关键参数速览
- 工作温度 TA
- -40 to 85
产品特点 Features
- HSOP8
- ・ Monolithic IC using BiCD process
- Weight: 0.075g (typ.)
- ・ Capable of PWM constant current drive and direct PWM drive
- ・ Built-in output MOSFET with Low on-resistance (High side + low side=0.6Ω(typ.))
- ・ Realization of high voltage and large current drive (Refer to “Absolute maximum ratings” and “Operating range”.)
- ・ Built-in various error detection functions (Thermal shutdown (TSD), over current detection (ISD), and Under voltage lockout(UVLO))
- ・ Built-in VCC regulator for the internal circuit operation.
- Part Number Package name (Note)
- TB67H450FNG(O,N,EL P-HSOP8-0405-1.27-002
- TB67H450FNG(O,EL) P-HSOP8-0405-1.27-001
- Parts Marking
- TB67H450FNG(O,N,EL TB67H450FNG(O,EL）
- H 4 5 0 H 4 5 0
- Lot code
- Pin No.1
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 | 备注 |
|---|---|---|---|---|
| Motor power supply (non active) | 50 | V | Standby mode | |
| Motor power supply (active) | -0.4 to 44 | V | Operation mode | |
| Motor output voltage | Vout | 50 | V | ― |
| Motor output current | Iout | 3.5 | A | (Note 1) |
| VIN(H) | 6.0 | V | ― | |
| VIN(L) | -0.4 | V | ― | |
| VREF pin voltage | Vref | 0 to 5.5 | V | ― |
| Power dissipation | PD | 2.85 | W | (Note 2) |
| Operating temperature | Topr | -40 to 85 | °C | ― |
| Storage temperature | Tstg | -55 to 150 | °C | ― |
| Junction temperature | Tj | 150 | °C | ― |
| considerations, depending | on ambient temperature | and board | conditions. | |
| temperature, Tj (max), will not | exceed 120°C. | |||
| Operating Range (Ta=-40 | to 85°C) | |||
| Motor power supply voltage | VM 4.5 | 24 | 44 | V ― |
| Motor output current | Iout ― | 1.5 | 3.0 | A ― |
| VIN(H) 2.0 | ― | 5.5 | V H level of logic | |
| VIN(L) 0 | ― | 0.8 | V L level of logic | |
| fLOGIC ― | ― | 400 | kHz IN1, IN2 | |
| Input range of Vref voltage | Vref 0 | 2.0 11 | 4.0 | V 2020-11-26 |
数据来源：原厂规格书
电气特性 Electrical Characteristics（TA = 25°C）
| 特性 | 符号 | 测试条件 | 最小 | 典型 | 最大 | 单位 |
|---|---|---|---|---|---|---|
| Logic input pin | HIGH VIN(H) | Logic input pins | 2.0 | ― | 5.5 | V |
| Input voltage | LOW VIN(L) | Logic input pins | 0 | ― | 0.8 | V |
| Input hysteresis | VIN(HYS) | Logic input pins (Note 1) | 100 | ― | 300 | mV |
| Logic input pin | HIGH IIN(H) | Test logic input pins: 3.3 | V ― | 33 | 55 | μA |
| Input current | LOW IIN(L) | Test logic input pins: 0 V | ― | ― | 1 | μA |
| IM1 | ― | ― | 1 | μA | ||
| Current consumption | IM2 | ― | 3 | 4 | mA | |
| IM3 | ― | 3.5 | 5 | mA | ||
| High IOH | ― | ― | 1 | μA | ||
| Low IOL | -1 | ― | ― | μA | ||
| Output setting current accuracy | ΔIout | Iout=1.5 A | -5 | 0 | 5 | % |
| RS pin current | IRS | 0 | ― | 1 | μA | |
| Ron(H+L) | (High side + low side) 12 | ― | 0.6 | 0.8 | Ω 2020-11-26 |
产品应用与封装尺寸
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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。