TB6561FG is a DC motor driver IC from Toshiba. It uses DMOS elements and has low ON resistance, high power efficiency, PWM drive, short circuit protection and over-temperature protection.
The TB6561FG is a dual‑bridge driver IC for DC motors that uses DMOS output transistors for low on‑resistance and high‑efficiency PWM operation. It supports supply voltages up to 40 V, delivers up to 1.5 A per channel, and includes standby, over‑current and thermal‑shutdown protection.
The document provides absolute maximum ratings, detailed electrical characteristics, pin descriptions, PWM control details, over‑current detection circuitry, and example application circuits. Package information (SSOP30) and mechanical data are also listed. This manual is written in Japanese.
| Supply voltage (VCC) range | 10 V – 36 V (max 40 V) |
|---|---|
| Maximum output current | 1.5 A (peak) |
| On‑resistance (RON) | 1.5 Ω (typical) |
| Over‑current limit | 2.5 A (standard) |
| Thermal‑shutdown temperature | 160 °C (typical) |
| Package | SSOP30‑P‑375‑1.00 |
| Mass | 0.63 g (standard) |
The IC operates with a supply voltage from 10 V to 36 V, and the absolute maximum rating is 40 V.
Each output channel can deliver up to 1.5 A peak current.
Yes, it has an internal over‑current detection circuit with a limit of 2.5 A (standard).
The thermal‑shutdown circuit activates at 160 °C (design target).