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A3938SLDTR-T
+BOMIC MOTOR DRIVER 18V-50V 38TSSOP
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メーカーアレグロ・マイクロシステムズ
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メーカー品番 #A3938SLDTR-T
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データシート A3938SLDTR-T DataSheet
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パッケージ TSSOP-38
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在庫状況3690
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-ACDC | Brushless DC (BLDC) |
| Function | Controller - Commutation, Direction Management |
| OutputConfiguration | Pre-Driver - Half Bridge (3) |
| Interface | Parallel, PWM |
| Technology | Power MOSFET |
| Applications | General Purpose |
| Voltage-Supply | 18V ~ 50V |
| OperatingTemperature | -20°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 38-TFSOP (0.173, 4.40mm Width) |
概要
Description
Equivalent
Features
1. Dual H-Bridge Configuration: It integrates two H-bridge drivers, allowing it to control two DC motors simultaneously or a single bipolar stepper motor.
2. Current Control: The device provides adjustable current control, which helps in efficient power management and protects the motors from damage due to overcurrent.
3. Wide Operating Voltage Range: It supports a broad voltage range, making it versatile for various applications.
4. Thermal Protection: The IC includes thermal shutdown protection to prevent damage due to overheating.
5. Overcurrent Protection: Built-in overcurrent protection ensures the safe operation of connected motors.
6. PWM Control: Supports Pulse Width Modulation (PWM) for precise speed and torque control of the motors.
7. Compact Package: Offered in a compact package, making it suitable for space-constrained applications.
These features make the A3938SLDTR-T suitable for applications in robotics, automation, and other areas requiring reliable motor control.
Pinout
Key functions of the A3938SLDTR-T include:
1. Three-Phase Driver: It provides the necessary drive for three-phase brushless DC motors.
2. PWM Control: Supports pulse-width modulation (PWM) for efficient motor speed control.
3. Overcurrent Protection: Features protection against overcurrent conditions to safeguard the motor and driver.
4. Thermal Shutdown: Integrated thermal protection to prevent overheating.
5. Undervoltage Lockout: Ensures the device operates only above a certain voltage threshold to prevent malfunction.
6. Diagnostic Outputs: Provides feedback for fault conditions, aiding in system diagnostics.
For specific pin functions and detailed descriptions, consulting the manufacturer's datasheet is recommended, as it provides comprehensive information on pin assignments and electrical characteristics.
Manufacturer
Application
1. Brushless DC Motor Control: Suitable for driving BLDC motors in applications such as electric power steering, pumps, and fans.
2. Robotics: Used in robotic systems for precise control of motor functions.
3. Industrial Automation: Applicable in conveyor systems and automated machinery for efficient motor management.
4. HVAC Systems: Employed to control motors in heating, ventilation, and air conditioning systems.
5. Electric Vehicles: Utilized in the control of motors for efficient vehicle propulsion and other motor-driven functions.
These applications leverage the device's capabilities for high-efficiency motor control.