UC2843P
- Mfr.Part #
- UC2843P
- Manufacturer
- Texas Instruments
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- SWITCHING CONTROLLER
- Stock
- 21,197
- In Stock :
- 21,197
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- Manufacturer :
- Texas Instruments
- Product Category :
- DC DC Switching Controllers
- Package :
- Bulk
- Terminal Pitch :
- 2.54 mm
- Width :
- 7.62 mm
- Terminal Form :
- THROUGH-HOLE
- Topology :
- Boost, Buck, Buck-Boost, Flyback, Forward
- Package Shape :
- RECTANGULAR
- Control Mode :
- CURRENT-MODE
- Voltage - Supply (Vcc/Vdd) :
- 12V ~ 28V
- Analog IC - Other Type :
- SWITCHING CONTROLLER
- Switcher Configuration :
- Single
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Terminal Position :
- Dual
- JESD-609 Code :
- e0
- Seated Height-Max :
- 5.08 mm
- Technology :
- Bipolar
- Frequency - Switching :
- Up to 500kHz
- Manufacturer :
- Rochester Electronics LLC
- Terminal Finish :
- TIN LEAD
- Temperature Grade :
- Industrial
- Control Features :
- Frequency Control
- Supplier Device Package :
- 8-PDIP
- JESD-30 Code :
- R-PDIP-T8
- Serial Interfaces :
- -
- Mounting Type :
- Through Hole
- Series :
- -
- Output Current-Max :
- 1 A
- Duty Cycle (Max) :
- 97%
- Switching Frequency-Max :
- 500 kHz
- Base Product Number :
- UC2843
- Qualification Status :
- COMMERCIAL
- Output Phases :
- 1
- RoHS :
- Compliant
- Product Status :
- Active
- Pin Count :
- 8
- Surface Mount :
- No
- Function :
- Step-Up, Step-Down, Step-Up/Step-Down
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Synchronous Rectifier :
- No
- Length :
- 9.81 mm
- Number of Functions :
- 1
- Output Configuration :
- Positive, Isolation Capable
- Clock Sync :
- No
- Output Type :
- Transistor Driver
- Number of Terminals :
- 8
- Operating Temperature :
- -40°C ~ 85°C (TA)
- Reach Compliance Code :
- Unknown
- Number of Outputs :
- 1
- Pbfree Code :
- No
- Control Technique :
- PULSE WIDTH MODULATION
- Datasheets
- UC2843P

DC DC Switching Controllers Texas Instruments UC2843P Overview
The UC2843P from Texas Instruments is a robust switching controller designed for high-performance applications requiring precise power delivery and efficiency. This device integrates innovative features suited for managing DC-DC power conversions across a variety of demanding environments. Its advanced design ensures reliability and superior performance, making it an ideal choice for engineers and designers looking to optimize their power supply systems. With Texas Instruments' commitment to high-quality semiconductor products, the UC2843P enhances system stability and power management in complex electronic assemblies.
UC2843P Features
The UC2843P is equipped with several key features that make it stand out as a top choice for power management solutions:
- High-frequency operation up to 500 kHz, allowing for smaller sized components and reduced power loss.
- Current mode operation provides improved transient response and simplifies loop compensation.
- Low startup current of 0.5 mA maximizes efficiency during power-up phases.
- Pulse-by-pulse current limiting enhances the protection against short circuits and overloads.
- Under-voltage lockout with hysteresis ensures stable operation under varying voltage conditions.
UC2843P Applications
- Power Supplies: Utilized in both isolated and non-isolated configurations, the UC2843P improves efficiency and reliability in switching power supplies.
- LED Lighting: Drives LED arrays efficiently, ensuring optimal brightness and longevity of lighting systems.
- Battery Chargers: Manages and optimizes the power flow in battery charging circuits, enhancing charging efficiency and battery health.
- Telecommunications Equipment: Provides reliable power management solutions for telecommunications infrastructure, ensuring stable operation under variable load conditions.
- Consumer Electronics: Integrates seamlessly into various consumer electronics to enhance power efficiency and device performance.
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