TB62777FG,EL

Product Overview

• Category: Integrated Circuit
• Use: LED Driver
• Characteristics: High voltage, constant current driver
• Package: SOP (Small Outline Package)
• Essence: Efficiently drives and controls LEDs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage: 3.3V to 5.5V
• Output Current: Up to 60mA per channel
• Number of Channels: 16
• Maximum Output Voltage: 17V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TB62777FG,EL has a total of 32 pins, which are distributed as follows:

• Pins 1 to 16: Output pins for driving LEDs (Channel 1 to Channel 16)
• Pins 17 to 24: Ground pins (GND)
• Pins 25 to 32: Power supply pins (VCC)

Functional Features

• High voltage capability allows driving multiple LEDs in series
• Constant current output ensures consistent brightness across all LEDs
• Built-in thermal shutdown protection
• Serial data input for easy control and programming
• Daisy-chainable for cascading multiple drivers

Advantages and Disadvantages

Advantages

• High voltage capability enables efficient LED driving
• Constant current output ensures uniform brightness
• Thermal shutdown protection prevents damage due to overheating
• Serial data input simplifies control and programming
• Daisy-chainable feature allows easy scalability

Disadvantages

• Limited to driving LEDs with a maximum forward voltage of 17V
• Requires an external microcontroller or controller for operation

Working Principles

The TB62777FG,EL is designed to efficiently drive and control LEDs. It operates by converting the input voltage into a constant current output, ensuring consistent brightness across all connected LEDs. The driver can handle high voltages, allowing for the series connection of multiple LEDs.

The device receives control signals through its serial data input, which can be easily programmed using an external microcontroller or controller. It also incorporates thermal shutdown protection to prevent damage from excessive heat.

Detailed Application Field Plans

The TB62777FG,EL LED driver finds applications in various fields, including:

1. Automotive: Used for interior and exterior lighting, such as dashboard indicators, taillights, and headlights.
2. Consumer Electronics: Suitable for backlighting LCD displays, keypad illumination, and indicator lights on appliances.
3. Signage and Displays: Enables driving LED panels, billboards, and large-scale displays.
4. Industrial Lighting: Ideal for controlling LED modules used in warehouses, factories, and outdoor lighting.

Detailed and Complete Alternative Models

• TB62776FG,EL: Similar LED driver with 8 channels instead of 16.
• TB62778FG,EL: LED driver with 24 channels for larger-scale applications.
• TLC5940: Another popular LED driver with 16 channels and grayscale control capability.

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