Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
TLC59482DBQR

TLC59482DBQR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: LED Driver
  • Characteristics: High precision, multiplexing capability, grayscale control
  • Package: DBQ (Thin Shrink Small Outline Package)
  • Essence: Efficiently drives and controls LEDs
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Supply Voltage: 3.3V to 5.5V
  • Number of Channels: 16
  • Maximum Output Current: 120 mA per channel
  • Communication Interface: Serial Data Input
  • Grayscale Control: 4096 steps
  • Multiplexing Capability: Up to 8 devices can be cascaded

Detailed Pin Configuration

  1. VCC - Power supply voltage
  2. GND - Ground
  3. SIN - Serial data input
  4. SCLK - Serial clock input
  5. XLAT - Latch signal input
  6. BLANK - Output enable signal input
  7. GSCLK - Grayscale clock input
  8. OUT0 to OUT15 - LED output channels

Functional Features

  • High-Precision Control: The TLC59482DBQR provides precise control over the brightness levels of individual LEDs, allowing for smooth and accurate dimming.
  • Multiplexing Capability: With the ability to cascade up to 8 devices, this LED driver can control a large number of LEDs using minimal pins on the microcontroller.
  • Grayscale Control: The IC supports 4096 steps of grayscale control, enabling smooth transitions between different brightness levels.
  • Built-in Protection: Over-temperature and over-current protection features ensure the safety and longevity of the LEDs and the driver itself.

Advantages and Disadvantages

Advantages: - High precision and accuracy in LED brightness control - Efficient multiplexing capability reduces pin count on the microcontroller - Smooth grayscale control for seamless transitions - Built-in protection features ensure LED and driver safety

Disadvantages: - Limited to driving LEDs only, not suitable for other applications - Requires an external clock signal for grayscale control

Working Principles

The TLC59482DBQR is a constant-current LED driver that utilizes pulse-width modulation (PWM) to control the brightness of LEDs. It receives serial data input and clock signals from a microcontroller, which are used to set the desired brightness levels for each LED channel. The IC then converts this digital information into analog current outputs, ensuring consistent and accurate illumination.

Detailed Application Field Plans

  1. Automotive Lighting: The TLC59482DBQR can be used in automotive lighting systems, such as headlights, taillights, and interior lighting, providing precise control over LED brightness and enabling various lighting effects.
  2. Display Panels: This LED driver is suitable for display panels in electronic devices like smartphones, tablets, and televisions, allowing for uniform backlighting and dynamic control of individual pixels.
  3. Signage and Advertising: LED-based signage and advertising boards can benefit from the TLC59482DBQR's ability to control multiple LEDs simultaneously, creating eye-catching visual effects.

Detailed and Complete Alternative Models

  1. TLC59481DBQR: Similar to the TLC59482DBQR, but with 24 channels instead of 16.
  2. TLC59483DBQR: A higher-end model with additional features like fault detection and diagnostic capabilities.
  3. MAX7219CNG: An alternative LED driver with multiplexing capability and support for up to 64 LEDs.

(Note: The above alternative models are just a few examples; there are several other options available in the market.)

Word count: 444 words

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan TLC59482DBQR dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of TLC59482DBQR in technical solutions:

  1. Q: What is TLC59482DBQR? A: TLC59482DBQR is a 16-channel constant current LED driver that can be used for controlling LEDs in various applications.

  2. Q: What is the maximum output current per channel of TLC59482DBQR? A: The maximum output current per channel of TLC59482DBQR is 120 mA.

  3. Q: Can TLC59482DBQR be used for driving RGB LEDs? A: Yes, TLC59482DBQR can be used for driving RGB LEDs as it provides individual control over each channel.

  4. Q: How many TLC59482DBQR devices can be daisy-chained together? A: Multiple TLC59482DBQR devices can be daisy-chained together to control a larger number of LEDs. The exact number depends on the specific application and requirements.

  5. Q: What is the input voltage range for TLC59482DBQR? A: The input voltage range for TLC59482DBQR is typically between 3V and 5.5V.

  6. Q: Does TLC59482DBQR support PWM (Pulse Width Modulation) control? A: Yes, TLC59482DBQR supports PWM control, allowing precise control over the brightness of individual LEDs.

  7. Q: Can TLC59482DBQR be used in automotive applications? A: Yes, TLC59482DBQR is suitable for automotive applications as it can operate within the required temperature range and has built-in protection features.

  8. Q: Is there any thermal shutdown protection in TLC59482DBQR? A: Yes, TLC59482DBQR has built-in thermal shutdown protection to prevent overheating and ensure safe operation.

  9. Q: What is the maximum clock frequency for TLC59482DBQR? A: The maximum clock frequency for TLC59482DBQR is typically 30 MHz.

  10. Q: Can TLC59482DBQR be controlled using a microcontroller? A: Yes, TLC59482DBQR can be easily controlled using a microcontroller through its serial interface, making it compatible with various technical solutions.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of TLC59482DBQR.