MAX17000ETG(2011) 查看數據表（PDF） - Maxim Integrated
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MAX17000ETG Datasheet PDF : 32 Pages
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Complete DDR2 and DDR3 Memory
Power-Management Solution
Typical Operating Characteristics (continued)
(MAX17000 Circuit of Figure 1, VIN = 12V, VDD = VCC = 5V, SKIP = GND, TA = +25°C, unless otherwise noted.)
STARTUP WAVEFORM
(HEAVY LOAD)
MAX17000 toc09
SHUTDOWN WAVEFORM
(DISCHARGE MODE ENABLED)
MAX17000 toc10
SHDN
VDDQ
VTT
VTTR
PGOOD1
DL
VDDQ
VTTR
VTT
PGOOD2
PGOOD1
SHDN
ILX
ILX
DL
200µs/div
SHDN : 5V/div PGOOD1 : 2V/div RLOAD = 0.25Ω
VDDQ : 500mV/div ILX : 5A/div
SKIP = GND
VTT : 500mV/div DL : 5V/div
VTTR : 500mV/div
DL : 5V/div
VDDQ : 2V/div
VTT : 1V/div
VTTR : 1V/div
400µs/div
PGOOD2 : 5V/div
PGOOD1 : 5V/div
SHDN : 10V/div
ILX : 2A/div
STBY
VDDQ
VTT
STANDBY TRANSITION WAVEFORM
MAX17000 toc11
TON
DL
LX
ILX
STBY : 5V/div
VDDQ : 1V/div
VTT : 1V/div
TON: 10V/div
2ms/div
DL : 5V/div
LX : 10V/div
ILX : 2A/div
STBY
VDDQ
STANDBY TRANSITION WAVEFORM
MAX17000 toc12
VTT
TON
LX
DL
ILX
STBY : 5V/div
VDDQ : 2V/div
VTT : 1V/div
TON: 10V/div
200µs/div
LX : 10V/div
ILX : 10A/div
DL : 5V/div
SMPS LOAD-TRANSIENT RESPONSE
(SKIP MODE)
MAX17000 toc13
VDDQ
SMPS LOAD-TRANSIENT RESPONSE
(SKIP MODE)
MAX17000 toc14
VDDQ
LX
ILOAD
LX
ILOAD
ILX
20µs/div
VDDQ : 50mV/div
LX : 10V/div
ILOAD : 5A/div
ILX : 5A/div
ILX
20µs/div
VDDQ : 50mV/div
LX : 10V/div
ILOAD : 5A/div
ILX : 5A/div
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