點晶科技股份有限公司
SILICON TOUCH TECHNOLOGY INC.
MD111
MD111
Low-saturation, Low-voltage
1 Channel Bi-directional Toy Motor Driver
General Specifications
The device is a 1-channel low-saturation bi-directional H-bridge driver IC. The design is
optimal for DC motor in toy application with forward, reverse, brake and stand-by function.
Features and Benefits
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Low voltage operation ( VDD Min = VSMin = 1.5V )
Low saturation voltage ( Upper transistor + low transistor residual voltage; 0.4V typ. at
300mA , VDD = VS = 3V)
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Low input current
Brake function
High output sinking and driving capability
Thin, highly reliable package (SOP-8, MSOP8)
Pin Assignment
VS
O1
O2
IN2
VDD
IN1
IN3
GND
Pin NO.
Pin Name
VS
Description
1
2
3
4
5
6
7
8
Power supply pin for output driver
Output sinking / driving pin
O1
IN3
Input pin 3 that determines driving mode
Ground pin
GND
IN1
Input pin 1 that determines driving mode
Power supply pin for controller.
Input pin 2 that determines driving mode
Output sinking / driving pin
VDD
IN2
O2
SP-MD111-A.001(Only For Toy Driver)
Page:1
Version:A.001