3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
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Designer Reference Manual — BLDC Motor <strong>Co</strong>ntrol Board<br />
Section 4. Hardware Design <strong>Co</strong>nsiderations<br />
4.1 <strong>Co</strong>ntents<br />
4.2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56<br />
4.3 Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56<br />
4.4 RS-232 interface and MON08 Hardware Interface. . . . . . . . . .58<br />
4.5 Clock Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59<br />
4.6 Hall-Effect Sensors Interface . . . . . . . . . . . . . . . . . . . . . . . . . .60<br />
4.7 LCD Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61<br />
4.8 Reset Button. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61<br />
4.9 3-Phase H-Bridge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63<br />
4.10 Current Feedback and Cycle-by-Cycle Limiting . . . . . . . . . . . .64<br />
4.11 Voltage Feedback. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .67<br />
4.12 Current and Voltage Limiter . . . . . . . . . . . . . . . . . . . . . . . . . . .68<br />
4.13 Heat Sink Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .68<br />
BLDC Motor <strong>Co</strong>ntrol Board for Industrial and Appliance Applications<br />
DRM007<br />
MOTOROLA Hardware Design <strong>Co</strong>nsiderations 55
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