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
- Number of Outputs :
- 1
- Package / Case :
- 28-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Number of Terminations :
- 28
- Radiation Hardening :
- No
- Power Supplies :
- 3.3V
- Max Collector Current :
- 3A
- Packaging :
- Tube
- Switching Frequency :
- 512kHz
- Supply Voltage :
- 3.3V
- Lead Free :
- Lead Free
- Max Output Current :
- 3A
- Width :
- 4.5mm
- Mounting Type :
- Surface Mount
- Output Voltage :
- 45V
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Height :
- 1.05mm
- Applications :
- GENERAL PURPOSE
- Terminal Pitch :
- 0.65mm
- Logic Function :
- AND
- Terminal Form :
- Gull wing
- Mount :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Operating Supply Current :
- 650μA
- Function :
- Driver - Fully Integrated, Control and Power Stage
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Operating Temperature :
- -40°C~150°C TJ
- RoHS Status :
- ROHS3 Compliant
- Length :
- 9.8mm
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Terminal Position :
- Dual
- Motor Type :
- Stepper
- Supply Current-Max (Isup) :
- 0.65mA
- Collector Emitter Voltage (VCEO) :
- 45V
- JESD-609 Code :
- e3
- ECCN Code :
- EAR99
- Weight :
- 120.003531mg
- Voltage - Load :
- 8V~45V
- Step Resolution :
- 1 ~ 1/16
- Voltage - Supply :
- 3.3V 5V
- Base Part Number :
- L6474
- Motor Type - Stepper :
- Bipolar
- Peak Reflow Temperature (Cel) :
- 260
- Number of Pins :
- 28
- Interface :
- SPI
- Output Configuration :
- Half Bridge (4)
- Factory Lead Time :
- 12 Weeks
- Series :
- STSPIN L64
- REACH SVHC :
- No SVHC
- Supply Voltage-Min (Vsup) :
- 8V
- Datasheets
- L6474H
L6474H Documents
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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