L6474H
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- Mfr.Part #
- L6474H
- Manufacturer
- STMicroelectronics
- Package / Case
- 28-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC MTR DRV BIPLR 3.3/5V 28HTSSOP
- Stock
- 5,124
- In Stock ：
- 5,124
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Motor Drivers, Controllers
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Applications :
- GENERAL PURPOSE
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Mount :
- Surface Mount
- Package / Case :
- 28-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Output Configuration :
- Half Bridge (4)
- Base Part Number :
- L6474
- Interface :
- SPI
- Weight :
- 120.003531mg
- Radiation Hardening :
- No
- Motor Type :
- Stepper
- Width :
- 4.5mm
- Voltage - Load :
- 8V~45V
- JESD-609 Code :
- e3
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Logic Function :
- AND
- Number of Terminations :
- 28
- Collector Emitter Voltage (VCEO) :
- 45V
- Step Resolution :
- 1 ~ 1/16
- Packaging :
- Tube
- Switching Frequency :
- 512kHz
- RoHS Status :
- ROHS3 Compliant
- Operating Temperature :
- -40°C~150°C TJ
- Operating Supply Current :
- 650μA
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Height :
- 1.05mm
- Max Collector Current :
- 3A
- Power Supplies :
- 3.3V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Length :
- 9.8mm
- Supply Voltage :
- 3.3V
- Terminal Form :
- Gull wing
- Number of Outputs :
- 1
- ECCN Code :
- EAR99
- Supply Current-Max (Isup) :
- 0.65mA
- Mounting Type :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 8V
- Max Output Current :
- 3A
- Number of Pins :
- 28
- Motor Type - Stepper :
- Bipolar
- Lead Free :
- Lead Free
- REACH SVHC :
- No SVHC
- Voltage - Supply :
- 3.3V 5V
- Terminal Pitch :
- 0.65mm
- Series :
- STSPIN L64
- Factory Lead Time :
- 12 Weeks
- Output Voltage :
- 45V
- Datasheets
- L6474H
Motor Drivers, Controllers STMicroelectronics L6474H Overview
The L6474H from STMicroelectronics is a high-performance, compact motor driver designed for enhancing the precision and efficiency of bipolar stepper motor control systems. Ideal for applications requiring fine motor control and low power consumption, this motor driver integrates advanced control features within a 28HTSSOP package, optimizing both size and thermal performance. Utilizing a sophisticated decay mode algorithm and programmable PWM output, the L6474H ensures smooth, precise motor operation with reduced noise and enhanced power efficiency. Its robust design and built-in protections make it a reliable choice for demanding applications across various industries.
L6474H Features
- Dual full-bridge gate driver for bipolar stepper motors
- Operating voltage range from 3.3V to 5V
- Advanced motion control features including non-dissipative overcurrent protection
- Programmable speed profile and microstepping resolution
- Thermal shutdown and under-voltage lockout features for safety and durability
- Compact 28HTSSOP package suitable for space-constrained applications
L6474H Applications
- 3D Printers - Drives stepper motors for precise positioning of the print head, ensuring high-quality prints with fine detail.
- Automated Laboratory Equipment - Powers the motorized components within various devices, enabling precise, controlled movements essential for automated testing and sample handling.
- Office Automation Equipment - Utilized in scanners and photocopiers to manage the paper movement and scanning mechanisms, improving speed and reliability of document processing.
- Textile Machines - Controls the motors responsible for fabric movement and needle positioning, ensuring accurate patterns and stitching.
- Robotics - Offers the control needed for robotic arm positioning and actuation, enhancing the robot's ability to perform complex tasks with high precision.
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