ISL6558EVAL1 Intersil, ISL6558EVAL1 Datasheet - Page 13

• Manufacturer Part Number: ISL6558EVAL1
• Description: EVAL BOARD W/LOAD TESTER ISL6
• Manufacturer: Intersil
• Series: Endura™r

Specifications of ISL6558EVAL1

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Power - Output: 150W
• Voltage - Output: 1.5V
• Current - Output: 100A
• Voltage - Input: 5V, 12V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: HIP6601, ISL6558
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2. Transient Response with Lo = 650nH
(5 Turns)
Note that the measurement is taken without having the
C300 (1000µF) input capacitor on the board. The
transient response with 650nH output inductance is
shown in Figures 19 to 24.
FIGURE 20. EXPANSION OF STEP-UP TRANSIENTS
FIGURE 19. TRANSIENT RESPONSE WITH DROOP
V
V
O
O
13
I
O
(28A/DIV)
I
IN
I
O
(28A/DIV)
Application Note 1029
FIGURE 22. TRANSIENT RESPONSE WITHOUT DROOP
FIGURE 21. EXPANSION OF STEP-DOWN TRANSIENTS
I
O
(28A/DIV)
V
O
I
O
(28A/DIV)
V
O
July 31, 2009
AN1029.3