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UC3770AN

Texas Instruments UC3770AN

Part Number:
UC3770AN
Manufacturer:
Texas Instruments
Ventron No:
3253165-UC3770AN
Description:
High Performance Stepper Motor Drive Circuit
ECAD Model:
Datasheet:
uc3770a

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Overview
Description
The UC3770A and UC3770B are high-performance full-bridge drivers designed for stepper motor control. They feature:
Full-step, half-step, and micro-step capability
Bipolar output current up to 2A
Wide range of motor supply voltage (10-50V)
Low saturation voltage
Wide range of current control (5mA-2A)
Current levels selected in steps or varied continuously
Thermal protection and soft intervention

Features
LS-TTL compatible logic inputs
Current sense
Monostable
Thermal shut-down
Power H-bridge output stage

Applications
The UC3770A and UC3770B are suitable for use in a variety of stepper motor applications, including:
Industrial automation
Robotics
Medical equipment
Printers
Plotters
Specifications
Texas Instruments UC3770AN technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UC3770AN.
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    ACTIVE (Last Updated: 1 week ago)
  • Mounting Type
    Through Hole
  • Package / Case
    16-DIP (0.300, 7.62mm)
  • Surface Mount
    NO
  • Number of Pins
    16
  • Weight
    1.053808g
  • Operating Temperature
    0°C~150°C TJ
  • Packaging
    Tube
  • JESD-609 Code
    e4
  • Pbfree Code
    yes
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    16
  • ECCN Code
    EAR99
  • Terminal Finish
    Nickel/Palladium/Gold (Ni/Pd/Au)
  • Applications
    General Purpose, Stepper Motors
  • Subcategory
    Motion Control Electronics
  • Technology
    Bipolar
  • Voltage - Supply
    4.75V~5.3V
  • Terminal Position
    DUAL
  • Number of Functions
    1
  • Supply Voltage
    36V
  • Terminal Pitch
    2.54mm
  • Base Part Number
    UC3770
  • Pin Count
    16
  • Output Voltage
    45V
  • Max Output Current
    1.5A
  • Number of Channels
    1
  • Interface
    Logic
  • Nominal Supply Current
    33mA
  • Output Configuration
    Half Bridge (2)
  • Output Current
    2A
  • Supply Current-Max (Isup)
    25mA
  • Collector Emitter Voltage (VCEO)
    45V
  • Max Collector Current
    2A
  • Voltage - Load
    10V~45V
  • Fault Protection
    Over Temperature
  • Motor Type
    Stepper
  • Load Type
    Inductive
  • Height
    5.08mm
  • Length
    19.3mm
  • Width
    6.35mm
  • Thickness
    3.9mm
  • Radiation Hardening
    No
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS
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