MAX17000EVKIT+ Maxim Integrated Products, MAX17000EVKIT+ Datasheet - Page 10

• Manufacturer Part Number: MAX17000EVKIT+
• Description: KIT EVAL FOR MAX17000
• Manufacturer: Maxim Integrated Products

Specifications of MAX17000EVKIT+

• Main Purpose: Special Purpose DC/DC, DDR Memory Supply
• Outputs And Type: 3, Non-Isolated
• Power - Output: 19.8W
• Voltage - Output: 1.8V, 0.9V, 0.9V
• Current - Output: 10A, 2A, 3mA
• Voltage - Input: 7 ~ 20V
• Regulator Topology: Buck
• Frequency - Switching: 300kHz
• Board Type: Fully Populated
• Utilized Ic / Part: MAX17000
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Complete DDR2 and DDR3 Memory
Power-Management Solution
(MAX17000 Circuit of Figure 1, V
10
PGOOD2
PGOOD1
VDDQ
VTTR
VTT
DL
I
50
40
30
20
10
LX
0
______________________________________________________________________________________
DL : 5V/div
VDDQ : 1V/div
VTT : 1V/div
VTTR : 1V/div
2.0
SAMPLE SIZE = 150
OUTPUT OVERLOAD WAVEFORM
VTT SOURCE CURRENT LIMIT
2.5
CURRENT LIMIT (A)
400µs/div
3.0
PGOOD2 : 2V/div
PGOOD1 : 2V/div
I
LX
3.5
: 10A/div
+85°C
+25°C
IN
MAX17000 toc15
= 12V, V
4.0
DD
= V
0.79
0.78
0.77
0.76
0.75
0.74
0.73
0.72
Typical Operating Characteristics (continued)
50
40
30
20
10
0
CC
-2.0
-4.0
V
SAMPLE SIZE = 150
= 5V, SKIP = GND, T
TTI
vs. SOURCE/SINK LOAD CURRENT
-1.5 -1.0
= 18V
VTT SINK CURRENT LIMIT
-3.5
LOAD CURRENT (A)
CURRENT LIMIT (A)
VTT VOLTAGE
-0.5
-3.0
0
0.5
-2.5
A
1.0
= +25°C, unless otherwise noted.)
+85°C
+25°C
1.5
-2.0
2.0
PGOOD1
PGOOD2
VDDQ
VTTR
VTT
50
40
30
20
10
DL
I
LX
0
-15.0
DL : 5V/div
I
VDDQ : 2V/div
VTT : 1V/div
LX
VTT OFFSET VOLTAGE DISTRIBUTION
SAMPLE SIZE = 150
VTT OVERLOAD FAULT WAVEFORMS
: 2A/div
-12.5
OFFSET VOLTAGE (mV)
AT 300mA LOAD
(5ms TIMER)
1ms/div
-10.0
VTTR : 1V/div
PGOOD1 : 2V/div
PGOOD2 : 2V/div
-7.5
+85°C
+25°C
MAX17000 toc20
-5.0