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HM2521 Datasheet(PDF) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

Part # HM2521
Description  single-chip bi-directional motor driver CMOS IC for low-voltage applications.
PDF  6 Pages
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Manufacturer  HMSEMI [Shenzhen Huazhimei Semiconductor Co., Ltd]
Direct Link  http://www.hmsemi.com/
Logo HMSEMI - Shenzhen Huazhimei Semiconductor Co., Ltd

HM2521 Datasheet(HTML) 3 Page - Shenzhen Huazhimei Semiconductor Co., Ltd

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3. BLOCK DIAGRAM
4. PIN DESCRIPTION
Pin Name
Pin No.
ATTR.
Description
IN1
2
I
Forward rotation logic input.
IN2
3
I
Backward rotation logic input.
OUT1
8
O
Forward rotation output.
OUT2
5
O
Backward rotation output.
VDD
1
Power
Positive power of logic control circuit.
VCC
4
Power
Positive power of output power MOSFET.
GND1
6
Power
Negative power of logic control circuit.
GND2
7
Power
Negative power of output power MOSFET.
Ex-Pad
9
Power
Exposed pad for thermal tab, must be connected to GND.
5. FUNCTION DESCRIPTION
IN1
IN2
OUT1
OUT2
Function
0
0
Z (Off)
Z (Off)
Stop (Standby)
1
0
1
0
Forward
0
1
0
1
Backward
1
1
0
0
Brake
HM25



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