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We identified that the MOSFET (Q3), power diode (D5) and the large capacitors needed replacement on our motor control board. We also had to replace a resistor (R11) which was mark as being 33 ohms but tested at 10K on the board. Ended up replacing this with a 47 ohm through hole resistor.
Replacement Parts
| Part | Specification | Original Part# | Replacement Part# | Image |
|---|---|---|---|---|
| MOSFET | Power Mosfet | IRFP260N | IRFP260N |
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| 2x Capacitors | Aluminum Electrolytic Capacitors - Snap In 680uF 200 Volts 20% | LSG681M2D-2540 | LGR2D681MELA40 |
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| Power Diode | Forward Current: 30A, Reverse Voltage: 600V Ultra Fast Diode Fully isolated package | F30U60ST | (IDEAL) |
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RURP3060 with TO-220 insulation Kit (Another Option) |
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