UC2843AD8TRG4
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- Mfr.Part #
- UC2843AD8TRG4
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOPOLOGY 8SOIC
- Stock
- 8,623
- In Stock ：
- 8,623
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Lead Free :
- Lead Free
- ECCN Code :
- EAR99
- Weight :
- 72.603129mg
- Height :
- 1.75mm
- Output Voltage :
- 15V
- Mounting Type :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- JESD-609 Code :
- e4
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Temperature :
- -40°C~85°C TA
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Form :
- Gull wing
- Control Mode :
- CURRENT-MODE
- Length :
- 4.9mm
- Thickness :
- 1.58mm
- Number of Terminations :
- 8
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Frequency :
- 450kHz
- Fall Time (Typ) :
- 50 ns
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Input Voltage-Nom :
- 15V
- Surface Mount :
- yes
- Pbfree Code :
- yes
- Base Part Number :
- UC2843
- Packaging :
- Tape and Reel (TR)
- Output Current :
- 200mA
- Output Configuration :
- Positive
- Number of Pins :
- 8
- Output Type :
- Transistor Driver
- Supply Current-Max (Isup) :
- 25mA
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Supply Voltage :
- 11V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Nominal Input Voltage :
- 25V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Synchronous Rectifier :
- No
- Control Features :
- Frequency Control
- Width :
- 3.91mm
- Number of Outputs :
- 1
- Rise Time :
- 50ns
- Frequency - Switching :
- Up to 500kHz
- Max Duty Cycle :
- 100 %
- Factory Lead Time :
- 6 Weeks
- Duty Cycle (Max) :
- 96%
- Terminal Position :
- Dual
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- RoHS Status :
- ROHS3 Compliant
- Datasheets
- UC2843AD8TRG4
DC DC Switching Controllers Texas Instruments UC2843AD8TRG4 Overview
The Texas Instruments UC2843AD8TRG4 is an industry-standard, high-performance DC DC Switching Controller that offers efficiency and versatility for a wide range of power supply applications. Engineered to provide precise voltage regulation, this component integrates multiple topologies that contribute to its adaptability in various complex electronic circuits. The UC2843AD8TRG4, leveraging Texas Instruments' renowned manufacturing expertise, stands as an indispensable part of a robust power management system, making it an excellent choice for engineers and buyers focused on performance and reliability.
UC2843AD8TRG4 Features
- Flexible operation modes including current-mode and voltage-mode PWM control
- Low start-up current and operation at low duty cycles
- Adjustable frequencies up to 500 kHz
- High-current totem-pole output for direct driving of the MOSFET
- Auto-restart and soft-start functionalities for system protection
- Thermal shutdown and overcurrent protection
- 8-SOIC package for efficient PCB space utilization
UC2843AD8TRG4 Applications
- Switching Power Supplies: Integrate UC2843AD8TRG4 for precise control in power supply units, ensuring optimal efficiency and performance.
- DC-DC Converters: Utilize in converters to maintain stable output while handling various input voltages, imperative in portable devices and communication equipment.
- Battery Chargers: Employ for sophisticated battery management in chargers where accurate current and voltage regulation are essential for safety and longevity.
- LED Drivers: Adapt UC2843AD8TRG4 to drive LEDs, providing consistent illumination while maximizing energy savings in lighting applications.
- Telecommunications Equipment: Implement within telecom infrastructures to ensure reliable power management under varying load conditions.
- Industrial Systems: Leverage the controller's robustness in industrial settings for equipment requiring stable power under harsh conditions.
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