Datasheet Details
| Part number | AM8933 |
|---|---|
| Manufacturer | AMtek |
| File Size | 570.89 KB |
| Description | 3-Phase Sensor-less Fan Motor Driver |
| Datasheet |
 AM8933 Datasheet
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General Description
Fig.1 Block diagram
PIN No
1 2 3 4 5 6 7 8 9 10 11 12 E-pad
Pin Name
FG FR COM VCC U PG W V FGS OSC PWM AG PG
Function
FG signal output terminal Forward and Reverse control terminal Motor center tap voltage input terminal Power supply terminal U phase output terminal Power ground terminal W phas
Key Features
- s l 1) Operation voltage 1.8 to 6.0V ia 2) Lock detection/Automatic restart function 3) Built-in FG (frequency generation) t 4) Thermal shutdown protection 5) Over current protection n.
- Absolute Maximum Ratings (Ta = 25℃) 6) PWM speed control 7) Soft switching technique to reduce acoustic noise 8) Forward and Reverse control e Parameter Symbol Limits Unit Supply voltage id Output current FG signal output voltage FG signal output current f PWM input voltage Power dissipation (JEDEC 2S.