TB62771FTG,8,EL

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: LED Driver
• Characteristics: High current sink capability, serial input/output interface, constant current output
• Package: FTG package (QFN type)
• Essence: Control and drive LEDs efficiently
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on manufacturer's specifications

Specifications

• Input Voltage Range: 3.0V to 5.5V
• Output Current Range: 20mA to 120mA
• Number of Channels: 8
• Serial Interface: I2C compatible
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Power supply voltage
2. GND: Ground reference
3. SDA: Serial data input/output pin
4. SCL: Serial clock input pin
5. OE: Output enable pin
6. OUT1-OUT8: LED output pins

Functional Features

• High current sink capability: The TB62771FTG,8,EL can sink high currents up to 120mA per channel, allowing it to drive high-power LEDs effectively.
• Serial input/output interface: It features an I2C compatible serial interface, enabling easy control and configuration of the LED driver.
• Constant current output: The IC ensures a constant current output for each LED channel, providing consistent brightness levels.

Advantages

• Efficient LED driving: The TB62771FTG,8,EL offers high current sink capability, ensuring efficient driving of LEDs with varying power requirements.
• Simplified control: The serial interface allows for easy integration with microcontrollers or other devices, simplifying the control and configuration process.
• Consistent brightness: With its constant current output, the IC ensures uniform brightness across all connected LEDs.

Disadvantages

• Limited output current range: The maximum output current of 120mA per channel may not be sufficient for driving certain high-power LEDs that require higher currents.
• Temperature limitations: The operating temperature range of -40°C to +85°C may restrict its use in extreme temperature environments.

Working Principles

The TB62771FTG,8,EL LED driver operates by receiving control signals through the serial interface (SDA and SCL pins). These signals are used to set the desired current levels for each LED channel. The IC then sinks the required current from the power supply and delivers it to the connected LEDs, ensuring consistent brightness levels.

Detailed Application Field Plans

• Automotive lighting: The TB62771FTG,8,EL can be used in automotive applications such as interior and exterior lighting, providing efficient and controlled LED driving.
• Display panels: It is suitable for driving LED display panels in various applications, including signage, information displays, and consumer electronics.
• Decorative lighting: The IC can be utilized in decorative lighting fixtures, enabling precise control over LED brightness and color.

Detailed and Complete Alternative Models

• TB62772FTG,8,EL: Similar to TB62771FTG,8,EL but with extended temperature range (-40°C to +105°C).
• TB62773FTG,16,EL: A variant with 16 channels instead of 8, offering increased flexibility in driving multiple LEDs simultaneously.

Note: The alternative models mentioned above are just examples and may vary based on manufacturer availability.

This entry provides an overview of the TB62771FTG,8,EL LED driver, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.