TLC5916QDRQ1

Product Overview

Category

TLC5916QDRQ1 belongs to the category of LED drivers.

Use

This product is primarily used for driving LEDs (Light Emitting Diodes) in various applications.

Characteristics

• TLC5916QDRQ1 is a high-performance LED driver with 8-bit PWM (Pulse Width Modulation) control.
• It operates at a wide supply voltage range of 3 V to 5.5 V, making it suitable for different power sources.
• The device can drive up to 16 LEDs individually or in parallel, providing flexibility in lighting designs.
• It offers adjustable current sinking capability, allowing precise control over LED brightness.
• TLC5916QDRQ1 features thermal shutdown and overcurrent protection, ensuring safe operation.

Package and Quantity

The TLC5916QDRQ1 is available in a small-sized package known as "SOIC" (Small Outline Integrated Circuit). It comes in a reel packaging format, containing a quantity of 250 units per reel.

Specifications

• Supply Voltage Range: 3 V to 5.5 V
• Number of Channels: 16
• Maximum Output Current per Channel: 120 mA
• Communication Interface: I2C (Inter-Integrated Circuit)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The pin configuration of TLC5916QDRQ1 is as follows:

___________ | | NC |1 16| VCC SDA |2 15| GND SCL |3 14| OE OUT0|4 13| OUT7 OUT1|5 12| OUT6 OUT2|6 11| OUT5 OUT3|7 10| OUT4 OUT4|8 9| OUT3 |___________|

Functional Features

• PWM Control: TLC5916QDRQ1 allows precise control of LED brightness through 8-bit PWM.
• Individual or Parallel Drive: It can drive up to 16 LEDs individually or in parallel, providing design flexibility.
• Adjustable Current Sinking: The device offers adjustable current sinking capability, enabling fine-tuning of LED brightness levels.
• Thermal Shutdown and Overcurrent Protection: TLC5916QDRQ1 incorporates built-in protection mechanisms to ensure safe operation under extreme conditions.

Advantages and Disadvantages

Advantages

• Wide supply voltage range allows compatibility with various power sources.
• Precise control over LED brightness through PWM.
• Flexible LED driving options with individual or parallel drive capability.
• Built-in protection features enhance safety during operation.

Disadvantages

• Limited to driving a maximum of 16 LEDs per device.
• Requires an I2C interface for communication.

Working Principles

TLC5916QDRQ1 operates by receiving control signals through the I2C interface. These signals determine the desired brightness level for each LED connected to the driver. The device then adjusts the current sinking capability accordingly, resulting in the desired LED brightness. The built-in thermal shutdown and overcurrent protection mechanisms ensure safe operation and prevent damage to the driver and LEDs.

Application Field Plans

TLC5916QDRQ1 finds applications in various fields, including: 1. Automotive Lighting Systems: Used for controlling LED lighting in automotive applications such as headlights, taillights, and interior lighting. 2. Display Panels: Enables precise control of LED backlighting in LCD display panels, ensuring optimal visual quality. 3. Decorative Lighting: Suitable for decorative lighting applications where multiple LEDs need to be controlled individually or in parallel. 4. Signage and Advertising: Used in LED-based signage and advertising displays to control brightness levels and create eye-catching visuals.

Alternative Models

Other alternative models that provide similar functionality to TLC5916QDRQ1 include: - TLC5917QDRQ1 - TLC5918QDRQ1 - TLC5919QDRQ1

These models offer comparable features and can be considered as alternatives based on specific application requirements.

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