UC2842D
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- Mfr.Part #
- UC2842D
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC PWM BOOST FLYBACK CM 14SOIC
- Stock
- 5,584
- In Stock ：
- 5,584
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Terminal Form :
- Gull wing
- Control Features :
- Frequency Control
- Terminal Position :
- Dual
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Pbfree Code :
- yes
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tube
- Height :
- 1.75mm
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Weight :
- 122.413241mg
- Mounting Type :
- Surface Mount
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Nominal Input Voltage :
- 25V
- Rise Time :
- 50ns
- Thickness :
- 1.58mm
- Operating Temperature :
- -40°C~85°C TA
- Output Current :
- 200mA
- Max Duty Cycle :
- 100 %
- Width :
- 3.91mm
- Fall Time (Typ) :
- 50 ns
- Output Configuration :
- Positive
- Number of Terminations :
- 14
- Surface Mount :
- yes
- Output Type :
- Transistor Driver
- ECCN Code :
- EAR99
- Input Voltage-Nom :
- 15V
- Control Technique :
- PULSE WIDTH MODULATION
- Length :
- 8.65mm
- Duty Cycle (Max) :
- 97%
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Base Part Number :
- UC2842
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- JESD-609 Code :
- e4
- Peak Reflow Temperature (Cel) :
- 260
- Frequency - Switching :
- Up to 500kHz
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Number of Pins :
- 14
- Control Mode :
- CURRENT-MODE
- Synchronous Rectifier :
- No
- Supply Current-Max (Isup) :
- 25mA
- Factory Lead Time :
- 6 Weeks
- Output Voltage :
- 13.5V
- Number of Outputs :
- 1
- Lead Free :
- Lead Free
- Frequency :
- 450kHz
- Datasheets
- UC2842D
DC DC Switching Controllers Texas Instruments UC2842D Overview
The Texas Instruments UC2842D is a high-performance, integrated PWM (Pulse Width Modulation) controller specifically designed for boost and flyback converter applications. As part of the extensive DC DC Switching Controllers family, this IC (Integrated Circuit) facilitates efficient power management and conversion in a compact 14SOIC package. This device is optimized to deliver precision voltage and current regulation, which ensures reliable performance across various electronic applications. The inclusion of the UC2842D in your design architecture can significantly enhance system efficiency and robustness, making it a vital component for developers aiming to maximize power solutions.
UC2842D Features
The UC2842D by Texas Instruments boasts several key features that make it an excellent choice for advanced power supply systems. It includes programmable switching frequencies up to 500 kHz, a wide input voltage range, and high-current totem pole outputs capable of driving large capacitive loads. Moreover, it provides built-in protection features such as under-voltage lockout, current limiting, and thermal shutdown, enhancing the safety and durability of your applications.
UC2842D Applications
- Power Supplies for Consumer Electronics: Utilizes its efficient PWM control to manage and stabilize the power supply in devices such as TVs, audio systems, and computers.
- LED Lighting Systems: Applies its variable frequency control to optimize the power efficiency of LED drivers, contributing to energy savings and extended LED life.
- Telecommunication Equipment: Supports reliable and constant power management in telecommunications infrastructure, ensuring robust performance under variable load conditions.
- Battery Chargers: Employs its precise control features to enhance the efficiency and safety of battery charging systems for consumer and industrial devices.
- Solar Power Inverters: Integrates seamlessly into solar inverter designs to boost DC input from photovoltaic cells to usable AC output, optimizing energy conversion and reducing system complexity.
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