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Product Detailed Parameters
- Description：IC LED DRIVER LINEAR 45MA 24SSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Linear
- Topology：Shift Register
- Internal Switch(s)：Yes
- Number of Outputs：16
- Voltage - Supply (Min)：3V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：10V
- Current - Output / Channel：45mA
- Frequency：-
- Dimming：-
- Applications：Signage
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：24-SSOP (0.154", 3.90mm Width)
- Supplier Device Package：24-SSOP
- Grade：-
- Qualification：-
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Overview
The TLC59482DBQR is a 16-channel, 16-bit PWM LED driver manufactured by Texas Instruments. It features 6-bit global brightness control and operates within a supply voltage range of 3V to 5.5V. The device utilizes a serial interface for data input and provides constant-current output for each channel. It is housed in a 24-pin SSOP package with a width of 3.90mm. The component supports an operating temperature range from -40°C to +85°C and includes thermal shutdown protection.
Feature Summary
- Provides independent 16-bit PWM dimming resolution for precise color and intensity control across all channels.
- Integrates 6-bit global brightness control to manage overall luminance efficiently without individual channel adjustment.
- Incorporates internal current regulation to maintain stable LED performance under varying load conditions.
Applications
- High-density LED matrix displays requiring precise grayscale rendering
- Architectural lighting systems with multi-color capabilities
- Professional stage and studio lighting equipment
Procurement Notes
Verify the specific ordering suffix 'DBQR' corresponds to the tape-and-reel packaging variant when sourcing components. Confirm that the manufacturer part number matches the exact pinout and electrical specifications required for the target design. Ensure compliance with RoHS directives and check for any recent lifecycle status updates directly from the manufacturer's official documentation before finalizing procurement plans.
Selection Notes
Select this component when high-resolution 16-bit PWM control is necessary for complex lighting applications. It is suitable for designs requiring multiple channels with synchronized global brightness adjustments. Consider the thermal management requirements associated with driving multiple LEDs simultaneously at full capacity. Evaluate the serial interface compatibility with the host microcontroller or controller system.
Part Context
This part belongs to the Texas Instruments TLC5948x family of LED drivers, which are designed for demanding display and lighting applications. The family offers scalable solutions with varying bit depths and control features. The TLC59482 specifically targets applications needing high-fidelity color reproduction and smooth dimming curves through its advanced PWM architecture.
Replacement Considerations
TLC59482DBQ
FAQ
Does the TLC59482DBQR support individual channel dot correction?
No, the TLC59482 does not include per-channel dot correction; it relies on 6-bit global brightness control for uniformity adjustments.
What is the maximum supply voltage for the TLC59482DBQR?
The maximum supply voltage for the TLC59482DBQR is 5.5V.
