Download presentation
Presentation is loading. Please wait.
Published byDana Goodman Modified over 9 years ago
1
Power System 9-36V -12V -5V -3.3V -2.5V -1.8V -1.2V Vin Distribution
2
Power Requirements of Devices Voltage Line (Volts) DSP (Amps) FPGA (Amps) SATA (Amps) DDR2 (Amps) INS (Amps) Cameras (Amps) SPI (Amps) Total Current/Voltage (Amps) 12004.50000 50.504.500.42005.42 3.300.54.50000.1045.104 2.50TBD00000 1.80100.27600.7101.986 1.201000001 Total Current/Device (Amps)0.52.513.50.2760.420.710.104 18.01 MAX POWER= 102.78W
3
Chip Selection Process Buck Converter Selection WeightLTM4612LT3500LTC1624LTC1876L4964LM34910SDBD9702TPM6681ATRTLE6389GVLT3433 Vin55555555555 Vout53555135423 Iout45334514440 Op Temp35544244455 #Outputs14545454544 Price10443455555 Type33355333355 Complexity45342433344 Total 108107113109898710810410695
4
Chip Selection Process (cont.) Monitor Selection WeightLTC2938LTC2930LTC2932MB3771Max16063 Vsupply555524 Applications355534 Op Temp345545 Price144453 RESET353555 Options353333 Total 8677836074
5
Power Flow Diagram
6
Power Block Diagram
7
Power Schematic -Single Regulator -Vout = 1.19*(1 + R2/R1)
8
Simulation Results
9
Analysis
10
Risk Assessment
11
Hard Drive Selection Process WeightToshiba SSDMicron SSDSamsung SSD Max Seq. Rd5120250200 Max Seq. Wr570100160 SSD Type3444 Total 1396217621812
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.