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此桥式驱动器专门用于包括安全相关应用在内的汽车三相位无刷直流电机控制。它提供6个用于正常电平N通道金属氧化物半导体场效应应晶体管(MOSFET)晶体管的专用驱动器。此驱动器的功能被设计成处理250nC的栅极电荷,并且为了实现轻松的输出斜率调节,可设定此驱动器的拉/灌电流。该器件还通过SPI接口集成了先进的诊断,保护和监控特性。一个具有集成FET的升压转换器提供过驱电压,从而可实现对功率级的完全控制,即使当电池电压低至4.75V时也是如此。
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| Vs (Min) (V) |
| Vs (Max) (V) |
| Vs ABS (Max) (V) |
| Vs ABS (Min) (V) |
| Gate Drive (A) |
| Number of Half Bridges |
| Current Sense Amps |
| Control I/F |
| Features |
| Rating |
| Operating Temperature Range (C) |
| Pin/Package |
| DRV3201-Q1 | DRV3205-Q1 | DRV3220-Q1 | DRV3245Q-Q1 |
|---|---|---|---|
| 4.75 | 4.75 | 4.75 | 4.5 |
| 38 | 60 | 60 | 45 |
| 40 | 60 | 60 | 45 |
| -0.3 | -0.3 | -0.3 | -0.3 |
| 1 | 1 | 1 | 1 |
| 3 | 3 | 3 | 3 |
| 2 | 3 | 0 | 3 |
| 6x direct predriver control inputs, SPI | 6x direct predriver control inputs, SPI | 6x direct predriver control inputs, SPI | SPI |
| Automotive Qualified VDS Monitoring Sleep Mode Over Voltage Protection Under Voltage Protection | Automotive Qualified 3-Phase Comparator Shoot-Through Protection Failure Detection Watchdog Timer Over Voltage Protection Under Voltage Protection Sleep Mode | Automotive Qualified Integrated 50mA LDO VDS Monitoring VGS Monitoring Watchdog Timer Shoot-Through Protection Over Voltage Protection Under Voltage Protection Over Temperature Protection Sleep Mode | 3-Phase Comparator Automotive Qualified Failure Detection Over Temperature Protection Over Voltage Protection SPI Management I/F Shoot-Through Protection Short-Circuit Protection Sleep Mode Under Voltage Protection VDS Monitoring |
| Automotive | Automotive | Automotive | Automotive |
| -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
| 64HTQFP | 48HTQFP | 48HTQFP | 48HTQFP |