ExtraTech HP80 Stepper Motor Driver Card
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Overview
Proprietary stepper drive built with discrete components, attached as daughter cards to an ExtraTech HP4 controller motherboard.
Bill of Materials
| Name | Marking | Part |
|---|---|---|
| H1 | 2x20 2mm female header 4.4mm tall | Molex 0791077019 Sullins NPPN202AFCN-RC (similar) |
| U6 | (Linear Technology logo) LTDS e3 | Linear Technology LT1720CMS8#PBF |
| ? (2 pcs) | (Analog Devices logo) D 3B | Analog Devices AD5310BRMZ-REEL7 |
| ? | (Fairchild logo) PH5AB 74ACTQ245 | Fairchild 74ACTQ245SJX |
| ? (4 pcs) | IR2110S 801P (International Rectifier logo) | Infineon IR2110SPBF |
| ? (8 pcs) | F3710S (International Rectifier logo) 810P DY GL | Infineon IRF3710STRLPBF |
| ? (8 pcs) | WE 217 PAT NO.361317 | Wakefield-Vette 217-36CTE6 |
| ? (14 pcs) | 106 35K 745 | KYOCERA TAJD106K035RNJV |
| R1,R2,R17,R18,?? (8 pcs) | R020 | Susumu RL7520WT-R020-F |
| R14,R26 | 470 (0603 package) | YAGEO RC0603FR-0747RL |
| ? (2 pcs) | 470 (0603 package) | YAGEO RC0603FR-0747RL |
| ? | 5100 (0805 package) | YAGEO RC0805FR-07510RL |
| ? (8 pcs) | 102 (0603 package) | YAGEO RC0603FR-071KL |
| ? (2 pcs) | (11.5k?) (0603 package) | YAGEO RC0603FR-0711K5L |
| ? (8 pcs) | 330 (0603 package) | YAGEO RC0603FR-1333RL |
| ? (2 pcs) | 101 (0805 package) | YAGEO RC0805FR-07100RL |
| ? (2 pcs) | 222 (1206 package) | YAGEO RC1206FR-132K2L |
| ? | (6.8k) (0603 package) | YAGEO RC0603FR-106K8L |
| ? (2 pcs) | 472 (1206 package, 4x isolated resistor array, long edges concave) | Bourns CAY16-4701F4LF |
| ? (2 pcs) | (470pF) (0603 package) | Samsung CL10C471JB8NNNC |
| ? (6 pcs) | (100nF) (0603 package) | Samsung CL10B104KB8NNNC |
| ? (2 pcs) | (100nF) (2420 package, film capacitor) | Panasonic ECW-U2104KC9 |
| ? (4 pcs) | (C unk logo) US1G | Vishay US1G-E3/5AT |
| ? (2 pcs) | K4M V2 (SOT-23 package) | Diotec MMBT5401 |
| ? | KD2 U1 (SOT-23 package) | Taiwan Semiconductor Corporation AZ23C3V0 RFG |
| ? | AMP | TE 1217056-1 |
| ? | AMP 211398-1 | TE 211398-1 |
| ? (5 pcs) | TE 5-66461-5 |
TODO: C23 and C24, and various resistors/capacitors