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| MIC5163_09 Datasheet, PDF (4/15 Pages) Micrel Semiconductor – Dual Regulator Controller for DDR3 GDDR3/4/5 Memory Termination | |||
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Micrel, Inc.
7. Start-up time is defined as the amount of time from EN = VCC to HSD = 90% of VCC
Test Circuit
MIC5163
VDDQ = 0.75-2.5V
VCC = 5V
220µF
EN
10µF
470pF
MIC5163
VDDQ HD
VCC
EN
LD
COMP VREF
FB
GND
SUD50N02-06P
VTT = 0.5*VDDQ
120pF
COUT = 3*560µF
10k
Figure 1. Test Circuit
April 2009
4
M9999-042209-A
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