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TM1812 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
TM1812TM193Yes

TM1812 is an LED driver IC designed for controlling RGB LED applications.

The TM1812 is an LED driver IC designed for controlling RGB LED applications. Below are the factual specifications, descriptions, and features of the TM1812:

Manufacturer:

  • TM (Techmation or other manufacturer, verify exact source if needed)

Specifications:

  • Input Voltage: 5V DC
  • Output Current: 18mA per channel (adjustable via external resistor)
  • Number of Channels: 3 (for RGB LEDs)
  • Data Transmission Rate: Up to 800Kbps
  • PWM Control: 256 levels per channel
  • Operating Temperature: -20°C to +85°C
  • Package Type: SOP-8 or DIP-8

Descriptions:

  • The TM1812 is a 3-channel constant current LED driver with built-in PWM control.
  • It supports cascading multiple ICs for controlling long LED strips.
  • Compatible with standard RGB LED configurations.
  • Uses a single-wire data transmission protocol for easy interfacing with microcontrollers.

Features:

  • Constant Current Output: Ensures uniform LED brightness.
  • PWM Dimming: 256-step grayscale control for smooth color transitions.
  • Cascading Support: Multiple TM1812 ICs can be daisy-chained.
  • Low Voltage Operation: Works at 5V, suitable for most embedded systems.
  • Built-in Data Regeneration: Reduces signal degradation in long LED strips.
  • Thermal Protection: Prevents overheating damage.

For exact datasheet details, refer to the manufacturer's documentation.

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