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
- RoHS Status :
- ROHS3 Compliant
- Lead Free :
- Lead Free
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Motor Type :
- Stepper
- Series :
- STSPIN L64
- Collector Emitter Voltage (VCEO) :
- 45V
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 0.65mm
- Max Collector Current :
- 3A
- Base Part Number :
- L6474
- Weight :
- 120.003531mg
- Number of Terminations :
- 28
- JESD-609 Code :
- e3
- Height :
- 1.05mm
- Switching Frequency :
- 512kHz
- ECCN Code :
- EAR99
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Package / Case :
- 28-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Length :
- 9.8mm
- Interface :
- SPI
- Number of Pins :
- 28
- Mounting Type :
- Surface Mount
- Applications :
- GENERAL PURPOSE
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Supply Voltage :
- 3.3V
- Voltage - Supply :
- 3.3V 5V
- Packaging :
- Tube
- Number of Outputs :
- 1
- Power Supplies :
- 3.3V
- Max Output Current :
- 3A
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Voltage - Load :
- 8V~45V
- Factory Lead Time :
- 12 Weeks
- Supply Voltage-Min (Vsup) :
- 8V
- Logic Function :
- AND
- Terminal Position :
- Dual
- Operating Temperature :
- -40°C~150°C TJ
- Width :
- 4.5mm
- Output Configuration :
- Half Bridge (4)
- Output Voltage :
- 45V
- Mount :
- Surface Mount
- Supply Current-Max (Isup) :
- 0.65mA
- Radiation Hardening :
- No
- Motor Type - Stepper :
- Bipolar
- Step Resolution :
- 1 ~ 1/16
- Terminal Form :
- Gull wing
- REACH SVHC :
- No SVHC
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Operating Supply Current :
- 650μA
- 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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