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A4950KLJTR-T
+NomenclatureIC MOTOR DRIVER 8V-40V 8SOIC
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FabricantAllegro microsystèmes
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Pièce fabricant #A4950KLJTR-T
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Fiche technique A4950KLJTR-T DataSheet
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Package 8-SOIC-EP
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En stock5049
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | Analog |
| Technology | DMOS |
| Applications | Automotive |
| Current-Output | 3.5A |
| Voltage-Supply | 8V ~ 40V |
| Voltage-Load | 8V ~ 40V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) Exposed Pad |
Présentation
Description
Key features of the A4950KLJTR-T include a wide operating voltage range, robust protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout, which enhance its reliability and safety in demanding environments. The device is also known for its low power consumption, making it suitable for battery-powered applications.
The A4950KLJTR-T is packaged in a compact form, facilitating easy integration into various circuit designs. It is typically used in applications such as automotive window lifts, seat adjusters, and industrial automation systems, where precise motor control is crucial. Its adaptability and protection features make it a popular choice among engineers and designers seeking efficient and reliable motor control solutions.
Equivalent
Features
1. Full-Bridge Motor Driver: Capable of driving a single winding in a bipolar stepper motor or a DC motor in a full-bridge configuration.
2. Operating Voltage: Supports a wide voltage range, usually from 8V to 40V.
3. Output Current: Can deliver up to 1.2A continuous current per channel.
4. Control Interface: Uses simple logic inputs for controlling motor direction and operation.
5. Protection Features: Includes built-in protection for overcurrent, thermal overload, and undervoltage lockout.
6. PWM Control: Supports PWM control for precise speed and torque management.
7. Compact Package: Comes in a small, thermally efficient package suitable for space-constrained applications.
8. Low RDS(on): Designed for low power loss and high efficiency.
These features make the A4950KLJTR-T suitable for a variety of motor control applications in consumer electronics, automotive systems, and industrial equipment.
Pinout
Pin count: 8
Functionality:
- Pins 1 & 2 (OUT1, OUT2): These are the output pins connected to the motor terminals.
- Pin 3 (GND): Ground connection for the IC.
- Pin 4 (SENSE): Used for current sensing; connected to a resistor for monitoring motor current.
- Pin 5 (VBB): Supply voltage for the motor.
- Pin 6 (VREG): Provides a regulated voltage output for internal logic functions.
- Pin 7 (IN1): Logic input to control the state of OUT1.
- Pin 8 (IN2): Logic input to control the state of OUT2.
The A4950KLJTR-T effectively controls the direction and speed of a DC motor by utilizing these pin connections to regulate motor current and voltage.