RZ7886 Bi-Directional Dc Motor Driver IC DIP-8

RZ7886 Bi-Directional Dc Motor Driver IC DIP-8 is a robust, monolithic motor driver integrated circuit designed specifically to control reverse and forward motion in brushed DC motors. This compact device delivers high current capabilities with a wide operating voltage range, making it ideal for powering motorized toys, robotics, and small appliances. Consequently, engineers can simplify their circuit designs by replacing bulky discrete relay networks with this single IC. Furthermore, its built-in thermal protection circuit safeguards the system from overheating during extreme load conditions. Therefore, you should select the RZ7886 for your next motion control project to achieve reliable, bi-directional motor operation without compromising on board space or efficiency.

Key Features:

• Bi-Directional Control: The IC enables seamless forward, reverse, and braking operations for brushed DC motors.
• High Current Output: It supplies a continuous output current of up to 7A and handles peak surge currents up to 13A.
• Wide Voltage Range: The device operates efficiently across a broad supply voltage range from 3V to 14V.
• Thermal Shutdown: Built-in temperature sensors automatically disable the output if the IC exceeds safe operating temperatures.
• Low Standby Current: The internal circuitry minimizes power consumption during idle states, extending battery life in portable devices.

Technical Specifications:

• Operating Voltage (V_CC): 3.0 V to 14.0 V
• Continuous Output Current: 7 A (Maximum)
• Peak Output Current: 13 A (Short duration)
• Standby Current: ≤ 2 μA
• Input Logic High Voltage: 2.0 V to V_CC
• Operating Temperature Range: −20°C to +85°C

Mechanical Specifications:

• Package Type: DIP-8 (Dual In-line Package)
• Mounting Style: Through-Hole Technology (THT)
• Pin Material: Tinned Copper Alloy
• Enclosure Material: Molded Plastic (UL 94 V-0 Flammability Rating)

Dimensions:

• Body Length: ≈ 9.2 mm
• Body Width: ≈ 6.4 mm
• Total Height: ≈ 7.1 mm (Including pins)
• Pin Pitch: 2.54 mm (0.1 inch)
• Row Spacing: 7.62 mm (0.3 inch)

Pinout and Wiring:

• Pins 1 & 8 (OUT1 & OUT2): Connect these output pins directly to the terminals of your DC motor.
• Pins 2 & 7 (VCC): Supply the positive DC voltage (3V to 14V) to power both the motor and internal logic.
• Pins 3 & 6 (IN1 & IN2): Apply logic level signals to these inputs to control the motor direction and braking functions.
• Pins 4 & 5 (GND): Connect these pins to the common circuit ground.
• Wiring Note: However, you must use appropriately thick PCB traces for the VCC, GND, and OUT pins to handle the high current flow safely.

Datasheet Reference:

• Download RZ7886 Bi-Directional Motor Driver Datasheet

Commonly Used in:

• RC Vehicles: Driving the main propulsion and steering motors in remote-controlled cars and boats.
• Robotics: Powering small to medium-sized DC motors in educational and hobbyist robot chassis.
• Smart Home Devices: Operating motorized blinds, electronic locks, and automated pet feeders.

Applications:

• Actuator Control: Managing linear actuators for precise mechanical positioning systems.
• Valve Automation: Opening and closing motorized fluid or gas valves in irrigation setups.
• Toy Manufacturing: Providing a cost-effective, high-current drive solution for mass-produced electronic toys.

Equivalent Models:

• RZ7899: A similar motor driver IC from the same family, offering comparable current ratings and pin compatibility.
• TA6586: A widely used bi-directional motor driver that provides equivalent functionality in a DIP-8 package.
• L298N: A dual motor driver alternative; nevertheless, it requires a larger footprint and additional external components.

Package Includes:

• 1 x RZ7886 Bi-Directional Dc Motor Driver IC DIP-8