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16-channel, constant-current LED driver

TLC59284DBQR General Description

The TLC59284DBQR from Texas Instruments is a versatile 16-channel LED sink driver IC that caters to a wide range of applications. With its ability to operate within a voltage range of 3V to 5.5V, this IC is compatible with various power supply configurations, making it a flexible choice for designers. Its 16-channel capability allows for individual control of up to 16 LEDs, enabling the creation of intricate lighting patterns and effects. The TLC59284DBQR features a serial interface for easy communication with microcontrollers or other external devices, simplifying integration into larger systems. Its internal current control ensures consistent brightness across all LEDs while safeguarding them against overcurrent situations. The IC also includes thermal shutdown and short-circuit protection mechanisms, enhancing the reliability and safety of the system. Its compact size and low power consumption make it an ideal choice for applications where space and energy efficiency are crucial

Key Features

  • 16-Channel, Constant-Current Sink Output with On and Off Control
  • Constant-Current Sink Capability:
    • 35 mA (VCC ≤ 3.6 V)
    • 45 mA (VCC > 3.6 V)
  • LED Power-Supply Voltage: Up to 10 V
  • VCC: 3 V to 5.5 V
  • Constant-Current Accuracy:
    • Channel-to-Channel:
      ±1.4% (typ), ±3% (max)
    • Device-to-Device: ±2% (typ), ±4% (max)
  • CMOS Logic Level I/O
  • Data Transfer Rate: 35 MHz
  • BLANK Pulse Width: 50 ns
  • Switching Delay for Noise Reduction
  • Operating Temperature: –40°C to +85°C


Features ON/OFF LED Driver Data transfer rate (typ) (MHz) 35
Ch to ch accuracy (typ) (±%) 1 Rating Catalog
Operating temperature range (°C) -40 to 85 Product Category LED Lighting Drivers
Series TLC59284 Mounting Style SMD/SMT
Number of Outputs 16 Output Output Current 45 mA
Input Voltage, Min 3 V Input Voltage, Max 5.5 V
Topology Boost Operating Frequency 35 MHz
Output Voltage 10 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C Input Voltage 3 V to 5.5 V
Moisture Sensitive Yes Number of Channels 16 Channel
Operating Supply Voltage 3 V to 5.5 V Product Type LED Lighting Drivers
Factory Pack Quantity 2500 Subcategory Driver ICs
Supply Current - Max 11 mA Unit Weight 0.059966 oz

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