TB67S249FTG,EL

Technology:	Power MOSFET
Supplier Device Package:	48-QFN (7x7)
Package / Case:	48-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-20°C ~ 85°C (TA)
Voltage - Load:	10 V ~ 47 V
Voltage - Supply:	4.75 V ~ 5.25 V
Current - Output:	4.5A
Applications:	General Purpose
Step Resolution:	1, 1/2, 1/4, 1/8, 1/16, 1/32
Series:	--
Interface:	Parallel
Output Configuration:	Half Bridge (8)
Function:	Driver - Fully Integrated, Control and Power Stage
Motor Type - AC, DC:	--
Motor Type - Stepper:	Bipolar
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Introduction

TB67S249FTG is a high-efficiency motor driver with current sense and motor control features for motor control applications. It is designed for use in power-saving motor drive applications that allow for improved system performance and energy efficiency. This motor driver features a low on-resistance of 4.5 mΩ per channel, and a minimum input voltage of 5V, making it perfect for a variety of motor control applications. It is also suitable for low-current applications as its minimum input current is only 1mA.

Features

TB67S249FTG is ideal for many applications, including motion control, DC brushless motor control and servo control, among others. It boasts a wide array of features that make it an ideal choice for such applications. Some of these features are:

• High efficiency due to low on-resistance of 4.5 mΩ per channel;
• Low power consumption;
• Advanced motor control and current sensing capabilities;
• High temperature and high frequency operation;
• Low input voltage of 5V and minimum current of 1mA;
• Protection from overcurrent, open-load and short-circuit.

Applications

The TB67S249FTG motor driver is widely used in various motor control applications. Some of its most common applications are in robotics, door openers, medical care robots and unmanned aerial vehicles, among others. It can be used in motion control applications such as video doorbells and linear actuators, and in DC brushless motor control applications such as vacuum cleaners and drones. It is also used in robot/handheld applications such as servo control, precision drilling and screwing, manipulation and accurate position control.

Working Principle

The TB67S249FTG motor driver operates based on pulse width modulation (PWM) inputs. It has two independent H-bridge motor outputs, with a minimum operating voltage of 5V, and a maximum frequency of 3.5MHz. PWM inputs allow for a precise control over the motor outputs, with signals for motor direction and speed being detected by the motor driver.The motor driver also features built-in current sense capability, which allows for accurate monitoring of the motor current. This feature is essential for detecting any malfunctions, such as overcurrent and short-circuits, and for achieving precise motor control.

Conclusion

The TB67S249FTG motor driver is a high-efficiency motor driver designed for power-saving motor drive applications. It features a low on-resistance of 4.5 mΩ and a minimum input current of 1 mA, making it perfect for low-current applications. It is widely used in motion control and DC brushless motor control applications, and it is capable of precise motor control and current sensing.

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