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| ISL70003SEH Datasheet, PDF (15/32 Pages) Intersil Corporation – Acceptance tested to 50krad | |||
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ISL70003SEH
Typical Performance Curves Unless otherwise noted, VIN = 12V, VOUT = 3.3V, IOUT = 3A, fSW = 500kHz,
CIN = 4x 100µF + 5x1µF, LOUT = 3.3µH, COUT = 3x 150µF + 1µF, TA = +25°C, All outputs active. (Continued)
ENABLE, 5V/DIV
ENABLE, 5V/DIV
LXx VOLTAGE, 5V/DIV
INDUCTOR CURRENT, 2A/DIV
OUTPUT VOLTAGE, 2V/DIV
PGOOD, 10V/DIV
FIGURE 24. MONOTONIC SOFT-START WITH NO LOAD, CCM
OUTPUT VOLTAGE, 2V/DIV
PGOOD, 10V/DIV
FIGURE 25. MONOTONIC SOFT-START WITH 6A LOAD, CCM
ENABLE, 5V/DIV
LXx VOLTAGE, 5V/DIV
ENABLE, 5V/DIV
LXx VOLTAGE, 5V/DIV
OUTPUT VOLTAGE, 2V/DIV
PGOOD, 10V/DIV
FIGURE 26. MONOTONIC SOFT-START WITH 1.5V PREBIASED LOAD
OUTPUT VOLTAGE, 2V/DIV
PGOOD, 10V/DIV
FIGURE 27. MONOTONIC SOFT-START WITH NO LOAD, DEM
LXx VOLTAGE, 5V/DIV
INDUCTOR CURRENT, 1A/DIV
OUTPUT VOLTAGE, 20mV/DIV
FIGURE 28. STEADY STATE OPERATION NO LOAD, CCM
LXx VOLTAGE, 5V/DIV
INDUCTOR CURRENT, 2A/DIV
OUTPUT VOLTAGE, 20mV/DIV
FIGURE 29. STEADY STATE OPERATION FULL LOAD, CCM
Submit Document Feedback 15
FN8604.5
May 12, 2016
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