TPD4105K High Voltage Brushless Motor Driver
The TPD4105K from Toshiba Semiconductor is a high-voltage, monolithic silicon power IC designed to drive 3-phase brushless DC motors with reliable, efficient operation. It includes built-in high-side drive using bootstrap circuits and internal diodes, which reduce the need for many external components. This makes it ideal for industrial and commercial power electronics where size, component count, and reliability are important.
Because it supports large bus voltage (high-Vo) and has a 3-phase bridge output using IGBTs along with fast recovery diodes, the TPD4105K delivers strong switching performance while minimizing conduction and switching losses. It also offers adjustable dead time (minimum ~1.4 µs) so that engineers can fine-tune inverter waveforms or sine-wave drive systems.
In challenging environments, the TPD4105K shows its value through durability. It is built to handle the stresses of continuous operation with thermal management, built-in protection features, and a robust package (ZIP-23). These qualities make it suitable for applications like industrial fans, pumps, robotics, power conversion systems, HVAC systems, and anywhere 3-phase BLDC motors are used. Whether for commercial use or industrial scale deployment, this module helps reduce maintenance demands, improve energy efficiency, and enhance system lifetime.
Key Specs
| Parameter | Specification |
|---|---|
| Manufacturer | Toshiba Semiconductor |
| Part Number / Series | TPD4105K (High-Voltage Monolithic Silicon Power IC) |
| Function | 3-Phase Brushless DC Motor Driver with integrated high-side drive (bootstrap circuits built-in) |
| Output Type | 3-phase bridge output using IGBTs plus built-in fast recovery diodes (FRDs) |
| Minimum Dead Time | ~1.4 µs |
| Package | ZIP-23, through-hole mounting |
| Compliance / RoHS | Lead-free / RoHS Compliant |
| Typical Use Cases | Industrial fans, pumps, robotics, power conversion, HVAC, inverter systems |
For more detailed information, please refer to the Toshiba datasheet.
