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A4950ELJTR-T
+Lista de MateriaisIC MOTOR DRIVER 8V-40V 8SOIC
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FabricanteAllegro MicroSystems
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Peça do Fabricante #A4950ELJTR-T
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Ficha Técnica A4950ELJTR-T DataSheet
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Pacote SOIC-8
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (2) |
| Interface | Analog |
| Technology | DMOS |
| Applications | General Purpose |
| 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 |
Visão Geral
Description
Key features include:
1. Operating Voltage Range: The A4950ELJTR-T typically operates within a voltage range of 8 to 40 volts.
2. Output Current: It can handle continuous output currents up to a certain limit, typically around 3.5 A.
3. Protection Features: It includes thermal shutdown with a hysteresis, undervoltage lockout, and short circuit protection to enhance reliability.
4. Control Interface: It uses standard logic inputs to facilitate easy interfacing with a microcontroller.
5. Compact Package: The device is available in a compact, surface-mount package, making it suitable for space-constrained applications.
Overall, the A4950ELJTR-T is a versatile and robust solution for controlling DC motors in various consumer, industrial, and automotive applications.
Equivalent
1. TI DRV8833: Dual H-Bridge Motor Driver
2. STMicroelectronics L298N: Dual Full-Bridge Driver
3. ON Semiconductor LB1836M: Dual H-Bridge Driver
4. Infineon BTN8982TA: High-Current H-Bridge Driver
Ensure compatibility in terms of voltage, current ratings, and package type when considering replacements.
Features
Key features include integrated protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability and safeguard the IC under adverse conditions. The device also supports PWM control for precise motor speed and direction control, allowing for efficient and flexible motor operation.
The A4950ELJTR-T comes in a compact, thermally efficient package which helps in saving board space and facilitating heat dissipation. Its low standby current consumption makes it ideal for battery-powered applications. Overall, the A4950ELJTR-T is designed to deliver robust performance and protection in demanding environments.
Pinout
1. VBB: Supply voltage pin for motor operation.
2. OUT1: Output pin for connecting to one side of the DC motor.
3. GND: Ground pin.
4. OUT2: Output pin for connecting to the opposite side of the DC motor.
5. SLEW: Pin to control the slew rate for reducing electromagnetic interference.
6. IN2: Control input pin 2 for determining the direction of the motor.
7. IN1: Control input pin 1 for determining the direction of the motor.
8. VREF: Reference voltage pin used for setting the current limit.
The A4950ELJTR-T is used to control the direction and speed of DC motors, making it suitable for various automotive and industrial applications.