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STMicroelectronics Stepper Motor Driver IC Full Bridge 1.4A 8V-52V SO-8 Package L6228PDTR
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 3.3mm |
| Length | 16mm |
| Model | L6228PDTR |
| Width | 11.1mm |
| Motor Type | Stepper |
| Mount Type | Surface |
| Series | L6228 |
| Configuration | Full Bridge |
| Output Current | 1.4A |
| Maximum Operating Temperature | 150°C |
| Package Type | SO-8 |
| Minimum Operating Temperature | -40°C |
| Pin Count | 36 |
| Maximum Supply Voltage | 52V |
| Minimum Supply Voltage | 8V |
| Supply Current | 1.4A |
| Typical Switching Frequency | 100kHz |
Key Features
- Designed for bipolar stepper motor control with integrated dual DMOS full bridges.
- Incorporates non-dissipative overcurrent and thermal shutdown protections.
- Operates with a typical switching frequency of 100kHz for efficient motor driving.
- Features fast/slow decay modes and chopping regulation for precise current control.
- Supports both full and half-step drive sequences via integrated decoding logic.
- Compact surface mount SO-8 package with 36 pins and dimensions of 16mm x 11.1mm x 3.3mm.
- Wide operating temperature range from -40°C to 150°C, suitable for industrial applications.
- Includes undervoltage lockout and fast freewheeling diodes for enhanced performance.
Product Description
STMicroelectronics L6228PDTR is a highly integrated stepper motor driver IC featuring a full bridge configuration, designed especially for driving two-phase bipolar stepper motors. With an output current of 1.4A RMS and a supply voltage range from 8V to 52V, this device supports a broad application spectrum in industrial, automation, robotics, and manufacturing systems.
The IC integrates DMOS power transistors with CMOS and bipolar circuits using BCD technology, providing efficient and reliable motor control. It offers a constant off-time PWM current controller enabling chopping regulation for precise current management. The device also features non-dissipative overcurrent protection on the high-side power MOSFETs and thermal shutdown for improved safety and reliability.
Additional advanced features include selectable fast/slow decay modes, quasi-synchronous rectification, cross conduction protection, undervoltage lockout, and integrated fast freewheeling diodes, making it suitable for complex motor control tasks and harsh operating environments. The device's decoding logic supports both full-step and half-step drive modes with phase sequence generation for smooth operation.
Its compact SO-8 surface mount package with 36 pins offers a length of 16mm, width of 11.1mm, and height of 3.3mm, supporting compact PCB designs. The operating temperature range from -40°C to 150°C ensures robustness for demanding applications such as HVAC systems, industrial machinery, and automotive motor controls.
Designed for bipolar stepper motor applications with full bridge driver integration. Non-dissipative overcurrent and thermal shutdown protection enhances durability. Wide supply voltage range from 8V to 52V allows versatile power sources.
Fast and slow decay current control modes optimize performance and efficiency. Constant off-time PWM current controller enables precise current regulation. Compact SO-8 (36-pin) package facilitates space-saving PCB layout.
Operating temperature range from -40°C to 150°C suitable for industrial conditions. Perfect for robotics, automation, HVAC, and manufacturing motor control applications. Explore the STMicroelectronics range of Motor Driver ICs at EnvMart for reliable and high-performance motor control solutions.
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Frequently Asked Questions
The L6228PDTR has an output current rating of 1.4A RMS.
It operates within a supply voltage range of 8V to 52V.
The typical switching frequency for the L6228PDTR is 100kHz.
The dimensions of the SO-8 package are 16mm in length, 11.1mm in width, and 3.3mm in height.
This stepper motor driver IC is designed for bipolar stepper motors.
It includes non-dissipative overcurrent protection and thermal shutdown features for enhanced safety.
The operating temperature range is from -40°C to 150°C.
This model has a total of 36 pins.
The L6228PDTR uses a surface mount type for installation.
It offers selectable fast/slow decay modes, quasi-synchronous rectification, and cross conduction protection.
It is suitable for applications in industrial automation, robotics, HVAC systems, and manufacturing motor controls.
The configuration of this model is a full bridge, designed for efficient motor control.
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