UC2843D8G4
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- Mfr.Part #
- UC2843D8G4
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOPOLOGY 8SOIC
- Stock
- 16,950
- In Stock ：
- 16,950
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Nominal Input Voltage :
- 25V
- JESD-609 Code :
- e4
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Control Mode :
- CURRENT-MODE
- Base Part Number :
- UC2843
- Input Current :
- 11mA
- Packaging :
- Tube
- REACH SVHC :
- No SVHC
- Synchronous Rectifier :
- No
- Factory Lead Time :
- 6 Weeks
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Frequency - Switching :
- Up to 500kHz
- Rise Time :
- 50ns
- Mounting Type :
- Surface Mount
- Thickness :
- 1.58mm
- ECCN Code :
- EAR99
- Power Dissipation :
- 650mW
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Number of Terminations :
- 8
- Peak Reflow Temperature (Cel) :
- 260
- Operating Temperature :
- -40°C~85°C TA
- Control Features :
- Frequency Control
- Voltage - Supply (Vcc/Vdd) :
- 12V~28V
- Duty Cycle (Max) :
- 97%
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Lead Free :
- Lead Free
- Weight :
- 72.603129mg
- Output Voltage :
- 13.5V
- Terminal Position :
- Dual
- Fall Time (Typ) :
- 50 ns
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Number of Outputs :
- 1
- Output Configuration :
- Positive
- Terminal Form :
- Gull wing
- Width :
- 3.91mm
- Height :
- 1.75mm
- Max Duty Cycle :
- 100 %
- Frequency :
- 500kHz
- Pbfree Code :
- yes
- Output Current :
- 200mA
- Supply Current-Max (Isup) :
- 25mA
- Number of Pins :
- 8
- Control Technique :
- PULSE WIDTH MODULATION
- Input Voltage-Nom :
- 15V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Length :
- 4.9mm
- Surface Mount :
- yes
- Output Type :
- Transistor Driver
- Datasheets
- UC2843D8G4
DC DC Switching Controllers Texas Instruments UC2843D8G4 Overview
Introducing the Texas Instruments UC2843D8G4, a high-performance IC regulator controller specifically designed for various topologies including boost, buck, flyback, and forward converters. This versatile component from Texas Instruments excels in managing and controlling voltage and power levels across a wide array of electronic applications. The UC2843D8G4 provides stable and reliable control, making it an essential tool for designers looking to optimize power supplies with efficiency and precision. Its robust design and compatibility with multiple topologies allow for flexible integration into circuit designs, enhancing system performance and reliability.
UC2843D8G4 Features
The UC2843D8G4 is equipped with a variety of features that make it ideal for sophisticated power supply applications. These include programmable switching frequencies up to 500 kHz, a wide operating voltage range, and a high current totem pole output capable of driving a power MOSFET. Additionally, the device offers enhanced performance with features such as automatic feed-forward compensation, pulse-by-pulse current limiting, and thermal shutdown protection to ensure safe operation under various conditions.
UC2843D8G4 Applications
- Power Supply Units: The UC2843D8G4 can be utilized to design efficient and compact AC/DC or DC/DC power supplies that require precise voltage regulation and power handling capabilities.
- LED Lighting: Used in driving LED lighting systems, ensuring constant current control which is crucial for maintaining consistent brightness and improving the longevity of LEDs.
- Battery Chargers: Ideal for use in battery charging systems where accurate voltage and current control are necessary to enhance charging efficiency and extend battery life.
- Telecommunications Equipment: Helps in designing power solutions for telecommunications hardware, providing reliable power conversion and management to ensure stable operation.
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