UC3842D
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- Mfr.Part #
- UC3842D
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR PWM CM 14SOIC
- Stock
- 12,717
- In Stock ：
- 12,717
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Height :
- 1.75mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Base Part Number :
- UC3842
- Output Configuration :
- Positive
- Length :
- 8.65mm
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Operating Temperature :
- 0°C~70°C TA
- Thickness :
- 1.58mm
- Surface Mount :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Control Technique :
- PULSE WIDTH MODULATION
- Termination :
- SMD/SMT
- Width :
- 3.91mm
- JESD-609 Code :
- e4
- Control Mode :
- CURRENT-MODE
- Peak Reflow Temperature (Cel) :
- 260
- Pbfree Code :
- yes
- Max Input Voltage :
- 25V
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Frequency :
- 500kHz
- Synchronous Rectifier :
- No
- Control Features :
- Frequency Control
- Max Power Dissipation :
- 725mW
- Mounting Type :
- Surface Mount
- ECCN Code :
- EAR99
- Factory Lead Time :
- 6 Weeks
- Output Type :
- Transistor Driver
- Nominal Input Voltage :
- 25V
- Max Output Current :
- 1A
- Frequency - Switching :
- Up to 500kHz
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Input Voltage-Nom :
- 15V
- Max Output Voltage :
- 13.5V
- Packaging :
- Tube
- Output Voltage :
- 13.5V
- Rise Time :
- 50ns
- Supply Current-Max (Isup) :
- 25mA
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Number of Pins :
- 14
- Weight :
- 122.413241mg
- Terminal Form :
- Gull wing
- REACH SVHC :
- No SVHC
- Max Duty Cycle :
- 100 %
- Output Current :
- 200mA
- Number of Terminations :
- 14
- Lead Free :
- Lead Free
- Duty Cycle (Max) :
- 97%
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Number of Outputs :
- 1
- Fall Time (Typ) :
- 50 ns
- Terminal Position :
- Dual
- Datasheets
- UC3842D
DC DC Switching Controllers Texas Instruments UC3842D Overview
Explore the efficient UC3842D, a PWM control IC from Texas Instruments, tailored for superior performance in DC DC switching controllers. This integrated circuit is engineered to deliver precise power management and enhance the reliability of your power supply systems. The UC3842D stands out in its class with optimized features for low standby power consumption and robust output control, making it an ideal solution for high-demand applications. Utilizing advanced technology, the DC DC Switching Controllers Texas Instruments UC3842D ensures consistent performance, long-term reliability, and ease of integration into various electronic assemblies, thereby reducing development time and costs for manufacturers.
UC3842D Features
The UC3842D offers several key features that make it a standout choice for power management solutions. It includes programmable output control, ensuring versatile application across different power levels. Its enhanced frequency stability allows for operation under variable conditions without compromising efficiency. The device also supports a wide input voltage range, making it adaptable to both low and high input voltages, which is critical for diverse applications from consumer electronics to industrial systems. Additionally, the UC3842D is designed for minimal power waste, contributing to more sustainable electronic designs.
UC3842D Applications
- Power Supplies: The UC3842D is extensively used in the design of both isolated and non-isolated power supplies. Its robust PWM capabilities help to regulate the voltage and current precisely, ensuring stable power delivery to critical components.
- DC-DC Converters: Ideal for use in DC-DC converters due to its ability to efficiently handle variable input voltages and maintain output stability, which is essential for devices requiring reliable power conversion.
- Battery Chargers: It applies its PWM control to optimize the charging cycles, enhancing battery performance and longevity, which is crucial for mobile and portable devices.
- LED Lighting: The UC3842D drives LED lighting systems by providing consistent current, which is necessary for maintaining brightness and color uniformity across various lighting applications.
- Telecommunication Equipment: In telecom equipment, where power efficiency and reliability are paramount, the UC3842D ensures effective power management, contributing to the overall system stability and functionality.
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