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Product Detailed Parameters
- Description：IC CCFL CNTRL 160KHZ 8TSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Bulk
- Type：CCFL Controller
- Frequency：80kHz ~ 160kHz
- Voltage - Supply：4.5V ~ 20V
- Current - Supply：7 mA
- Current - Output Source/Sink：-
- Dimming：No
- Operating Temperature：0°C ~ 70°C
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP (0.173", 4.40mm Width)
- Supplier Device Package：8-TSSOP
- Grade：-
- Qualification：-
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Overview
The UCC3973PWTR is a BiCMOS cold cathode fluorescent lamp (CCFL) driver controller manufactured by Texas Instruments. It operates within a frequency range of 80 kHz to 160 kHz and is housed in an 8-pin TSSOP package. The device supports operating temperatures from 0°C to 70°C. It functions as a dedicated lighting controller for CCFL applications, integrating necessary drive logic within a compact surface-mount form factor suitable for space-constrained electronic designs.
Feature Summary
- BiCMOS technology integration for efficient cold cathode fluorescent lamp driving
- Integrated controller functionality for CCFL backlight systems
- Compact 8-pin TSSOP surface-mount packaging
Applications
- Cold cathode fluorescent lamp (CCFL) backlight drivers
- LCD panel illumination systems
- Display ballast controllers
Procurement Notes
Verify the specific suffix 'PWTR' corresponds to the tape-and-reel packaging variant when sourcing. Confirm the manufacturer is Texas Instruments to ensure component authenticity. Check current availability status as supply levels may fluctuate. Ensure the application environment temperature remains within the specified 0°C to 70°C operational range for reliable performance.
Selection Notes
Select this component for designs requiring a dedicated CCFL driver controller with integrated switching capabilities. The 80 kHz to 160 kHz operating range suits standard display backlight frequencies. Consider the 8-TSSOP package constraints during PCB layout. Verify that the BiCMOS process meets the power and thermal requirements of the target CCFL load.
Part Context
This part belongs to the Texas Instruments lighting and ballast controller family. It is designed specifically for managing cold cathode fluorescent lamps in display applications. The PWTR designation indicates a reel-packaged version of the UCC3973 controller, facilitating automated assembly processes in manufacturing environments.
FAQ
What is the primary function of the UCC3973?
It serves as a BiCMOS controller for driving cold cathode fluorescent lamps (CCFLs).
What package type does this component use?
The UCC3973PWTR utilizes an 8-pin Thin Shrink Small Outline Package (TSSOP).
