UC3875NG4
- Mfr.Part #
- UC3875NG4
- Manufacturer
- Texas Instruments
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC OFFLINE SW FULL-BRDG 20DIP
- Stock
- 23
- In Stock :
- 23
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- Manufacturer :
- Texas Instruments
- Product Category :
- AC DC Converters, Offline Switches
- Switcher Configuration :
- PHASE-SHIFT
- Additional Feature :
- CAN ALSO BE CONFIGURED IN CURRENT MODE; PWM CONTROL TECHNIQUE ALSO POSSIBLE
- Pin Count :
- 20
- Frequency :
- 1MHz
- Width :
- 6.35mm
- Output Current :
- 500mA
- Supply Voltage :
- 12V
- Radiation Hardening :
- No
- Number of Functions :
- 1
- Nominal Input Voltage :
- 20V
- Operating Temperature :
- 0°C~70°C TA
- Terminal Finish :
- Matte Tin (Sn)
- Thickness :
- 4.57mm
- Voltage - Start Up :
- 10.75V
- Output Voltage :
- 2.6V
- Mounting Type :
- Through Hole
- Fault Protection :
- Current Limiting
- Control Technique :
- RESONANT CONTROL
- Voltage - Supply (Vcc/Vdd) :
- 9.5V~20V
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Topology :
- Full-Bridge
- Terminal Position :
- Dual
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Duty Cycle :
- 100%
- Number of Pins :
- 20
- Packaging :
- Tube
- Number of Terminations :
- 20
- Base Part Number :
- UC3875
- Factory Lead Time :
- 16 Weeks
- Pbfree Code :
- yes
- REACH SVHC :
- No SVHC
- Control Features :
- Frequency Control, Soft Start, Sync
- Mount :
- Through Hole
- ECCN Code :
- EAR99
- RoHS Status :
- ROHS3 Compliant
- Number of Outputs :
- 4
- Lead Free :
- Lead Free
- Control Mode :
- VOLTAGE-MODE
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- JESD-609 Code :
- e3
- Output Isolation :
- Non-Isolated
- Height :
- 5.08mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Weight :
- 2.259996g
- Length :
- 24.33mm
- Input Voltage-Nom :
- 12V
- Supply Current-Max (Isup) :
- 30mA
- Datasheets
- UC3875NG4

AC DC Converters, Offline Switches Texas Instruments UC3875NG4 Overview
The Texas Instruments UC3875NG4 is a sophisticated integrated circuit specifically designed for offline switching applications. This product facilitates full-bridge topology operations and is housed in a compact 20DIP package, making it ideal for high-performance power conversion solutions. The UC3875NG4 enhances system reliability and efficiency with its advanced control features and is particularly suitable for driving complex power conversion in industrial settings. By integrating this IC, manufacturers can significantly streamline design processes, reduce system costs, and achieve faster time-to-market for their products. This makes the UC3875NG4 a vital component for businesses aiming to enhance their power management systems.
UC3875NG4 Features
The UC3875NG4 from Texas Instruments includes several key features that make it a robust choice for full-bridge power conversion applications. It supports programmable switching frequencies and phase-shifting capabilities which allow for flexible control over power conversion parameters. The IC also includes built-in circuit protection features like over-temperature and over-current protection, ensuring enhanced operational safety and longevity. Furthermore, its dual-channel layout facilitates synchronized switching, providing smoother and more efficient operation.
UC3875NG4 Applications
- Uninterruptible Power Supplies (UPS): The UC3875NG4 is crucial for managing power in UPS systems, ensuring continuous power supply and protection against power surges and failures.
- Electric Vehicles (EVs): Utilized in the EV power systems to control battery management and power distribution, enhancing the efficiency of energy use.
- Telecommunications Equipment: Helps in powering telecom infrastructures by regulating power supply systems, critical for maintaining network integrity and performance.
- Industrial Motor Drives: Applied in controlling motor speed and torque, optimizing performance and energy consumption in various industrial applications.
- Renewable Energy Systems: Plays a significant role in solar inverters and wind turbine converters, converting and managing power efficiently in renewable energy installations.
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