SHORT CIRCUIT RECOVERY
Typical Operating Performance for A Part 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.
PHASE 2V/Div
PHASE 2V/Div
VOUT RIPPLE 20mV/Div
IL 0.5A/Div
FIGURE 33. STEADY STATE OPERATION AT NO LOAD (PWM)
12
VOUT RIPPLE 20mV/Div
IL 1A/Div
FIGURE 34. STEADY STATE OPERATION AT NO LOAD (PFM)
FN7812.2
May 17, 2012
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