TPD4123K is a high voltage and high power DC brushless motor driver produced by Toshiba. It has overcurrent protection, overheating protection, undervoltage protection and other functions, and can directly control the operation of DC motor through microcontroller.
This document describes the TPD4123K high‑voltage silicon monolithic power IC, a PWM‑type brushless motor driver with three‑shunt current‑sense capability. It includes functional block diagrams, pin assignments, timing charts, and truth tables for proper integration.
Key sections cover features, absolute maximum ratings, package dimensions, and handling precautions. The datasheet is intended for designers who need detailed electrical characteristics and layout information for implementing the driver in motor‑control applications. This manual is written in Japanese.
| Supply voltage (Vcc) | 18 V |
|---|---|
| Continuous output current (DC) | 1 A |
| Peak output current (pulse) | 2 A |
| Input voltage range | -0.5 V to 7 V |
| Regulator current (IREG) | 50 mA |
| Maximum power dissipation | 23 W |
| Operating junction temperature | -40 °C to 135 °C |
The device is supplied in an HDIP‑26 package (HDIP26‑P‑1332‑2.00).
The datasheet specifies a continuous DC output current of 1 A and a peak pulse current of 2 A.