ISL8014EVAL2Z Intersil, ISL8014EVAL2Z Datasheet - Page 10

• Manufacturer Part Number: ISL8014EVAL2Z
• Description: EVALUATION BOARD FOR ISL8014
• Manufacturer: Intersil

Specifications of ISL8014EVAL2Z

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.8V
• Current - Output: 4A
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ISL8014
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

Typical Operating Performance
FIGURE 29. STEADY STATE OPERATION AT NO LOAD
FIGURE 31. STEADY STATE OPERATION AT NO LOAD
V
OUT
IL 2A/DIV
PG 5V/DIV
EN 2V/DIV
FIGURE 27. SOFT-START AT FULL LOAD
0.5V/DIV
WITH FREQUENCY = 2MHz
WITH FREQUENCY = 4MHz
V
OUT
V
OUT
RIPPLE 20mV/DIV
SYNCH 2V/DIV
SYNCH 2V/DIV
LX 2V/DIV
IL 1A/DIV
IL 0.5A/DIV
RIPPLE 20mV/DIV
10
LX 2V/DIV
ISL8014
(Unless otherwise noted, operating conditions are: T
V
C
VIN
1
= 2x22µF, C
FIGURE 30. STEADY STATE OPERATION AT FULL
FIGURE 32. STEADY STATE OPERATION AT FULL
= 2.5V to 5.5V, EN = V
FIGURE 28. SOFT-DISCHARGE SHUTDOWN
2
= 2x22µF, I
LOAD WITH FREQUENCY = 2MHz
LOAD (PWM) WITH FREQUENCY = 4MHz
V
OUT
V
SYNCH 2V/DIV
OUT
SYNCH 2V/DIV
IN
OUT
LX 2V/DIV
RIPPLE 20mV/DIV
IL 1A/DIV
IL 1A/DIV
LX 2V/DIV
, SYNCH = 0V, L = 1.5µH,
RIPPLE 20mV/DIV
= 0A to 4A)
.
(Continued)
V
November 23, 2009
OUT
PG 5V/DIV
EN 5V/DIV
A
IL 1A/DIV
0.5V/DIV
= +25°C,
FN6576.4