UC3875N
- Mfr.Part #
- UC3875N
- Manufacturer
- Texas Instruments
- Package / Case
- 20-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC OFFLINE SW FULL-BRDG 20DIP
- Stock
- 9
- In Stock :
- 9
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- Manufacturer :
- Texas Instruments
- Product Category :
- AC DC Converters, Offline Switches
- Input Voltage-Nom :
- 12V
- Number of Pins :
- 20
- Factory Lead Time :
- 16 Weeks
- Output Current :
- 2A
- Number of Channels :
- 4
- Control Technique :
- RESONANT CONTROL
- Mounting Type :
- Through Hole
- JESD-609 Code :
- e3
- Weight :
- 2.259996g
- Mount :
- Through Hole
- Pin Count :
- 20
- Additional Feature :
- CAN ALSO BE CONFIGURED IN CURRENT MODE; PWM CONTROL TECHNIQUE ALSO POSSIBLE
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- RoHS Status :
- ROHS3 Compliant
- Control Mode :
- VOLTAGE-MODE
- Terminal Position :
- Dual
- Topology :
- Full-Bridge
- Height :
- 5.08mm
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Thickness :
- 4.57mm
- Control Features :
- Frequency Control, Soft Start, Sync
- Fault Protection :
- Current Limiting
- Nominal Input Voltage :
- 20V
- Voltage - Supply (Vcc/Vdd) :
- 9.5V~20V
- Number of Terminations :
- 20
- Frequency :
- 1MHz
- Length :
- 24.33mm
- Lead Free :
- Lead Free
- REACH SVHC :
- No SVHC
- Voltage - Start Up :
- 10.75V
- Base Part Number :
- UC3875
- Output Isolation :
- Non-Isolated
- ECCN Code :
- EAR99
- Package / Case :
- 20-DIP (0.300, 7.62mm)
- Pbfree Code :
- yes
- Supply Voltage :
- 12V
- Number of Functions :
- 1
- Radiation Hardening :
- No
- Output Voltage :
- 5V
- Duty Cycle :
- 100%
- Width :
- 6.35mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Quiescent Current :
- 30mA
- Terminal Finish :
- Matte Tin (Sn)
- Switcher Configuration :
- PHASE-SHIFT
- Packaging :
- Tube
- Operating Temperature :
- 0°C~70°C TA
- Datasheets
- UC3875N

AC DC Converters, Offline Switches Texas Instruments UC3875N Overview
The Texas Instruments UC3875N is a highly versatile integrated circuit specifically designed for offline switching applications. This full-bridge controller is housed in a 20-pin DIP package, engineered to optimize the performance and efficiency of AC to DC converters. Utilizing advanced circuitry and a robust design, the UC3875N ensures reliable operation and extended product lifespan. This IC facilitates the development of energy-efficient solutions in a variety of industrial applications, making it an ideal choice for businesses seeking to improve power management with top-tier components.
UC3875N Features
The UC3875N from Texas Instruments boasts several key features that make it stand out in the realm of offline switch controllers. Its capability to handle high-voltage operations efficiently and its integrated full-bridge topology facilitate smooth and reliable power conversion. The device includes programmable switching frequency and soft-start functionality, which ensures safe operation by minimizing start-up stress on the power supply. Additionally, its built-in error reporting and protection mechanisms guard against over-current, over-voltage, and thermal overload, enhancing system reliability.
UC3875N Applications
- Uninterruptible Power Supplies (UPS): The UC3875N can be used to manage power flow, ensuring seamless switch-over to backup power sources during outages, thus maintaining continuous operations in critical systems.
- DC Motor Drives: This IC controls the voltage and current supplied to DC motors, enabling precise speed and torque control in industrial automation systems.
- Electric Vehicle Charging Stations: The UC3875N helps regulate the power conversion processes necessary for efficient electric vehicle charging, accommodating various voltage levels and power demands.
- Renewable Energy Systems: In solar inverters and wind turbine converters, the UC3875N facilitates the conversion of variable renewable energy into stable and usable power outputs.
- Telecommunication Equipment: It is used in telecom power supplies to ensure robust and efficient power management, essential for reliable communication operations.
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