UC3770BN
- Mfr.Part #
- UC3770BN
- Manufacturer
- Texas Instruments
- Package / Case
- 16-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC BRIDGE DRIVER PAR 16DIP
- Stock
- 10,375
- In Stock :
- 10,375
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- Manufacturer :
- Texas Instruments
- Product Category :
- Full Half-Bridge Drivers
- Load Type :
- Inductive
- Terminal Pitch :
- 2.54mm
- Packaging :
- Tube
- Nominal Supply Current :
- 33mA
- Supply Current-Max (Isup) :
- 25mA
- Weight :
- 1.053808g
- JESD-609 Code :
- e4
- Base Part Number :
- UC3770
- Applications :
- General Purpose, Stepper Motors
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Radiation Hardening :
- No
- Number of Pins :
- 16
- Surface Mount :
- No
- Package / Case :
- 16-DIP (0.300, 7.62mm)
- Thickness :
- 3.9mm
- Lead Free :
- Lead Free
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature :
- 0°C~150°C TJ
- Supply Voltage :
- 36V
- Pbfree Code :
- yes
- Height :
- 5.08mm
- Voltage - Supply :
- 4.75V~5.3V
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Voltage - Load :
- 10V~45V
- Length :
- 19.3mm
- Interface :
- Logic
- Pin Count :
- 16
- Width :
- 6.35mm
- Mounting Type :
- Through Hole
- Number of Outputs :
- 1
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- REACH SVHC :
- No SVHC
- Output Voltage :
- 45V
- ECCN Code :
- EAR99
- Motor Type :
- Stepper
- Number of Functions :
- 1
- Output Current per Channel :
- 2A
- Output Configuration :
- Half Bridge (2)
- Max Output Current :
- 1.5A
- Fault Protection :
- Over Temperature
- Output Current :
- 2A
- Number of Terminations :
- 16
- Factory Lead Time :
- 16 Weeks
- Operating Supply Voltage :
- 5V
- Datasheets
- UC3770BN

Full Half-Bridge Drivers Texas Instruments UC3770BN Overview
The UC3770BN, crafted by industry leader Texas Instruments, is a top-tier integrated circuit designed specifically for robust bridge driver applications. As part of the Full Half-Bridge Drivers category, this component excels in delivering reliable performance and durability in demanding environments. The UC3770BN is ideal for driving stepper motors and other similar applications where precise control of motor phases is crucial. Its robust design and advanced technology ensure optimal performance, making it a preferred choice for engineers and professionals looking to enhance system reliability and efficiency in their motor control solutions.
UC3770BN Features
This integrated circuit boasts several key features that make it stand out. It operates efficiently with a parallel input interface, allowing for straightforward integration into existing systems without the need for extensive redesign. The UC3770BN's capability to drive both windings of a bipolar stepper motor directly with a fixed off time current regulator and adaptive decay to optimize performance is a significant advantage. Additionally, the IC is packaged in a 16DIP format, offering ease of use in various assembly processes.
UC3770BN Applications
- Stepper Motor Controllers: The UC3770BN is extensively used in controlling stepper motors, providing precise control over motor phases which is critical for accurate positioning in CNC machines and 3D printers.
- Robotics: In robotics, this IC helps in driving motors that require accurate control of movement to perform complex tasks and maneuvers efficiently.
- Automated Machinery: The UC3770BN is crucial for applications in automated machinery where reliability and precision are required to drive the mechanical parts of automation systems.
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