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Art. No. SP-104 Dual H-Bridge Motor Speed Control

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0.10 LBS
Calculated at checkout
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Product Description


Dual L9110 driver chip for two DC or one 4 wires stepped motor, operated from 2.5V

up to 12V, is able to drive motor up to 0.8A max.. It is small in size, only

measures 28 x 21mm ideal to be used in small robots.



Pin connections:

1 VCC  2.5V-12V DC


3 IA1  MCU or PWM controller IO

4 IB1  MCU or PWM controller IO

5 IA2  MCU or PWM controller IO

6 IB2  MCU or controller PWM IO

Screw terminal block connections:

   1 OA1 OB1 DC motor 1

   2 OA2 OB2 DC motor 2


IA1 High,IB1 Low,【OA1 OB1】motor clockwise rotation.

IA1 Low,IB1 High,【OA1 OB1】motor counterwise rotation.

IA2 High,IB2 Low,【OA2 OB2】motor clockwise rotation.

IA2 Low,IB2 High,【OA2 OB2】motor counterwise rottion.



Price: $3.20





IA1输入低电平,IA1输入高电平,【OA1 OB1】电机反转;

IA2输入高电平,IA2输入低电平,【OA2 OB2】电机正转;

IA2输入低电平,IA2输入高电平,【OA2 OB2】电机反转;

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