Intel Xeon Processor Multiprocessor Platform Design Guide

80
Processor Power Distribution Guidelines
Table 8-4. “Square” Pattern with Voltage Regulator Module Schematic Values
Component Description
Values
Resistance Inductance Capacitance
Outside OSCONs Bulk Capacitors 12 m
Ω / 6 3.1 nH / 6 6 × 560 µF
Inside OSCONs Bulk Capacitors 12 m
Ω / 8 3.1 nH / 8 8 × 560 µF
L1 VRM B – Proc B north 75 µΩ 20 pH -
L2 Proc B north - sense 300
µΩ 80 pH -
L3 Proc D north - sense 300
µΩ 80 pH -
L4 VRM D – Proc D north 75 µΩ 20 pH -
L5 Proc A north - sense 300
µΩ 80 pH -
L6 Proc C north - sense 300
µΩ 80 pH -
L7 VRM A – Proc A south 75
µΩ 20 pH -
L8 Proc A south - sense 300
µΩ 80 pH -
L9 Proc C south - sense 300
µΩ 80 pH -
L10 VRM C – Proc C south 75
µΩ 20 pH -