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[原创] Rohm BM6209FS三相无刷马达驱动方案

关键词:工业控制,马达驱动, BM6209FS

来源:中电网    2016-12-28

Rohm公司的BM6209FS是三相无刷马达驱动器,内置600V PrestoMOS,输出电流±2.5A,180度正弦换向逻辑,PWM控制,相位控制从0°到+40°,功耗30W,主要用在空调器,空气净化,水泵,洗碗机和洗衣机等.本文介绍了BM6209FS主要特性和主要指标,框图,多种应用电路及其材料清单,以及评估板BM6204FS-EVK-001几种应用设定图和PCB设计图.

This motor driver IC adopts PrestoMOS™ as the outputtransistor, and put in a small full molding package withthe 180° sinusoidal commutation controller chip and thehigh voltage gate driver chip. The protection circuits forovercurrent, overheating, under voltage lock out and thehigh voltage bootstrap diode with current regulation arebuilt-in. It provides optimum motor drive system anddownsizing the built-in PCB of the motor.

BM6209FS主要特性:

600V PrestoMOS™ built-in

Output current 2.5A

Bootstrap operation by floating high side driver(including diode)

180° sinusoidal commutation logic

PWM control (Upper and lower arm switching)

Phase control supported from 0° to +40° at 1°intervals

Rotational direction switch

FG signal output with pulse number switch (4 or 12)

VREG output (5V/30mA)

Protection circuits provided: CL, OCP, TSD, UVLO,MLP and the external fault input

Fault output (open drain)

BM6209FS主要指标:

Output MOSFET Voltage: 600V

Driver Output Current (DC): ±2.5A (Max)

Driver Output Current (Pulse): ±4.0A (Max)

Output MOSFET DC On Resistance: 1.7Ω (Typ)

Duty Control Voltage Range: 2.1V to 5.4V

Phase Control Range: 0° to +40°

Operating Case Temperature: -20°C to +100°C

Junction Temperature: +150°C

Power Dissipation: 3.00W

BM6209FS应用:

Air conditioners; air purifiers; water pumps;dishwashers; washing machines

图1.BM6209FS框图

图2.BM6209FS应用电路:180度正弦换向驱动器

图2应用电路材料列表:

图3.BM6209FS应用电路:120度方波换向驱动器

图3应用电路材料列表:

图4.BM6209FS应用电路:150度宽角波型换向驱动器

图5.BM6209FS应用电路:180度正弦波段换向驱动器

评估板BM6204FS-EVK-001

This evaluation board has been developed for ROHM’s motor driver customers evaluating BM620XFS series.

This motor driver IC integrates a MOSFET as the output transistor, and put in a small full molding package withthe controller chip and the high voltage gate driver chip. The protection circuits for overcurrent, overheating,under voltage lock out and the high voltage bootstrap diode with current regulation are built-in.

图6.评估板BM6204FS-EVK-001外形图

图7.120度方波评估板BM6204FS-EVK-001设定图

图8.150度宽角波评估板BM6204FS-EVK-001设定图

图9.180度正弦波评估板BM6204FS-EVK-001设定图

图10.评估板BM6204FS-EVK-001 PCB顶层丝印图

图11.评估板BM6204FS-EVK-001 PCB顶层铜线图

图12.评估板BM6204FS-EVK-001 PCB底层铜线图

详情请见:

http://www.rohm.com/web/global/datasheet/BM6209FS

http://www.rohm.com/web/global/datasheet/BM6202FS

以及

http://rohmfs.rohm.com/en/products/databook/applinote/ic/motor/fan/bm620xfs-evk-001-e.pdf

bm6209fs-e.pdf

bm620xfs-evk-001-e.pdf

BM620XFS-EVK-001_Technical_Data.zip

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