BOM-DAT/Resistor-Dat/resistor-load-dat/2026-05-06-20-19-44.png
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BOM-DAT/Resistor-Dat/resistor-load-dat/resistor-load-dat.md
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== dummy load
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+## load RX21-10W 5RJ
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RX21-10W 5RJ == 5R
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![](2026-05-03-18-32-20.png)
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The **RX21-10W 5RJ** is a high-power wirewound resistor commonly used in industrial circuits, power supplies, and motor control projects where heat dissipation is required.
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### 1. Breakdown of Part Number
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| Code | Meaning | Details |
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* Dummy loads for testing power supplies.
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-## ref
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\ No newline at end of file
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+## demo test
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+- load 0.33R*3 = 1R // output 5V 2.77A // test board [[OPM1192-dat]]
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+![](2026-05-06-20-19-44.png)
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+## ref
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Board-dat/DVA/DVA1014-dat/DVA1014-dat.md
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| A4 | 19 | PC4 | SCL | |
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| A5 | 20 | PC5 | SDA | |
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+Please note all pins pitch are 2.0mm.
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## Applications, category, tags, etc.
Board-dat/OPM/OPM1192-dat/OPM1192-dat.md
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- for 12V, R2 = 0.6/(12-0.6) * R1 = 5.26K
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+## demo test
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+- [[resistor-load-dat]]
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## ref
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- [[dcdc-dat]] - [[dcdc-down-dat]]