• T2117-3ASY PDIP-8
T2117-3ASY PDIP-8


Voltage regulator for precise control applications


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Overview of T2117-3ASY

The T2117-3ASY is a triple half-bridge gate driver IC designed for high-power motor control applications. It provides efficient control of three half-bridge configurations, making it suitable for driving three-phase motors.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • OUT A: Output for Half-Bridge A
  • IN A: Input for Half-Bridge A
  • VCC: Positive Power Supply
  • OUT B: Output for Half-Bridge B
  • IN B: Input for Half-Bridge B
  • GND: Ground
  • OUT C: Output for Half-Bridge C
  • IN C: Input for Half-Bridge C
  • SD: Shutdown Pin

Circuit Diagram

Include a circuit diagram depicting the connections and operation of the T2117-3ASY IC for a visual understanding.

Key Features

  • Triple Half-Bridge Driver: Controls three half-bridge configurations for three-phase motor control.
  • High Power Capability: Capable of driving high-power motors with efficient performance.
  • Integrated Shutdown Function: Features a shutdown pin for easy activation of power-saving mode.
  • Flexible Input Interface: Accepts input signals for each half-bridge independently, providing versatile motor control options.
  • Overcurrent Protection: Includes overcurrent protection mechanisms to safeguard the IC and connected motor systems.

Note: For detailed technical specifications, please consult the T2117-3ASY datasheet.


  • Three-Phase Motor Control: Ideal for precise control of three-phase motors in industrial and automotive applications.
  • Motor Drives: Suitable for driving various types of motors, such as brushless DC (BLDC) motors and permanent magnet synchronous motors (PMSM).
  • Robotics: Used in robotics applications for controlling multiple motor axes with efficient performance.


The T2117-3ASY enables effective control of three half-bridge configurations, allowing for smooth operation and precise motor control in high-power applications.

Usage Guide

  • Power Supply: Connect VCC (Pin 3) to the positive power supply and GND (Pin 6) to ground.
  • Input Connections: Provide input signals to each IN pin (IN A, IN B, IN C) for driving the respective half-bridge outputs.
  • Shutdown Control: Use the SD pin (Pin 9) to activate or deactivate the shutdown mode for power management.

Frequently Asked Questions

Q: Is the T2117-3ASY suitable for high-power motor applications?
A: Yes, the T2117-3ASY is designed for high-power motor control applications, providing efficient drive capabilities for three-phase motors.

Q: Does the T2117-3ASY offer protection against overcurrent situations?
A: Yes, the IC includes overcurrent protection mechanisms to safeguard both the driver IC and connected motor systems.


For alternatives with similar features, consider the following:

  • IR2104: A high-voltage, high-speed power MOSFET and IGBT driver with independent high- and low-side referenced output channels.
  • DRV8302: A three-phase gate driver with integrated power MOSFETs for high-efficiency motor drive applications.



The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Power Switch ICs - Power Distribution RoHS Details
Number of Outputs 1 Output Output Current 100 mA
Operating Supply Voltage 9 V to 10 V Minimum Operating Temperature 0 C
Maximum Operating Temperature + 100 C Mounting Style Through Hole
Package / Case PDIP-8 Brand Microchip Technology
Pd - Power Dissipation 400 mW Product Type Power Switch ICs - Power Distribution
Factory Pack Quantity 2800 Subcategory Switch ICs
Supply Voltage - Max 10 V Supply Voltage - Min 9 V
Unit Weight 0.032805 oz

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