TLC5955RTQR The Texas Instruments TLC5955RTQR is a 48-channel, 16-bit PWM LED driver. It offers features like dot-correction, brightness control, and open/short detection.
Mfr Part #:

TLC5955RTQR

Available from 5 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TLC5955RTQR is a 48-channel, 16-bit PWM LED driver. It offers features like dot-correction, brightness control, and open/short detection.
Total Stock: 37,344 pcs
$ Price Range: $3.06

TLC5955RTQR Available from 5 distributors

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Non-Authorised

TLC5955RTQR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
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Number of Channels
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TLC5955RTQR Description

Short technical summary and product information.

The Texas Instruments TLC5955RTQR is a high-performance 48-channel, 16-bit PWM LED driver designed for various lighting applications. This linear topology driver provides precise control over LED brightness and color.

 

Key electrical specifications include a wide input voltage range of 3V to 5.5V and individual LED current control up to 31.9 mA. The device features 16-bit grayscale control for smooth dimming and 7-bit dot correction for precise intensity adjustments. It also includes global brightness control and supports analog/PWM mixed dimming.

 

For enhanced reliability, the TLC5955RTQR incorporates LED open and short detection. The driver is available in a 56-VFQFN exposed pad package, suitable for surface mount applications. Its operating temperature range is -40°C to 85°C, making it versatile for demanding environments.

 

This LED driver is ideal for applications requiring precise and flexible control of multiple LEDs, such as signage, displays, and general illumination.

TLC5955RTQR Quick Information

Product Type: LED Driver
Canonical Name: Texas Instruments TLC5955RTQR 48-Channel, 16-Bit PWM LED Driver
Subcategory: LED Drivers

TLC5955RTQR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TLC5955RTQR Estimated Pricing

Qty Low High
1+ $3.06 $3.06

Estimated market price range - modelled values for guidance only, not live distributor offers.

TLC5955RTQR Features

  • 48 constant-current sink output channels.
  • 16-bit grayscale control for 65,536 steps.
  • Up to 31.9 mA LED current per channel.
  • Surface mount 56-VFQFN exposed pad package.
  • Operating temperature from -40°C to 85°C.

TLC5955RTQR Applications

  • Ideal for LED signage applications.
  • Suitable for display backlighting.
  • Used in general illumination systems.
  • Enables precise LED brightness control.

TLC5955RTQR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the TLC5955RTQR?

The TLC5955RTQR operates with an input voltage range of 3V to 5.5V.

What package type is the TLC5955RTQR available in?

The TLC5955RTQR is available in a 56-VFQFN exposed pad package.

What is the operating temperature range of the TLC5955RTQR?

The operating temperature range for the TLC5955RTQR is -40°C to 85°C.

What is the RoHS status of the TLC5955RTQR?

The TLC5955RTQR is RoHS3 Compliant.

How many channels does the TLC5955RTQR support?

The TLC5955RTQR supports 48 channels.

What is the maximum LED current per channel for the TLC5955RTQR?

The maximum LED current per channel is 31.9 mA when VCC is greater than 3.6V and MC is 7.

What is the grayscale control resolution of the TLC5955RTQR?

The TLC5955RTQR features 16-bit grayscale control, offering 65,536 steps.

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