Datasheets
TLC5973DR by: Texas Instruments

3-channel, 12-bit PWM constant current LED driver 8-SOIC -40 to 125

Part Details for TLC5973DR by Texas Instruments

Results Overview of TLC5973DR by Texas Instruments

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Applications Entertainment and Gaming

TLC5973DR Information

TLC5973DR by Texas Instruments is a Display Driver.
Display Drivers are under the broader part category of Drivers And Interfaces.

A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.

Price & Stock for TLC5973DR

Part # Distributor Description Stock Price Buy
DISTI # 296-39248-1-ND
DigiKey IC LED DRIVER LINEAR 50MA 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 8260
In Stock
  • 1 $0.6300
  • 10 $0.4450
  • 25 $0.3988
  • 100 $0.3480
  • 250 $0.3238
  • 500 $0.3093
  • 1,000 $0.2973
  • 2,500 $0.2846
  • 5,000 $0.2770
  • 7,500 $0.2732
  • 12,500 $0.2690
  • 17,500 $0.2665
  • 25,000 $0.2641
$0.2641 / $0.6300 Buy Now
DISTI # 595-TLC5973DR
Mouser Electronics LED Lighting Driver ICs 3Ch 12B PWM Constant Crnt LED Dvr A 595-TLC5973D RoHS: Compliant 18326
  • 1 $1.3700
  • 10 $0.8360
  • 25 $0.7030
  • 100 $0.5330
  • 250 $0.4610
  • 1,000 $0.3630
  • 2,500 $0.3110
  • 10,000 $0.2590
  • 20,000 $0.2570
$0.2570 / $1.3700 Buy Now
DISTI # J56:1989_07008799
Arrow Electronics LED Driver 3 Segment 10000uA Supply Current 8-Pin SOIC T/R RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 6 Weeks Date Code: 2243 Europe - 17500
  • 2,500 $0.2299
$0.2299 Buy Now
Bristol Electronics   Min Qty: 8 9215
  • 8 $0.6750
  • 31 $0.4388
  • 115 $0.2531
  • 397 $0.2160
  • 858 $0.1890
  • 2,039 $0.1755
$0.1755 / $0.6750 Buy Now
Quest Components LED DRIVER, PDSO8 7372
  • 1 $0.9000
  • 3,420 $0.2250
  • 6,668 $0.1980
$0.1980 / $0.9000 Buy Now
DISTI # TLC5973DR
TME IC: driver, LED driver, SO8, 21V, Ch: 3, 60mA, Usup: 3÷5.5V Min Qty: 1 0
  • 1 $0.8000
  • 5 $0.5360
  • 25 $0.4820
  • 100 $0.4260
$0.4260 / $0.8000 RFQ
Win Source Electronics LED Driver 10000uA Supply Current 8-Pin SOIC T/R / IC LED DRIVER LINEAR 50MA 8SOIC 66240
  • 150 $0.3892
  • 320 $0.3650
  • 495 $0.3523
  • 710 $0.3269
  • 920 $0.3142
  • 1,150 $0.3015
$0.3015 / $0.3892 Buy Now

Part Details for TLC5973DR

TLC5973DR CAD Models

TLC5973DR Part Data Attributes

TLC5973DR Texas Instruments
Buy Now Datasheet
Compare Parts:
TLC5973DR Texas Instruments 3-channel, 12-bit PWM constant current LED driver 8-SOIC -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Data Input Mode SERIAL
Input Characteristics STANDARD
Interface IC Type LED DISPLAY DRIVER
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Moisture Sensitivity Level 1
Multiplexed Display Capability NO
Number of Channels 3
Number of Functions 1
Number of Segments 3
Number of Terminals 8
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Characteristics CONSTANT-CURRENT
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Supply Current-Max 10 mA
Supply Voltage-Max 5.5 V
Supply Voltage-Min 3 V
Supply Voltage-Nom 5 V
Surface Mount YES
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.91 mm
fmax-Min 3 MHz

TLC5973DR Related Parts

TLC5973DR Frequently Asked Questions (FAQ)

  • The maximum current rating for each output channel is 15mA. However, it's recommended to limit the current to 10mA per channel for reliable operation.

  • To ensure proper initialization, apply a reset pulse to the RST pin, then send a 'mode set' command (0x01) to set the device to the desired mode. After that, send a 'brightness' command (0x02) to set the initial brightness level.

  • The OUTEN pin is an output enable pin that allows you to disable all output channels simultaneously. To use it, connect OUTEN to a digital output of your microcontroller and set it high to enable the outputs or low to disable them.

  • The TLC5973DR uses a 12-bit grayscale format, where 0x000 represents minimum brightness and 0xFFF represents maximum brightness. You can use a 12-bit unsigned integer to represent the grayscale value for each channel.

  • The recommended clock frequency for the SCL pin is between 100 kHz and 400 kHz. However, the device can operate up to 1 MHz, but with reduced reliability.

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