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STMicroelectronics Stepper Motor Driver IC 24-Pin TFQFPN 1.5A Output Current STSPIN820
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 1.1mm |
| Length | 4.1mm |
| Model | STSPIN820 |
| Width | 4.1mm |
| Motor Type | Stepper |
| Mount Type | Surface |
| Series | STSPIN820 |
| Configuration | Full Bridge |
| Output Current | 1.5A |
| Maximum Operating Temperature | 150°C |
| Package Type | TFQFPN |
| Minimum Operating Temperature | -40°C |
| Standards/Approvals | RoHS |
| Pin Count | 24 |
| Maximum Supply Voltage | 48V |
| Minimum Supply Voltage | -0.3V |
| Supply Current | 3mA |
Key Features
- Integrates control logic and low RDSon power stage in a compact 4 x 4 mm QFN package.
- Supports PWM current control with fixed OFF time for efficient operation.
- Microstepping resolution up to 1/256th step for fine motor positioning.
- Maximum output current capability of 1.5 Arms suited for medium power stepper motors.
- Wide operating voltage range from 7 V to 45 V ensuring flexibility.
- Comprehensive protection features including overcurrent, overtemperature, and short-circuit protection.
- Low power consumption standby mode available to enhance energy efficiency.
- Robust industrial temperature rating from -40°C to 150°C for harsh environments.
Product Description
STMicroelectronics STSPIN820 is a highly integrated stepper motor driver IC designed to deliver precise and efficient control of stepper motors in industrial and commercial applications. Packaged in a compact 24-pin TFQFPN QFN form factor measuring just 4.1 x 4.1 x 1.1 mm, it integrates both control logic and a low RDSon power stage optimized for high efficiency and reduced thermal dissipation.
The STSPIN820 supports PWM-based current control with a programmable fixed OFF time, allowing accurate current regulation in motor windings. It enables microstepping resolution up to 1/256th of a step, which provides smooth and precise motor movements crucial for robotics, automation, and instrumentation systems.
With an operating voltage range spanning from 7 V to 45 V, and an output current capability of up to 1.5 Arms, it is suitable to drive a wide variety of stepper motors requiring medium power levels. The integrated features include current sensing through external shunt resistors, non-dissipative overcurrent protection, undervoltage lockout, and thermal shutdown mechanisms, enhancing reliability and safety in demanding environments.
The device supports surface mount technology for compact and space-saving PCB layouts and adheres to RoHS standards, ensuring environmental compliance. Its operating temperature range of -40°C to 150°C makes it robust for use in automotive, industrial automation, HVAC, laboratory equipment, and other rugged applications.
Integrates control logic and low RDSon power stage in a compact 4 x 4 mm QFN package. PWM current control with fixed OFF time and programmable features. Microstepping capability up to 1/256th step resolution. Maximum output current rating of 1.5 Arms suitable for medium power motors.
Extensive protection sets including overcurrent and short-circuit protection. Low standby consumption state to optimize power usage. Wide temperature range ensures use in harsh operational conditions. RoHS compliant for environmental safety.
This stepper motor driver IC is widely employed across industrial manufacturing, robotics and automation, HVAC systems, laboratory instrumentation, and commercial equipment requiring reliable precise motor control.
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Frequently Asked Questions
The STSPIN820 has a maximum output current capability of 1.5 Arms, making it suitable for medium power stepper motors.
This model supports a wide operating voltage range from 7 V to 45 V, providing flexibility for various applications.
It supports microstepping resolution up to 1/256th step, allowing for fine motor positioning.
The dimensions of the STSPIN820 are 4.1 mm x 4.1 mm with a height of 1.1 mm.
The STSPIN820 includes comprehensive protection features such as overcurrent protection, overtemperature protection, and short-circuit protection.
This model operates within a temperature range of -40°C to 150°C, making it suitable for harsh environments.
The STSPIN820 is packaged in a 24-pin TFQFPN form factor, which is compact and suitable for surface mount technology.
The supply current for this model is 3 mA, which helps in optimizing power usage.
Yes, the STSPIN820 adheres to RoHS standards, ensuring environmental compliance.
This driver IC is designed specifically for stepper motors, providing precise control for various applications.
The STSPIN820 is designed for surface mount technology, allowing for compact PCB layouts.
The configuration of the STSPIN820 is a full bridge, which is standard for driving stepper motors efficiently.
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