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PCA9634PW/S910,118
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PCA9634PW/S910,118

Product Overview

The PCA9634PW/S910,118 belongs to the category of LED drivers and controllers. It is commonly used for controlling LED lighting in various applications. The device is known for its characteristics such as high efficiency, compact package, and versatile functionality. It is available in a small package size and is designed to provide precise control over LED brightness and color.

Package: The PCA9634PW/S910,118 comes in a small outline package (SO) with a quantity of 2500 units per reel.

Specifications

  • Supply Voltage: 2.3V to 5.5V
  • Number of Channels: 8
  • Interface: I2C
  • Operating Temperature Range: -40°C to +85°C
  • Dimming Control: 256 Steps

Detailed Pin Configuration

The PCA9634PW/S910,118 features a total of 28 pins, including power supply, I2C interface, and LED output pins. The pin configuration is designed to facilitate easy integration and control of LED lighting systems.

Functional Features

  • Precise LED Brightness Control
  • Individual LED Output Control
  • Cascadable for Additional Channels
  • Internal Oscillator for PWM Control

Advantages and Disadvantages

Advantages - High Efficiency LED Control - Compact Package Size - Versatile Functionality

Disadvantages - Limited to 8 Channels - Requires I2C Interface for Control

Working Principles

The PCA9634PW/S910,118 operates by receiving commands through the I2C interface to control the brightness and color of connected LEDs. It utilizes pulse-width modulation (PWM) to achieve precise dimming control and can be cascaded to control additional LED channels.

Detailed Application Field Plans

The PCA9634PW/S910,118 is widely used in various applications such as: - Automotive Lighting - Signage and Display Systems - Architectural Lighting - Consumer Electronics

Detailed and Complete Alternative Models

  • PCA9685: 16-channel LED controller with higher channel count
  • TLC5940: 16-channel LED driver with grayscale control
  • LP5562: Programmable 9-channel LED driver with integrated color mixing

In conclusion, the PCA9634PW/S910,118 is a versatile LED driver and controller suitable for a wide range of applications. Its compact package, precise control features, and compatibility with the I2C interface make it an ideal choice for LED lighting systems requiring efficient and flexible control.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av PCA9634PW/S910,118 i tekniska lösningar

  1. What is the PCA9634PW/S910,118?

    • The PCA9634PW/S910,118 is a 8-bit Fm+ I2C-bus LED driver with programmable PWM outputs.

  2. What is the maximum frequency of the PWM output?

    • The maximum frequency of the PWM output is 152 Hz.

  3. How many channels does the PCA9634PW/S910,118 support?

    • The PCA9634PW/S910,118 supports 8 channels.

  4. What is the supply voltage range for the PCA9634PW/S910,118?

    • The supply voltage range for the PCA9634PW/S910,118 is 2.3 V to 5.5 V.

  5. Can the PCA9634PW/S910,118 be used for dimming LEDs?

    • Yes, the PCA9634PW/S910,118 can be used for dimming LEDs.

  6. What is the maximum sink current per channel?

    • The maximum sink current per channel is 25 mA.

  7. Is the PCA9634PW/S910,118 compatible with I2C communication?

    • Yes, the PCA9634PW/S910,118 is compatible with I2C communication.

  8. Does the PCA9634PW/S910,118 have thermal shutdown protection?

    • Yes, the PCA9634PW/S910,118 has thermal shutdown protection.

  9. What is the typical operating temperature range for the PCA9634PW/S910,118?

    • The typical operating temperature range for the PCA9634PW/S910,118 is -40°C to +85°C.

  10. Can the PCA9634PW/S910,118 be cascaded to control more than 8 channels?

    • Yes, the PCA9634PW/S910,118 can be cascaded to control more than 8 channels.