DRV8376-Q1
- Three-phase BLDC motor driver
- Supports 48V systems
- Supports up to 100kHz PWM frequency
- Active Demagnetization to reduce power losses
- Cycle-by-cycle current limit to limit phase current
- 4.5V to 65V operating voltage (70V abs max)
- High output current capability: 4.5A Peak
- Low MOSFET on-state resistance
- 400mΩ RDS(ON) (HS + LS) at TA = 25°C
- Reduced switching loss with 1.1V/ns slew rate and reverse recovery loss minimization technique
- Adjustable slew rate options
- Low audible noise and ease of motor control with ultra-low dead time < 200ns, and propagation delay < 100ns
- Low-power sleep mode
- 1.5µA typical at VVM = 24V, TA = 25°C
- Multiple control interface options
- 6x PWM control interface
- 3x PWM control interface
- Does not require external current sense resistors, built-in current sensing
- Flexible device configuration options
- DRV8376S: 5MHz 16-bit SPI for device configuration and fault status
- DRV8376H: Hardware pin-based configuration
- Supports 1.8V, 3.3V, and 5V logic inputs
- Built-in 3.3V (5%), 30mA LDO regulator
- Built-in 5V (5%), 30mA LDO regulator
- Integrated protection features
- Supply under voltage lockout (UVLO)
- Charge pump under voltage (CPUV)
- Overcurrent protection (OCP)
- Thermal warning and shutdown (OTW/OTSD)
- Fault condition indication pin (nFAULT)
- Optional fault diagnostics over SPI
The DRV8376-Q1 provides a gate drive and power stage for driving a 4.5V to 65V brushless-DC motors. The DRV8376 integrates three 1/2-H bridges with 70V absolute maximum capability and a very low RDS(ON) of 400mΩ (high-side plus low-side) to enable high-power drive capability. Current is sensed using an integrated current sensing feature eliminating the need for external sense resistors. Power management features with integrated LDO generate the necessary voltage rails for the device and can be used to power external circuits.
DRV8376-Q1 implements a 6x or 3x PWM control scheme which can be used to implement sensored or sensorless field-oriented control (FOC), sinusoidal control, or trapezoid control using an external microcontroller. The DRV8376 is capable of driving a PWM frequency up to 100kHz. The control scheme is highly configurable through hardware pins or register settings ranging from motor current limiting behavior to fault response.
There are a large number of protection features integrated into DRV8376-Q1, intended to protect the device, motor, and system against fault events.
技术文档
类型 | 标题 | 下载最新的英语版本 | 日期 | |||
---|---|---|---|---|---|---|
* | 数据表 | DRV8376-Q1 Three-Phase Integrated FET Motor Driver 数据表 | PDF | HTML | 2025年 5月 13日 | ||
应用手册 | 所选封装材料的热学和电学性质 | 2008年 10月 16日 |
设计和开发
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DRV8376EVM — DRV8376 评估模块
封装 | 引脚 | CAD 符号、封装和 3D 模型 |
---|---|---|
VQFN (NLG) | 28 | Ultra Librarian |
订购和质量
- RoHS
- REACH
- 器件标识
- 引脚镀层/焊球材料
- MSL 等级/回流焊峰值温度
- MTBF/时基故障估算
- 材料成分
- 鉴定摘要
- 持续可靠性监测
- 制造厂地点
- 封装厂地点