TLC5949DBQ
- Mfr.Part #
- TLC5949DBQ
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC LED DRVR LIN PWM 45MA 24SSOP
- Stock
- 1,822
- In Stock :
- 1,822
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- Manufacturer :
- Texas Instruments
- Product Category :
- LED Drivers
- High Level Output Current :
- -2mA
- Length :
- 8.65mm
- Max Supply Current :
- 40μA
- Pbfree Code :
- yes
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Applications :
- Signage
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Factory Lead Time :
- 6 Weeks
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Width :
- 3.9mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Output Current :
- 45mA
- Terminal Form :
- Gull wing
- Type :
- Linear
- Terminal Position :
- Dual
- Number of Outputs :
- 16
- RoHS Status :
- ROHS3 Compliant
- Input Characteristics :
- Standard
- Number of Pins :
- 24
- Power Supplies :
- 3.3V
- Thickness :
- 1.5mm
- JESD-609 Code :
- e4
- Dimming :
- PWM
- Frequency :
- 33MHz
- Current - Output / Channel :
- 45mA
- Number of Segments :
- 4
- Surface Mount :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- Base Part Number :
- TLC5949
- Packaging :
- Tape and Reel (TR)
- Topology :
- Shift Register
- Operating Temperature :
- -40°C~85°C TA
- Number of Terminations :
- 24
- fmax-Min :
- 33 MHz
- HTS Code :
- 8542.39.00.01
- Low Level Output Current :
- 2mA
- Supply Voltage :
- 3.3V
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Terminal Pitch :
- 0.635mm
- Number of Functions :
- 1
- Operating Supply Voltage :
- 3.6V
- Internal Switch(s) :
- yes
- Lead Free :
- Lead Free
- Qualification Status :
- Not Qualified
- Output Characteristics :
- CONSTANT-CURRENT
- Height :
- 1.75mm
- Voltage - Supply (Min) :
- 3V
- Package / Case :
- 24-SSOP (0.154, 3.90mm Width)
- Voltage - Output :
- 10V
- Datasheets
- TLC5949DBQ

LED Drivers Texas Instruments TLC5949DBQ Overview
The Texas Instruments TLC5949DBQ is a sophisticated, highly integrated IC designed specifically for LED driving applications, making it an ideal solution for designers looking to efficiently control multiple LEDs with precision and enhanced functionality. This LED driver utilizes linear and PWM dimming capabilities, capable of driving up to 16 LEDs with a constant current up to 45mA per channel. The TLC5949DBQ is encapsulated in a compact 24-SSOP package, offering a robust blend of performance and size that caters to a wide range of lighting applications. With its advanced error detection features and thermal shutdown mechanism, this driver ensures reliability and long-lasting performance, making it a key component for developing advanced lighting solutions.
TLC5949DBQ Features
The TLC5949DBQ from Texas Instruments stands out with its extensive feature set, which includes 16 channels of constant current sink drivers, each programmable up to 45mA. Its PWM brightness control allows for precise light output adjustments, enhancing the visual experience in various applications. The IC also supports dot correction, a critical feature for achieving uniform brightness across all connected LEDs. Additionally, the device incorporates safety features such as thermal shutdown and LED open detection, ensuring safe and reliable operation under diverse conditions.
TLC5949DBQ Applications
- Automotive Lighting: Utilized in dashboard, tail, and indicator lights to provide consistent brightness and long-lasting performance.
- Commercial Signage: Drives LEDs in commercial billboards and signages, offering dynamic control over brightness and color consistency.
- Architectural Lighting: Applied in both interior and exterior architectural projects to achieve energy-efficient and aesthetically pleasing illumination.
- Consumer Electronics: Used in backlighting applications for TVs, laptops, and mobile phones, ensuring optimal brightness and enhanced display quality.
- General Lighting: Fits perfectly in general illumination solutions for both residential and commercial spaces, supporting energy savings and reduced maintenance.
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