MIC5162 Datasheet, PDF (10/11 Pages) Micrel Semiconductor – Dual Regulator Controller For High-Speed Bus Termination

MIC5162
Micrel, Inc.
V_DDQ = 1.8V
GND
SUB75N03-07
V_CC 5V
150µF/10V
Oscon
1µF
10V
EN
120pF
VDDQ
VCC
HSD
EN
MIC5162BMM _SUB75N03-07
VREF
LSD
Comp
220pF
FB
SUB75N03-07
SUB75N03-07
3.01K
Figure 4. DDR2 Termination
V_TT = 0.9V@+/-7A
680µF/4V
Oscon
GND
MIC5162 DDR2
40
30
20
10
0
-10
-20
-30
-40-7 _{-5 -3 -1 1 3 5 7}
CURRENT (A)
-7A Load Transient
7A Load Transient
TIME (200µs/div)
M9999-092004
TIME (200µs/div)
10
February 2005