MAX15038EVKIT+ Maxim Integrated Products, MAX15038EVKIT+ Datasheet - Page 6

• Manufacturer Part Number: MAX15038EVKIT+
• Description: EVALUATION KIT FOR MAX15038
• Manufacturer: Maxim Integrated Products

Specifications of MAX15038EVKIT+

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.8V
• Current - Output: 4A
• Voltage - Input: 2.9 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1MHz
• Board Type: Fully Populated
• Utilized Ic / Part: MAX15038
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

4A, 2MHz Step-Down Regulator
with Integrated Switches
(Typical values are V
6
_______________________________________________________________________________________
12
11
10
LOAD TRANSIENT
9
8
7
6
5
2.5
40μs/div
INPUT SHUTDOWN CURRENT
3.0
SOFT-START WAVEFORM
vs. INPUT VOLTAGE
IN
INPUT VOLTAGE (V)
3.5
(R
= V
LOAD
400μs/div
MAX15038 toc06
EN
4.0
= 0.5Ω)
= 5V, V
4.5
V
AC-COUPLED
100mV/div
2A
I
0A
OUT
OUT
OUT
V
MAX15038 toc09
5.0
EN
= 0V
= 1.8V, R
5.5
V
OUT
V
5V/div
V
1V/div
0V
V
I
EN
OUT
LX
LX
Typical Operating Characteristics (continued)
FREQ
(FORCED PWM, 2A LOAD)
SWITCHING WAVEFORMS
= 49.9kΩ, I
400ns/div
OUT
= 4A, T
MAX15038 toc07
A
= +25°C, circuit of Figure 1, unless otherwise noted.)
10
AC-COUPLED
50mV/div
2A/div
0A
5V/div
9
8
7
6
5
4
3
2
0.5
MAXIMUM OUTPUT CURRENT
SHUTDOWN WAVEFORM
V
vs. OUTPUT VOLTAGE
1.0
OUT
V
I
LX
LX
OUTPUT VOLTAGE (V)
(R
LOAD
10μs/div
1.5
= 0.5Ω)
SWITCHING WAVEFORMS
(SKIP MODE, NO LOAD)
2.0
2μs/div
MAX15038 toc10
2.5
V
1V/div
0V
V
5V/div
OUT
EN
MAX15038 toc08
0A
AC-COUPLED
100mV/div
1A/div
5V/div
0V