MAX17000EVKIT+ Maxim Integrated Products, MAX17000EVKIT+ Datasheet - Page 9

• 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

PGOOD1
(MAX17000 Circuit of Figure 1, V
SHDN
VDDQ
VDDQ
VTTR
STBY
TON
VTT
VTT
I
DL
I
LX
DL
LX
LX
SHDN : 5V/div
VDDQ : 500mV/div
VTT : 500mV/div
VTTR : 500mV/div
STBY : 5V/div
VDDQ : 2V/div
VTT : 1V/div
TON: 10V/div
STANDBY TRANSITION WAVEFORM
STARTUP WAVEFORM
(HEAVY LOAD)
PGOOD1 : 2V/div
I
DL : 5V/div
200µs/div
LX
200µs/div
_______________________________________________________________________________________
: 5A/div
LX : 10V/div
I
DL : 5V/div
LX
R
SKIP = GND
IN
MAX17000 toc09
MAX17000 toc12
LOAD
: 10A/div
= 12V, V
Complete DDR2 and DDR3 Memory
= 0.25Ω
DD
PGOOD2
PGOOD1
VDDQ
SHDN
VDDQ
= V
VTTR
I
LOAD
VTT
Typical Operating Characteristics (continued)
I
DL
LX
I
LX
LX
CC
DL : 5V/div
VDDQ : 2V/div
VTT : 1V/div
VTTR : 1V/div
VDDQ : 50mV/div
LX : 10V/div
Power-Management Solution
SMPS LOAD-TRANSIENT RESPONSE
= 5V, SKIP = GND, T
(DISCHARGE MODE ENABLED)
SHUTDOWN WAVEFORM
(SKIP MODE)
400µs/div
20µs/div
PGOOD2 : 5V/div
PGOOD1 : 5V/div
SHDN : 10V/div
I
LX
A
: 2A/div
I
I
= +25°C, unless otherwise noted.)
LOAD
LX
MAX17000 toc10
MAX17000 toc13
: 5A/div
: 5A/div
VDDQ
VDDQ
STBY
I
LOAD
TON
VTT
DL
LX
I
LX
I
LX
LX
STBY : 5V/div
VDDQ : 1V/div
VTT : 1V/div
TON: 10V/div
VDDQ : 50mV/div
LX : 10V/div
SMPS LOAD-TRANSIENT RESPONSE
STANDBY TRANSITION WAVEFORM
(SKIP MODE)
20µs/div
2ms/div
DL : 5V/div
LX : 10V/div
I
I
I
LX
LOAD
LX
MAX17000 toc11
MAX17000 toc14
: 2A/div
: 5A/div
: 5A/div
9