UC3843AD8TR
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- Mfr.Part #
- UC3843AD8TR
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC REG CTRLR MULT TOPOLOGY 8SOIC
- Stock
- 30
- In Stock ：
- 30
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Terminal Form :
- Gull wing
- Base Part Number :
- UC3843
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Control Features :
- Frequency Control
- Synchronous Rectifier :
- No
- Voltage - Supply (Vcc/Vdd) :
- 7.6V~30V
- Input Voltage-Nom :
- 15V
- Number of Outputs :
- 1
- Output Configuration :
- Positive
- Number of Pins :
- 8
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Pbfree Code :
- yes
- Surface Mount :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Nominal Input Voltage :
- 25V
- Frequency :
- 500kHz
- Output Voltage :
- 15V
- Mounting Type :
- Surface Mount
- Control Technique :
- PULSE WIDTH MODULATION
- ECCN Code :
- EAR99
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Factory Lead Time :
- 6 Weeks
- Operating Temperature :
- 0°C~70°C TA
- Thickness :
- 1.58mm
- Output Type :
- Transistor Driver
- Max Duty Cycle :
- 100 %
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Position :
- Dual
- Weight :
- 72.603129mg
- Supply Current-Max (Isup) :
- 25mA
- Number of Terminations :
- 8
- Lead Free :
- Lead Free
- Control Mode :
- CURRENT-MODE
- Width :
- 3.91mm
- Length :
- 4.9mm
- JESD-609 Code :
- e4
- REACH SVHC :
- No SVHC
- Frequency - Switching :
- Up to 500kHz
- Fall Time (Typ) :
- 50 ns
- Output Current :
- 1A
- Supply Voltage :
- 11V
- Rise Time :
- 50ns
- Duty Cycle (Max) :
- 96%
- Height :
- 1.75mm
- Datasheets
- UC3843AD8TR
DC DC Switching Controllers Texas Instruments UC3843AD8TR Overview
The Texas Instruments UC3843AD8TR is an integrated circuit specifically designed for robust, efficient, and flexible power management. This device, part of the DC DC Switching Controllers category, excels in managing various topologies within power supply systems, making it ideal for sophisticated electronic applications requiring reliable voltage regulation and power control. The UC3843AD8TR is optimized for performance across a wide range of operating conditions, ensuring devices operate with high efficiency and minimal power loss, thereby enhancing overall system reliability and energy savings.
UC3843AD8TR Features
- Multiple Topology Support: Capable of handling boost, buck, and flyback topologies.
- Enhanced Power Efficiency: Designed for minimal power loss during operation, contributing to energy savings and lower heat generation.
- High Frequency Operation: Supports up to 500 kHz, allowing for smaller size and less expensive passive components.
- Voltage Stability: Maintains consistent output despite variations in input voltage and load conditions.
- Protection Features: Includes under-voltage lockout, overcurrent protection, and thermal shutdown for increased safety and longevity of the device.
UC3843AD8TR Applications
- Switching Power Supplies: Utilizes its multiple topology support to adapt to various power supply designs, enhancing their efficiency and reliability.
- DC-DC Converters: Acts as a primary controller for DC-DC conversion, ensuring stable and efficient voltage transformation in devices such as laptops and mobile phones.
- Battery Chargers: Manages power in battery charging circuits, optimizing the charging process to extend battery life and prevent overcharging.
- LED Lighting: Controls LED drivers to provide consistent illumination while maximizing energy efficiency and minimizing flicker.
- Solar Power Inverters: Integrates into solar inverter systems, improving energy conversion from solar panels to usable power in home and industrial settings.
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