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L6225DTR
+BOMIC MTR DRVR BIPOLAR 8-52V 20SOIC
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ManufacturerSTMicroelectronics
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Mfr. Part #L6225DTR
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Datasheet L6225DTR DataSheet
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Package SO-20
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In Stock1767
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | STSPIN L62 |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| MotorType-ACDC | Brushed DC |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | Parallel |
| Technology | BiCDMOS |
| Applications | General Purpose |
| Current-Output | 1.4A |
| Voltage-Supply | 8V ~ 52V |
| Voltage-Load | 8V ~ 52V |
| OperatingTemperature | -25°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 20-SOIC (0.295, 7.50mm Width) |
Overview
Description
Key features include:
- Dual full-bridge configuration, allowing control of two DC motors or one stepper motor.
- Wide operating voltage range, typically from 8V to 52V.
- Output current up to 2.8A per bridge.
- Built-in protections such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability.
- PWM (Pulse Width Modulation) control for efficient speed and torque management.
- Compact package type, making it suitable for space-constrained applications.
Its versatility and reliability make the L6225DTR a popular choice for developers and engineers working on motor-driven applications. The combination of integrated features and protection mechanisms simplifies design efforts and optimizes performance in various environments.
Equivalent
Features
1. Dual Full-Bridge Configuration: Supports two DC motors or one bipolar stepper motor.
2. Voltage Range: Operates from 8 V to 52 V, accommodating a variety of motor types.
3. Current Handling: Capable of driving up to 2.8 A per bridge.
4. PWM Control: Features pulse width modulation for precise motor speed control.
5. Overcurrent Protection: Safeguards against excessive current, enhancing reliability.
6. Thermal Shutdown: Protects against overheating by disabling the output stage.
7. Undervoltage Lockout: Ensures the device remains off during low voltage conditions.
8. Non-Dissipative Overcurrent Protection: Limits current without significant power loss.
9. Cross-Conduction Protection: Prevents simultaneous conduction of high-side and low-side switches.
10. Integrated Freewheeling Diodes: Enhances efficiency and reliability by reducing external component count.
This driver is commonly used in applications requiring accurate motor control with protection features for enhanced durability and performance.
Pinout
1. VS (Supply Voltage Pins): These pins are used to supply power to the device.
2. OUTA1, OUTA2, OUTB1, OUTB2 (Output Pins): These are the output pins for the two full-bridges, used to connect the motor windings.
3. VREF (Reference Voltage Pin): Used to set the current threshold for the bridge output.
4. EN (Enable Pins): Used to enable or disable the operation of the bridges.
5. IN1A, IN2A, IN1B, IN2B (Input Pins): Logic inputs to control the states of the H-bridges.
6. SENSEA, SENSEB (Sense Pins): These are used for current sensing to monitor the motor current.
7. GND (Ground Pins): These are the ground reference pins for the device.
The L6225DTR is primarily used in applications requiring precise motor control, such as robotics and automation systems.
Manufacturer
Application
1. Industrial Automation: Used in robotic arms and conveyor systems for precise motor control.
2. Consumer Electronics: Found in devices like printers and scanners for controlling motorized components.
3. Home Appliances: Used in washing machines and dishwashers for controlling motor-driven mechanisms.
4. Automotive Systems: Applied in electric window lifters, seat adjusters, and mirror controls.
5. Medical Devices: Utilized in equipment needing precision motor control, such as infusion pumps.
These applications benefit from its features like high current handling, thermal shutdown, and cross-conduction prevention.