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Dawson-HEP
| Reference | Value | Description |
|---|---|---|
| Q1,Q2 | BSC098N10NS5 | 60A Id, 100V Vds, OptiMOS N-Channel Power MOSFET, 9.8mOhm Ron, Qg (typ) 22.0nC, PG-TDSON-8 |
| Q3,Q4 | AO3400A | N-MOSFET transistor, gate/source/drain |
| U1 | ICE40HX4K-TQ144 | iCE40 HX FPGA, 3520 LUTs, 1.2V, TQFP-144 |
| U2,U22 | CH224K | 100W USB Type-C PD3.0/2.0, BC1.2 Sink Controller, SSOP-10 |
| U3,U24,U27,U30 | TPS7A7002DDA | 2A, Low-Dropout Voltage Regulator, 1.425-6.5V Input, Adjustable Min 0.5V Output, PowerPad SO-8 |
| U4 | W25Q32JVZP | 32Mbit / 4MiB Serial Flash Memory, Standard/Dual/Quad SPI, 2.7-3.6V, WSON-8 |
| U5 |
| A microcontroller by Raspberry Pi |
| U20,U21 | LM5050-1 | High side OR-ing FET controller, 5V to 75V operation, TSOT-23-6 |
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| U23,U25,U26 | TPS54302 | 3A, 4.5 to 28V Input, EMI Friendly integrated switch synchronous step-down regulator, pulse-skipping, SOT-23-6 |
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| U28,U39 | REF5030ID | 3V 0.05% 10mA Low Noise Precision Voltage Reference, SO-8 |
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| U29,U32 | TPS7A4701 | 1A, Low-Noise Low-Dropout Voltage Regulator, 3-35V Input, Adjustable 1.4-34V Output, VQFN-20 |
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| U31,U33-U37 | MCP4728 | 12-bit digital to analog converter, quad output, 2.048V internal reference, integrated EEPROM, I2C interface |
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| U38,U40 | REF5050ID | 5V 0.05% 10mA Low Noise Precision Voltage Reference, SO-8 |
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| U41-U52 | TLV3502AIDR |
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| U53-U55 | TXB0108PW | 8-Bit Bidirectional Voltage-Level Translator, Auto Direction Sensing and ±15-kV ESD Protection, 1.2 - 3.6V APort, 1.65 - 5.5V BPort, TSSOP-20 |
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| C1,C3,C5-C7,C15,C26,C30,C31,C33,C35,C36,C41,C51,C52,C57,C58,C63,C65,C67,C68,C73,C75,C82,C89,C93,C95,C98,C99,C102-C104,C106,C108,C109,C116-C133 | 100n | Unpolarized capacitor |
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| C2,C4,C14,C25,C40,C43-C45,C48,C50,C56,C62,C64,C66,C72,C74,C87,C88,C91,C92,C94,C96,C97,C100,C101 | 10u | Unpolarized capacitor |
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| C8,C9 | 15p | Unpolarized capacitor |
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| C13,C37-C39,C42,C46,C47,C49,C76-C81,C85,C86,C105,C107,C110-C115,C134 | 1u | Unpolarized capacitor |
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| C32,C34 | 1u 25V | Unpolarized capacitor |
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| C53,C59,C69 | 47p | Unpolarized capacitor |
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| C54,C55,C60,C61,C70,C71 | 22u | Unpolarized capacitor |
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| D1 | 1N4148W | Diode |
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| D2,D3,D6,D7,D9,D10,D12,D13 | LED | Light emitting diode |
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| D4,D11 | B140-E3 | 40V 1A Schottky Barrier Rectifier Diode, SMA(DO-214AC) |
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| D5,D8 | ESDA25P35 | Zener diode |
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| J1,J27,J28 | USB_C_Receptacle_USB2.0_14P | USB 2.0-only 14P Type-C Receptacle connector |
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| J37,J38 | Micro_SD_Card | Micro SD Card Socket |
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| L2-L4 | 10uH | Inductor |
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| R1,R2 | 4.7k | Resistor |
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| R3,R6,R16,R17,R24,R28,R30,R98,R99,R113 | 1k | Resistor |
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| R4,R7,R8,R14,R15,R18-R20,R23,R27,R29,R91,R95-R97,R112 | 10k | Resistor |
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| R5,R21,R105 | 22k | Resistor |
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| R9,R35,R37,R39 | 47k | Resistor |
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| R10 | 33k | Resistor |
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| R11,R32,R33,R36,R38 | 220k | Resistor |
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| R12,R13,R22,R25,R42 | 27k | Resistor |
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| R26,R31,R34 | 100k | Resistor |
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| R40,R43-R65 | 49.9R | Resistor |
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| R41 | 150k | Resistor |
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| R66-R89 | 10R | Resistor |
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| R90,R94 | 100R | Resistor |
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| R92,R93 | 220R | Resistor |
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| R100,R101 | 27R | Resistor |
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| R102,R103 | 5.1k | Resistor |
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| R104 | 470R | Resistor |
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| SW1-SW7 | SW_DIP_x03 | 3x DIP Switch, Single Pole Single Throw (SPST) switch, small symbol |
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| TP1,TP5-TP18 | TestPoint | test point |
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| Y1 | 12 MHz ABM8-272-T3 | Four pin crystal, GND on pins 2 and 4, small symbol |
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