Team Number:
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302
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Project Name:
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Solar Protector
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Team Member Names:
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Sam Kohler, Tyler Winder, Jose Nava, T.J.
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Version:
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1
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A. List ALL major components (active devices, integrated circuits, etc.) except for power sources, voltage regulators, resistors, capacitors, or passive elements
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All Major Components
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Component Name
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Part Number
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Supply
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#
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Absolute
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Total
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Unit |
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Microcontroller
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PIC18F27Q10-I/SO
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1.8 - 5.5V |
1 |
250 |
250 |
mA
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ADC
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ADC081C021
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2.7 - 5.7V |
1 |
6 |
6 |
mA
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OP Amp
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OPA2310IDR
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1.5 - 5.5V
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2 |
150 |
300 |
mA
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Barometric Pressure Sensor
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KP235XTMA2
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3.475 - 5.25V |
1 |
20 |
20 |
mA
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Voltage Regulator
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LM2575D2T
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3.3V
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1 |
1000 |
350 |
mA
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Motor driver
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IFX9201SGAUMA1TR-ND
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0 - 5.5V
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1 |
13 |
13 |
mA
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DC Motor
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2790-NF123G-302-ND
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2.7 - 5.5V |
1 |
800 |
800 |
mA
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ESP32
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ESP32WROOM32
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0.3 - 3.6V |
1 |
100 |
100 |
mA
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B. Assign each major component above to ONE power rail below. Try to minimize the number of different power rails in the design.
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+5V Power Rail
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Component Name
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Part Number
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Supply
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#
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Absolute
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Total
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Unit |
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Motor driver
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IFX9201SGAUMA1TR-ND
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0 - 5.5V
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1 |
13 |
13 |
mA
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DC Motor
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2790-NF123G-302-ND
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2.7 - 5.5V |
1 |
800 |
800 |
mA
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0 |
mA
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0 |
mA
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0 |
mA
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Subtotal |
813 |
mA
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Safety Margin |
20% |
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Total Current Required on +5V Rail |
975.6 |
mA
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c2. Regulator or Source Choice
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Voltage Regulator
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LM2575D2T
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3.3v
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1
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1000 |
1000 |
mA
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Total Remaining Current Available on +5V Rail
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24.4 |
mA
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+3.3V Power Rail
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Component Name
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Part Number
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Supply
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#
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Absolute
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Total
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Unit |
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Microcontroller
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PIC18F27Q10-I/SO
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(range)
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1 |
250 |
250 |
mA
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ADC
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ADC081C021
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2.7 - 5.7V |
1 |
6 |
6 |
mA
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OP Amp
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OPA2310IDR
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1.5 - 5.5V
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2 |
150 |
300 |
mA
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Barometric Pressure Sensor
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LPS22HHTR
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4.5 - 5.75V |
1 |
20 |
20 |
mA
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Subtotal |
576 |
mA
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Safety Margin |
25% |
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Total Current Required on +3.3V Rail |
720 |
mA
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c4. Regulator or Source Choice
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Voltage Regulator
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LM2575D2T
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3.3V
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1 |
1000 |
1000 |
mA
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Total Remaining Current Available on 3.3V Rail
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280 |
mA
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C. For each power rail above, select a specific voltage regulator using the same process as for major component selection. Confirm that the Total Remaining Current Available
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D. Select a specific external power source (wall supply or battery) for your system, and confirm that it can supply all of the regulators for all of the power rails simultaneously.
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External Power Source 1
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Component Name
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Part Number
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Supply
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Output
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Absolute
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Total
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Unit |
Power Source 1 Selection
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Plug in wall supply
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#LJH -186
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110ADC
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9V
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1000 |
1000 |
mA
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