ISL8014EVAL2Z Intersil, ISL8014EVAL2Z Datasheet - Page 8
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ISL8014EVAL2Z
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ISL8014EVAL2Z
Manufacturer:
Intersil
Quantity:
2
Typical Operating Performance
FIGURE 15. OUTPUT VOLTAGE REGULATION vs VIN
FIGURE 17. STEADY STATE OPERATION AT NO LOAD
FIGURE 19. STEADY STATE OPERATION WITH FULL
1.830
1.820
1.810
1.800
1.790
1.780
1.770
1.760
1.750
LX 2V/DIV
LX 2V/DIV
IL 2A/DIV
V
IL 0.5A/DIV
V
OUT
OUT
2.0
RIPPLE 20mV/DIV
RIPPLE 20mV/DIV
(PWM V
(PWM)
LOAD
2.5
4A LOAD PWM
3.0
OUT
INPUT VOLTAGE (V)
= 1.8 )
3.5
8
4.0
4.5
0A LOAD PWM
5.0
5.5
ISL8014
(Unless otherwise noted, operating conditions are: T
V
C
VIN
1
= 2x22µF, C
FIGURE 16. OUTPUT VOLTAGE REGULATION vs VIN
FIGURE 18. STEADY STATE OPERATION AT NO LOAD
= 2.5V to 5.5V, EN = V
1.830
1.820
1.810
1.800
1.790
1.780
1.770
1.760
1.750
LX 2V/DIV
LX 2V/DIV
FIGURE 20. MODE TRANSITION CCM TO DCM
V
IL 1A/DIV
IL 0.5A/DIV
OUT
2.0
RIPPLE 50mV/DIV
2
= 2x22µF, I
(PFM V
(PFM)
2.5
3.0
OUT
INPUT VOLTAGE (V)
IN
OUT
4A LOAD
, SYNCH = 0V, L = 1.5µH,
= 1.8V)
3.5
= 0A to 4A)
V
OUT
4.0
RIPPLE 20mV/DIV
.
(Continued)
4.5
November 23, 2009
A
0A LOAD
= +25°C,
5.0
FN6576.4
5.5