AM7228 - Single Phase Full-Wave Motor Driver

AMtek

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Datasheet Details

Part number: AM7228
Manufacturer: AMtek
File Size: 579.12 KB
Datasheet: AM7228-AMtek.pdf
Description: Single Phase Full-Wave Motor Driver

AM7228 Product details

Description

Fig.1 Block diagram PIN No Pin Name Function PIN No Pin Name Function 1 PGND Power ground terminal 8 RMI Minimum Speed setting terminal 2 OUT2 Motor output terminal 9 VL Hi duty slope setting terminal 3 VCC Power supply terminal 10 VH Low duty slope setting terminal 4 H+ Hall input terminal 11 VREF Reference voltage output terminal 5 HB Hall Bias terminal 12 PWM PWM signal input terminal 6 H- Hall input terminal 13 OUT1 Motor output terminal 7 FG FG signal output

Features

s 1) Slope adjust mode for VH and VL pin control. 6) Power Tr incorporated. ~Confidential~ 2) Soft switched drive. 3) PWM speed control. 4) Rotating speed pulse signal (FG) output. 5) Incorporating lock protection and automatic restart circuit.
Absolute Maximum Ratings (Ta = 25℃) 7) Hall Bias voltage built-in. 8) Soft start function built-in for reducing power up acoustic noise. Parameter Supply voltage Symbol VCC Limits 18 Unit V Output current Iomax 1200 mA FG single output c.

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Published: Apr 10, 2025 |