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TCA6507PWRG4
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TCA6507PWRG4

Product Overview

Category

TCA6507PWRG4 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for controlling and driving LEDs in various applications.

Characteristics

  • The TCA6507PWRG4 is a 16-channel LED driver with an I2C interface.
  • It provides individual PWM control for each channel, allowing precise brightness adjustment.
  • The device operates with a wide supply voltage range, making it suitable for different power sources.
  • It offers high efficiency and low power consumption, making it ideal for battery-powered devices.
  • The TCA6507PWRG4 supports both open-drain and push-pull outputs, providing flexibility in LED configurations.

Package

The TCA6507PWRG4 comes in a small-sized TSSOP package, which ensures space-saving integration on PCBs.

Essence

This LED driver IC is designed to simplify LED control and provide efficient illumination solutions in various electronic devices.

Packaging/Quantity

The TCA6507PWRG4 is typically available in reels containing 2500 units per reel.

Specifications

  • Supply Voltage Range: 2.3V to 5.5V
  • Number of Channels: 16
  • Interface: I2C
  • Output Type: Open-drain or Push-pull
  • Maximum Output Current per Channel: 25mA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TCA6507PWRG4 has a total of 24 pins. Here is the detailed pin configuration:

  1. SDA: I2C Serial Data Input/Output
  2. SCL: I2C Serial Clock Input
  3. GND: Ground
  4. VCC: Power Supply Voltage
  5. OE: Output Enable
  6. RST: Reset Input 7-22. OUT0-OUT15: LED Output Channels
  7. VLED: LED Power Supply Voltage
  8. NC: No Connection

Functional Features

  • Individual PWM control for each channel allows precise brightness adjustment.
  • I2C interface enables easy communication and control with microcontrollers or other devices.
  • Flexible output configuration supports both open-drain and push-pull outputs.
  • Low power consumption ensures energy efficiency in battery-powered applications.
  • Wide supply voltage range accommodates various power sources.

Advantages and Disadvantages

Advantages

  • Precise brightness control for each LED channel.
  • Efficient power management and low power consumption.
  • Compact package size for space-saving integration.
  • Wide operating temperature range for versatile applications.
  • Easy integration with microcontrollers through the I2C interface.

Disadvantages

  • Limited maximum output current per channel (25mA).
  • Requires external components for proper operation.
  • Not suitable for high-power LED applications.

Working Principles

The TCA6507PWRG4 operates by receiving commands and data through the I2C interface. It then processes the received information to generate PWM signals for individual LED channels. These PWM signals control the brightness of the connected LEDs, allowing for precise illumination control. The device can be programmed to adjust the duty cycle of each channel independently, enabling dynamic lighting effects and customized brightness levels.

Detailed Application Field Plans

The TCA6507PWRG4 finds applications in various fields, including:

  1. Consumer Electronics:

    • Smartphones and tablets
    • Gaming consoles
    • Wearable devices

  2. Automotive:

    • Interior and exterior lighting systems
    • Dashboard displays

  3. Industrial:

    • Control panels and indicators
    • Machine vision systems

  4. Home Automation:

    • Lighting control systems
    • Smart home devices

Detailed and Complete Alternative Models

  1. PCA9685PW: 16-channel LED driver with I2C interface, higher maximum output current per channel (50mA).
  2. TLC5947PWP: 24-channel LED driver with I2C interface, daisy-chainable for larger LED arrays.
  3. MAX7219ENG+: LED display driver with SPI interface, suitable for 7-segment displays and dot matrix panels.

These alternative models offer similar functionality to the TCA6507PWRG4 and can be considered based on specific project requirements.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TCA6507PWRG4 i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of TCA6507PWRG4 in technical solutions:

  1. Q: What is TCA6507PWRG4? A: TCA6507PWRG4 is a 6-bit I2C and SMBus LED driver with programmable blink rates and fade times.

  2. Q: What is the maximum number of LEDs that can be controlled by TCA6507PWRG4? A: TCA6507PWRG4 can control up to 8 LEDs individually.

  3. Q: How is TCA6507PWRG4 controlled? A: TCA6507PWRG4 is controlled through the I2C or SMBus interface.

  4. Q: Can TCA6507PWRG4 support both PWM and analog dimming? A: No, TCA6507PWRG4 only supports PWM dimming.

  5. Q: What is the input voltage range for TCA6507PWRG4? A: The input voltage range for TCA6507PWRG4 is typically between 2.7V and 5.5V.

  6. Q: Can TCA6507PWRG4 operate in standalone mode? A: Yes, TCA6507PWRG4 can operate in standalone mode without an external microcontroller.

  7. Q: What is the maximum current per LED channel that TCA6507PWRG4 can handle? A: TCA6507PWRG4 can handle a maximum current of 25mA per LED channel.

  8. Q: Does TCA6507PWRG4 have built-in thermal shutdown protection? A: Yes, TCA6507PWRG4 has built-in thermal shutdown protection to prevent overheating.

  9. Q: Can TCA6507PWRG4 be used in automotive applications? A: Yes, TCA6507PWRG4 is suitable for automotive applications as it can operate in a wide temperature range.

  10. Q: Is there any evaluation board available for TCA6507PWRG4? A: Yes, Texas Instruments provides an evaluation board (TCA6507EVM) for testing and prototyping with TCA6507PWRG4.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and application notes for detailed information.