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L6470H
+БОМIC MTR DRV BIPLR 3.3/5V 28HTSSOP
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ПроизводительSTМикроэлектроника
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Мфр. Часть #L6470H
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Лист данных L6470H DataSheet
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Пакет TSSOP-28
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В наличии6694
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Package | Tube |
| Series | STSPIN L64 |
| ProductStatus | Active |
| MotorType-Stepper | Bipolar |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Half Bridge (4) |
| Interface | SPI |
| Technology | DMOS |
| StepResolution | 1 ~ 1/128 |
| Applications | General Purpose |
| Current-Output | 3A |
| Voltage-Supply | 3.3V, 5V |
| Voltage-Load | 8V ~ 45V |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 28-TSSOP (0.173, 4.40mm Width) Exposed Pad |
Обзор
Description
The IC uses SPI (Serial Peripheral Interface) for communication, enabling easy integration with microcontrollers and systems. Key features include programmable speed profiles, acceleration/deceleration control, and stall detection, which help in preventing motor stalls and ensuring reliable performance. It also offers protection features like overcurrent, overtemperature, and undervoltage lockout to enhance durability.
Overall, the L6470H is a versatile and efficient solution for stepper motor applications requiring high precision and reliability.
Equivalent
1. Texas Instruments DRV8811 - A similar stepper motor controller with integrated microstepping.
2. Allegro Microsystems A4988 - Widely used for stepper motors, supporting microstepping.
3. ON Semiconductor LV8729 - Offers comparable functionality with microstepping capabilities.
4. Trinamic TMC2100 - Provides silent stepper motor operation with advanced features.
When selecting an equivalent, ensure the specifications match your application requirements.
Features
1. Microstepping: Provides up to 1/128 steps for smooth and precise motor control.
2. Current Control: Features a built-in current control mechanism with programmable peak current that allows efficient motor operation.
3. Voltage Range: Operates within a wide voltage range, typically from 8 V to 45 V.
4. SPI Interface: Equipped with a serial peripheral interface (SPI) for easy communication and configuration.
5. Configurable Settings: Allows customizable speed profiles, acceleration, deceleration, and maximum speed settings.
6. Diagnostics: Includes overcurrent, thermal shutdown, undervoltage lockout, and stall detection for robust operation.
7. Step Clock Mode: Supports an external step clock mode for more flexible control.
8. Low Power: Incorporates a power-saving sleep mode.
9. Compact Package: Comes in a compact PowerSO package for easy integration into various applications.
These features make the L6470H suitable for applications in robotics, automation, and precision motion control systems.
Pinout
Key functions of the L6470H include:
- Microstepping: Capable of driving a motor with up to 128 microsteps per full step.
- Current Control: Internal PWM current control algorithm to maintain constant motor current.
- Voltage Protection: Provides under-voltage and overcurrent protection.
- SPI Interface: Allows communication with a host microcontroller for configuration and control.
- Motor Control: Includes features for speed and position control, as well as a step-clock mode for external pulse control.
- Diagnostics: Offers fault detection and signaling for over-temperature and other error conditions.
This integrated solution is ideal for applications like industrial automation, robotics, and precision control systems.