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TI(德州仪器) TLC5971
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  • TI(德州仪器) TLC5971
  • TI(德州仪器) TLC5971
  • TI(德州仪器) TLC5971
  • TI(德州仪器) TLC5971
  • TI(德州仪器) TLC5971
  • TI(德州仪器) TLC5971
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TLC5971

TLC5971

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具有 3.3V 线性稳压器的 12 通道 16 位 ES-PWM RGB LED 驱动器

产品详情
  • 说明
  • 特性
  • 参数
  • 封装 | 引脚 | 尺寸

The TLC5971 device is a 12-channel, constant-current sink driver. Each output channel has individually adjustable currents with 65536 PWM grayscale (GS) steps. Also, each color group can be controlled by 128 constant-current sink steps with the global brightness control (BC) function. GS control and BC are accessible through a two-wire signal interface. The maximum current value for each channel is set by a single external resistor. All constant-current outputs are turned off when the IC is in an overtemperature condition.

  • 12 Constant-Current Sink Output Channels
  • Current Capability: 60 mA Per Channel
  • Grayscale (GS) Control With Enhanced Spectrum
    PWM:
    16-Bit (65536 Steps)
  • Global Brightness Control (BC):
    7-Bit (128 Steps) for Each Color Group
  • Power-Supply Voltage Range:
    • Internal Linear Regulator: 6 V to 17 V
    • Direct Power Supply: 3 V to 5.5 V
  • LED Supply Voltage: Up to 17 V
  • Constant-Current Accuracy:
    • Channel-to-Channel = ±1% (Typical)
    • Device-to-Device = ±1% (Typical)
  • Data Transfer Rate: 20 MHz
  • Linear Voltage Regulator: 3.3 V
  • Auto Display Repeat Function
  • Display Timing Reset Function
  • Internal and External Selectable GS Clock
  • Thermal Shutdown (TSD) With Auto Restart
  • Unlimited Device Cascading
  • Operating Temperature Range: –40°C to +85°C
  • APPLICATIONS
    • RGB LED Cluster Lamp Displays

All other trademarks are the property of their respective owners

Number of channels12
LED current per channel (mA)60
Vin (min) (V)3
Vin (max) (V)17
FeaturesConstant current, PWM control, Thermal shutdown
Operating temperature range (°C)-40 to 85
RatingCatalog
HTSSOP (PWP)2041.6 mm² 6.5 x 6.4
VQFN (RGE)2416 mm² 4 x 4
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