UC3842DTR
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- Mfr.Part #
- UC3842DTR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 14SOIC
- Stock
- 22,850
- In Stock ：
- 22,850
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Input Voltage-Nom :
- 15V
- Packaging :
- Tape and Reel (TR)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Pins :
- 14
- Output Configuration :
- Positive
- Max Duty Cycle :
- 100 %
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Peak Reflow Temperature (Cel) :
- 260
- Output Voltage :
- 13.5V
- Pbfree Code :
- yes
- JESD-609 Code :
- e4
- Control Mode :
- CURRENT-MODE
- Weight :
- 122.413241mg
- Number of Terminations :
- 14
- Terminal Form :
- Gull wing
- Number of Outputs :
- 1
- Surface Mount :
- yes
- RoHS Status :
- ROHS3 Compliant
- Control Technique :
- PULSE WIDTH MODULATION
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Lead Free :
- Lead Free
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Control Features :
- Frequency Control
- Output Current :
- 200mA
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Duty Cycle (Max) :
- 97%
- Mounting Type :
- Surface Mount
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Rise Time :
- 50ns
- Terminal Position :
- Dual
- Supply Current-Max (Isup) :
- 25mA
- Fall Time (Typ) :
- 50 ns
- Width :
- 3.91mm
- Base Part Number :
- UC3842
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Factory Lead Time :
- 6 Weeks
- Frequency :
- 450kHz
- Synchronous Rectifier :
- No
- Length :
- 8.65mm
- ECCN Code :
- EAR99
- Nominal Input Voltage :
- 25V
- Height :
- 1.75mm
- Output Type :
- Transistor Driver
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Operating Temperature :
- 0°C~70°C TA
- Frequency - Switching :
- Up to 500kHz
- Thickness :
- 1.58mm
- Datasheets
- UC3842DTR
DC DC Switching Controllers Texas Instruments UC3842DTR Overview
The UC3842DTR by Texas Instruments is a high-performance PWM controller specifically designed for DC to DC switching converters. As an integral component in power management solutions, this controller features a compact 14-SOIC package that facilitates miniaturization of PCB designs. Optimized for cost-effectiveness and power efficiency, the UC3842DTR excels in delivering reliable performance for a wide range of power supply applications. Its ability to handle variable input voltages while maintaining stability and efficiency makes it an ideal choice for developing advanced power solutions. With Texas Instruments' renowned engineering expertise behind it, the DC DC Switching Controllers Texas Instruments UC3842DTR ensures enhanced system reliability and performance in demanding environments.
UC3842DTR Features
The UC3842DTR controller includes several key features that make it a standout choice for power regulation applications. It offers a programmable switching frequency up to 500 kHz, enabling flexible design options for engineers. Additionally, its high current totem pole output is suitable for driving a power MOSFET. Built-in features such as under-voltage lockout ensure safe operation under all electrical conditions. Furthermore, its low startup and operating current contribute to improved energy efficiency.
UC3842DTR Applications
- Power Supplies for Consumer Electronics: Utilizes its PWM capabilities to provide stable and efficient power conversion, essential for devices such as TVs, computers, and gaming consoles.
- Telecommunications Equipment: Employs its high-frequency operation to facilitate smaller, lighter power supplies that meet the strict voltage regulation requirements of telecom infrastructure.
- Industrial Systems: Leverages its robust design and protective features to manage power in industrial environments, supporting machinery that requires reliable and consistent operation.
- Battery Chargers: Makes use of its efficient control of power to design chargers that optimize charging rates and prolong battery life for various types of batteries.
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