DRV8838DSGT
Motor / Motion / Ignition Controllers & Drivers 1.8A Lo Vltg Brushed DC Motor DriverDRV8838DSGT
Motor / Motion / Ignition Controllers & Drivers 1.8A Lo Vltg Brushed DC Motor Driver
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製造商零件號 # : DRV8838DSGT
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包裝/封裝: WSON-8
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零件狀態 : ACTIVE
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製造商: Texas Instruments
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產品分類 : Motor Drivers, Controllers
品質保證
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服務與包裝
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About After Sales Service
All Parts Extended Quality Guarantee
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DRV8838DSGT 數據表
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目前的價格方案正在編制中。請聯絡我們的客戶服務團隊獲取最新的價格資訊。感謝您的理解和支援!
詳細說明
One of the standout features of the DRV8838DSGT is its comprehensive protection mechanisms, including overcurrent protection and thermal shutdown. This ensures the safety and longevity of your motor-driven systems, giving you peace of mind during operation. Additionally, the driver's PWM capability allows for precise control over motor speed, while the direction control inputs simplify the overall motor control process
主要特徵
- Thermal shutdown feature
- Output currents up to 3A
- User-friendly interface
應用
- Consumer Electronics
- Portable Devices
- Robotics
- Medical
- Motor Drive & Control
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Number of full bridges | 1 | Vs (min) (V) | 1.8 |
Vs ABS (max) (V) | 12 | Peak output current (A) | 1.9 |
RDS(ON) (HS + LS) (mΩ) | 280 | Sleep current (µA) | 0.03 |
Control mode | PH/EN | Control interface | Hardware (GPIO) |
Rating | Catalog | Operating temperature range (°C) | -40 to 85 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is DRV8838DSGT?
The DRV8838DSGT is a dual H-bridge motor driver integrated circuit (IC) designed by Texas Instruments. It is suitable for driving two brushed DC motors or a single stepper motor with precise control and high efficiency. The DRV8838DSGT is commonly used in robotic applications, home automation, and small appliances requiring motor control.
How Does DRV8838DSGT Work?
The DRV8838DSGT works by accepting input control signals to drive the attached motors in forward, reverse, brake, or standby modes. It uses H-bridge configuration to provide bidirectional control for DC motors and controls the current to the motors for efficient operation. The IC features protection circuits for overcurrent, overtemperature, and undervoltage conditions to ensure the safety and reliability of the connected motors.
How Many Pins does DRV8838DSGT have and What are the Functions of the Pinout Configuration?
The DRV8838DSGT is housed in a 16-pin WQFN (Wafer Level Chip Scale Package) package. The pinout configuration includes:
- AOUT1, AOUT2: Output pins for motor A.
- BOUT1, BOUT2: Output pins for motor B.
- AIN1, AIN2: Input pins for motor A control.
- BIN1, BIN2: Input pins for motor B control.
- SLP: Sleep mode control input.
- FAULT: Fault output indicating overcurrent or overtemperature conditions.
- VCC, GND: Power supply and ground pins.
What are the Pros and Cons of DRV8838DSGT?
Pros:
- Dual H-Bridge: Can independently control two motors for added flexibility.
- Low Voltage Operation: Suitable for battery-powered applications with low input voltage requirements.
- Overcurrent Protection: Includes overcurrent protection to safeguard the motors and the driver circuitry.
- Compact Package: The WQFN package offers a space-efficient footprint for compact designs.
- Efficient Motor Control: Minimizes power loss and heat generation for efficient motor operation.
Cons:
- Current Limitations: May have limitations on the maximum current it can deliver to the motors.
- External Components: May require additional external components such as flyback diodes for inductive loads or current-sensing resistors for optimal performance.
Are There Any Equivalents/Alternatives to DRV8838DSGT for Recommendation?
- The DRV8835 from Texas Instruments is a similar dual H-bridge motor driver with slightly different features and specifications.
- Alternatives to the DRV8838DSGT include the L298N from STMicroelectronics and the TB6612FNG from Toshiba, which are popular choices for motor driving applications.
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