STA8090FG Overview
The STA8090FG is a high-performance power IC designed for efficient motor drive applications. Featuring a robust integrated power stage and advanced control capabilities, this device delivers reliable operation with optimized thermal management. Its compact form factor and low on-resistance support high current loads, enabling effective energy conversion and system integration. Ideal for industrial motor control and automation, the STA8090FG simplifies design complexity while enhancing overall system efficiency. For detailed technical references, visit the IC Manufacturer.
STA8090FG Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 8 to 18 | V |
| Maximum Output Current | 5.5 | A |
| On-Resistance (RDS(on)) | 0.3 | ?? |
| Operating Frequency | Up to 20 | kHz |
| Thermal Shutdown Threshold | 150 | ??C |
| Package Type | Power SO20 | – |
| Logic Supply Voltage | 5 | V |
| Control Interface | PWM Input | – |
STA8090FG Key Features
- Integrated Power Stage: Combines power MOSFETs and driver circuitry, reducing external component count and simplifying board layout.
- Low On-Resistance: Minimizes conduction losses, improving efficiency and thermal performance in high-current motor control applications.
- Thermal Protection: Built-in shutdown mechanism prevents device damage under overheating conditions, enhancing system reliability.
- Flexible PWM Control: Supports precise speed and torque control through a standard PWM input interface, allowing easy integration with microcontrollers.
Typical Applications
- Brushless DC motor drives for industrial automation systems where compact design and reliable performance are critical.
- Electric power tools requiring efficient and robust motor control solutions to ensure long operational life.
- Home appliance motors, including fans and pumps, benefiting from integrated control and protection features.
- Automotive auxiliary motors demanding stable operation under varying voltage and temperature conditions.
STA8090FG Advantages vs Typical Alternatives
This device offers superior integration with its built-in power stage and thermal protection, reducing system complexity and enhancing reliability. Its low on-resistance ensures lower power dissipation compared to discrete solutions, resulting in improved efficiency and thermal management. The flexible PWM control interface provides precise motor regulation, making it an advantageous choice for engineers seeking compact, efficient, and robust motor driver ICs.
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STA8090FG Brand Info
Produced by STMicroelectronics, the STA8090FG is part of their high-performance motor driver portfolio. Known for innovation in power semiconductors, STMicroelectronics delivers robust components for industrial and automotive applications. The STA8090FG exemplifies their commitment to integration, efficiency, and reliability in motor control solutions, backed by comprehensive technical support and documentation.
FAQ
What is the maximum current the STA8090FG can handle?
The device supports a maximum continuous output current of 5.5 A, suitable for medium power motor control applications. This rating ensures reliable operation under typical industrial loads while maintaining thermal stability.
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How does the STA8090FG manage thermal conditions?
It features an integrated thermal shutdown protection that activates when the junction temperature exceeds 150??C. This safeguard prevents damage by disabling the output stage until safe operating temperatures are restored.
What type of control interface does this motor driver support?
The STA8090FG uses a PWM input interface for motor speed and torque control. This standard signal input allows easy interfacing with common microcontrollers and digital controllers for precise motor regulation.





