- 制造厂商:TI
- 产品类别:电机驱动器
- 技术类目:有刷直流 (BDC) 电机驱动器
- 功能描述:7-V, 1-A H-bridge motor driver with voltage regulation
- 点击这里打开及下载DRV8832的技术文档资料
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The DRV8832 provides an integrated motor driver solution for battery-powered toys, printers, and other low-voltage or battery-powered motion control applications. The device has one H-bridge driver, and can drive one DC motor or one winding of a stepper motor, as well as other loads like solenoids. The output driver block consists of N-channel and P-channel power MOSFETs configured as an H-bridge to drive the motor winding.
Provided with sufficient PCB heatsinking, the DRV8832 can supply up to 1 A of DC/RMS or peak output current. The device operates on power supply voltages from 2.75 V to 6.8 V.
To maintain constant motor speed over varying battery voltages while maintaining long battery life, a PWM voltage regulation method is provided. An input pin allows programming of the regulated voltage. A built-in voltage reference output is also provided.
Internal protection functions are provided for overcurrent protection, short-circuit protection, undervoltage lockout, and overtemperature protection.
The DRV8832 also provides a current limit function to regulate the motor current during conditions like motor start-up or stall, as well as a fault output pin to signal a host processor of a fault condition.
The DRV8832 is available in a tiny 3-mm × 3-mm 10-pin VSON package and MSOP PowerPAD package (Eco-friendly: RoHS & no Sb/Br).
- H-Bridge Voltage-Controlled Motor Driver
- Drives DC Motor, One Winding of a Stepper Motor, or Other Actuators/Loads
- Efficient PWM Voltage Control for Constant Motor Speed With Varying Supply Voltages
- Low MOSFET On-Resistance: HS + LS 450 mΩ
- 1-A Maximum DC/RMS or Peak Drive Current
- 2.75-V to 6.8-V Operating Supply Voltage Range
- 300-nA (Typical) Sleep Mode Current
- Reference Voltage Output
- Current Limit Circuit
- Fault Output
- Thermally-Enhanced Surface Mount Packages
- Number of full bridges
- 1
- Vs (Min) (V)
- 2.75
- Vs ABS (Max) (V)
- 7
- Peak output current (A)
- 1.3
- RDS(ON) (HS + LS) (mOhms)
- 450
- Sleep current (uA)
- 0.3
- Control mode
- PWM
- Control interface
- Hardware (GPIO)
- Features
- Current Regulation
- Rating
- Catalog
- Operating temperature range (C)
- -40 to 85
DRV8832的完整型号有:DRV8832DGQ、DRV8832DGQR、DRV8832DRCR、DRV8832DRCT,以下是这些产品的关键参数及官网采购报价:
DRV8832DGQ,工作温度:-40 to 85,封装:HVSSOP (DGQ)-10,包装数量MPQ:80个,MSL 等级/回流焊峰值温度:Level-2-260C-1 YEAR,引脚镀层/焊球材料:NIPDAUAG,TI官网DRV8832DGQ的批量USD价格:.91(1000+)
DRV8832DGQR,工作温度:-40 to 85,封装:HVSSOP (DGQ)-10,包装数量MPQ:2500个,MSL 等级/回流焊峰值温度:Level-2-260C-1 YEAR,引脚镀层/焊球材料:NIPDAUAG,TI官网DRV8832DGQR的批量USD价格:.77(1000+)
DRV8832DRCR,工作温度:-40 to 85,封装:VSON (DRC)-10,包装数量MPQ:3000个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:NIPDAU,TI官网DRV8832DRCR的批量USD价格:.7(1000+)
DRV8832DRCT,工作温度:-40 to 85,封装:VSON (DRC)-10,包装数量MPQ:250个,MSL 等级/回流焊峰值温度:Level-1-260C-UNLIM,引脚镀层/焊球材料:NIPDAU,TI官网DRV8832DRCT的批量USD价格:.84(1000+)
DRV8832EVM — DRV8832 评估模块
DRV8832 评估模块包含一个 1A、H 桥电机驱动器(带并行控制接口)和少量外部组件(可用于驱动刷式直流电机或其它负载,例如螺线管)。通过 DRV8832EVM,设计人员能够轻松快速地在其特定应用中评估 DRV8832 电机驱动器的性能。DRV8832 包括用于设置 PWM 稳定输出电压(由 VSET 引脚电压控制)的内部参考电压。此 EVM 可在 2.75V 至 6V 的电源电压下工作。