OBC-PF-VPX Power Estimator for MPFS460T VPX Systems
CAVU · AEROSPACE
OBC-PF-VPX Power Estimator
Live Model
MPFS460T · 3U VPX · REV A
Total Input Power
0.00W
Board + DC-DC losses
Input Current
0mA
at VS1 = 12.0 V
DC-DC Efficiency
90.0%
Loss: 0.00 W · Redundant ORing
Junction Temp Est.
0°C
Ta 25°C · Non-linear calibrated model
◢ Power Budget · VPX Backplane VS1
— WITHIN IDLE BUDGET
◢ VPX Power Supply
VS1 · FIXED
VS1 Input
12.0V
DC-DC η
90.0%
FIXEDVPX backplane supply per VITA 62. Dual redundant front-ends with ORing MOSFETs; single η curve at 12 V.
◢ Operating Envelope
ENV
◢ SoC Subsystem · MPFS460T
0.00 W
XCVR Lanes
8 / 20
Active Lanes @ 5 Gbps
0.20 W / lane · 4 data + 4 PCIe up
8
/20
◢ Power Breakdown
REAL-TIME
0.00
Watts · Board
+ 0.00 W DC-DC
◢ Peripherals · Memory · Storage · Networking
0.00 W
◢ Serial I/O Channels
0.00 W
◢ SpaceWire Links
0.00 W
SpW 0-3 · LVDS · 0.08 W / link
2 / 4 ON
◢ Telemetry
DIAG
SoC Power
0.00W
Static Pwr
0.00W
Dyn Fabric
0.00W
XCVR
0.00W
Board Pwr
0.00W
DC-DC Loss
0.00W
VBAT (RTC)
1µW
Temp Factor
1.00×
◢ Rail Budget
EST
◢ Backplane Interfaces
VPX
• VS1 +12 V · primary power
• VS2 +3.3 V AUX · standby
• SGMII 1000BASE-KX · control plane
• PCIe Gen2 x4 · data plane
• 2× SpaceWire (P1)
• UTIL I²C / SMBus · IPMC
• GDiscreteSignal · reset / geo addr
