引脚定义与内部结构
| 引脚 | 符号 | 名称 |
|---|---|---|
| 31 | VDD | |
| 30 | VDD | |
| 28 | Protect | |
| 26 | VMA | |
| 25 | VMA | |
| 23 | MO |
数据来源：原厂规格书引脚图
关键参数速览
- 工作温度 TA
- −30 to 85
产品特点 Features
- TB6560AFG
- Single-chip motor driver for sinusoidal microstep control of stepping motors
- High output withstand voltage due to the use of BiCD process:
- Ron (upper and lower sum) =
- TB6560AHQ: 0.6 Ω (typ.)
- TB6560AFG: 0.7 Ω (typ.)
- Selectable phase excitation modes (2, 1-2, 2W1-2 and 4W1-2)
- TB6560AHQ/AFG
- Block Diagram
- VDD Protect MO VMA
- 20/30, 31 19/28 17/23 18/25, 26
- OUT_AP
- M1 23/36 16/19, 20
- Bridge control driver A
- M2 22/35 circuit
- 13/10, 11
绝对最大额定值 Absolute Maximum Ratings（TA = 25°C）
超过下表数值可能造成器件永久损坏，设计时请留余量。
| 特性 | 符号 | 额定值 | 单位 |
|---|---|---|---|
| TB6560AHQ | VDD VMA/B | 6 40 3.5 | |
| (per phase) Peak TB6560AFG | IO (PEAK) | 2.5 | A |
| MO drain current | I (MO) | 1 | mA |
| Protect drain current | I (Protect) | 1 | mA |
| Input voltage TB6560AHQ | VIN | VDD 5 (Note 1) 43 (Note 2) | V |
| Power dissipation TB6560AFG | PD | W | |
| Operating temperature | Topr | −30 to 85 | °C |
| Storage temperature | Tstg | −55 to 150 | °C |
| Operating Range (T = −30 | to 85°C) | ||
| VDD | ⎯ 4.5 5.0 5.5 V | ||
| VMA/B | VMA/B | ≥ VDD 4.5 ⎯ 34 V | |
| TB6560AHQ | ⎯ ⎯ ⎯ 3 | ||
| Output current | IOUT | A | |
| TB6560AFG | ⎯ ⎯ ⎯ 1.5 | ||
| Input voltage | VIN | ⎯ 0 ⎯ 5.5 V | |
| Clock frequency | fCLK | ⎯ ⎯ ⎯ 15 kHz | |
| OSC frequency | fOSC | 6 | ⎯ ⎯ ⎯ 600 kHz 2011-01-18 |
数据来源：原厂规格书
安全与绝缘额定值（DIN EN/IEC 60747−5−5）
| I/O | 符号 | Functional | 说明 | 备注 |
|---|---|---|---|---|
| TB6560AHQ/AFG |
应用领域 Applications
产品应用与封装尺寸
图纸取自该型号原厂规格书的应用电路与封装尺寸章节，点击图片可放大查看原始尺寸标注。