QUANTA W Mainboard Series S210-MBT2W, Technical Manual

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A
BOUT THE
S
ERVER
E
FFICIENCY
T
ARGETS
1-94
[1.3.275] Efficiency Targets
[1.3.276] In the absence of marketing requirements the effi-
ciency targets have been worked out between Product Archi-
tecture and EPC Architecture and EPC Design team.

VCCP, >87% peak, >85% TDC

VDDQ, >92% peak, >90% TDC

VSA & VTT, >88% peak, >86% TDC
[1.3.277] VR Selection

VCCP/VSA

4+1 phase with heat sink - S210-MBT2W Server SKU
(135W) - May be 5+1 depending on thermals

6+1 phase with heat sink - S210-MBT2W Extreme
Server SKU SKU (150W)

Non-coupled inductor

ISL6366 controller (drop in ISL6366A when validated)

Ciclon FETs (Metal Top)

VDDQ

2-phase with heat sink

Non-coupled inductor

ISL6353

Ciclon FETs (Metal Top)

VTT

1-phase without heat sink (pending thermals)

Infinion OptiMOS25V FETs (Plastic Top) 1up and 2
down