ISL8540EVAL1Z Intersil, ISL8540EVAL1Z Datasheet - Page 10

• Manufacturer Part Number: ISL8540EVAL1Z
• Description: EVALUATION BOARD FOR ISL8540
• Manufacturer: Intersil

Specifications of ISL8540EVAL1Z

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 5V
• Current - Output: 2A
• Voltage - Input: 9 ~ 40V
• Regulator Topology: Buck
• Frequency - Switching: 500kHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL8540
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Performance Curves
FIGURE 24. SOFT-START AT FULL LOAD
FIGURE 22. SOFT-START AT NO LOAD
10
Circuit of Figure 2, V
Typical values are at T
V
V
FIGURE 26. OUTPUT SHORT CIRCUIT
OUT
OUT
IL = 0.5A/DIV
EN = 5V/DIV
SS = 2V/DIV
EN = 5V/DIV
SS = 2V/DIV
IL = 1A/DIV
= 2V/DIV
= 2V/DIV
ISL8540
IN
A
= 24V, EN = 0V, FS = 500KHz, V
= +25°C. (Continued)
PRE-BIASED WITH 4V
FIGURE 23. SOFT-START WITH PRE-BIASED
PGOOD = 5V/DIV
V
FIGURE 25. OUTPUT SHORT CIRCUIT
OUT
LX = 10V/DIV
IL = 2A/DIV
= 2V/DIV
OUT
= 5V, unless otherwise noted.
PGOOD = 5V/DIV
V
V
OUT
September 9, 2008
OUT
IL = 0.5A/DIV
LX = 10V/DIV
EN = 5V/DIV
SS = 2V/DIV
IL = 2A/DIV
= 1V/DIV
= 2V/DIV
FN6495.5