仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Type | Linear |
| Topology | Shift Register |
| Internal Switch(s) | Yes |
| Number of Outputs | 16 |
| Voltage - Supply (Min) | 3V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 10V |
| Current - Output / Channel | 45mA |
| Applications | Signage |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概要
Description
The TLC59284DBQR is a 16-channel, constant-current LED driver produced by Texas Instruments. It is designed to efficiently drive LED arrays with a constant current, which is crucial for achieving uniform brightness across LEDs. This device is particularly suitable for applications involving LED displays and lighting systems.
Key features include an adjustable output current range, controlled through an external resistor, allowing flexibility in brightness settings. The TLC59284DBQR supports a wide range of supply voltages, making it versatile for different applications. It also includes thermal shutdown protection and open LED detection to ensure reliability and safety.
The device operates using a serial data interface, which simplifies the wiring complexity and allows easy integration with microcontrollers or other digital systems. It is housed in a compact SSOP package, making it suitable for space-constrained applications.
Overall, the TLC59284DBQR provides a reliable and efficient solution for driving multiple LEDs with consistent performance, ideal for use in various electronic and industrial lighting applications.
Key features include an adjustable output current range, controlled through an external resistor, allowing flexibility in brightness settings. The TLC59284DBQR supports a wide range of supply voltages, making it versatile for different applications. It also includes thermal shutdown protection and open LED detection to ensure reliability and safety.
The device operates using a serial data interface, which simplifies the wiring complexity and allows easy integration with microcontrollers or other digital systems. It is housed in a compact SSOP package, making it suitable for space-constrained applications.
Overall, the TLC59284DBQR provides a reliable and efficient solution for driving multiple LEDs with consistent performance, ideal for use in various electronic and industrial lighting applications.
Equivalent
The TLC59284DBQR is a 16-channel LED driver from Texas Instruments. Equivalent products include:
1. STP16C596 by STMicroelectronics: A 16-bit LED driver with similar functionality.
2. MBI5026 by Macroblock: A 16-channel constant current LED driver.
3. A6276 by Allegro Microsystems: A 16-output LED driver with similar capabilities.
4. TLC59116 by Texas Instruments: Another 16-channel LED driver with I2C interface.
These alternatives might offer similar features, but it's important to verify specifics against your requirements.
1. STP16C596 by STMicroelectronics: A 16-bit LED driver with similar functionality.
2. MBI5026 by Macroblock: A 16-channel constant current LED driver.
3. A6276 by Allegro Microsystems: A 16-output LED driver with similar capabilities.
4. TLC59116 by Texas Instruments: Another 16-channel LED driver with I2C interface.
These alternatives might offer similar features, but it's important to verify specifics against your requirements.
Features
The TLC59284DBQR is a 16-channel, constant current sink LED driver manufactured by Texas Instruments. Key features include:
1. 16 Channels: It can drive up to 16 LEDs with individual current control.
2. Constant Current Outputs: Ensures uniform brightness across all connected LEDs.
3. Output Current Range: Adjustable from 5 mA to 45 mA per channel.
4. PWM Control: Supports pulse-width modulation for brightness control via a serial interface.
5. Dimming and Blanking Control: Allows global dimming and blanking for all outputs.
6. Data Transfer Rate: High-speed data transfer up to 30 MHz.
7. Error Detection: Features open LED detection and short-to-ground detection.
8. Supply Voltage: Operates on a supply voltage range of 3.0 V to 5.5 V.
9. Compact Package: Available in a 24-pin HTSSOP package, suitable for space-constrained applications.
10. Thermal Management: Incorporates thermal shutdown protection.
These features make the TLC59284DBQR ideal for use in LED display systems, signage, and other applications requiring precise LED control.
1. 16 Channels: It can drive up to 16 LEDs with individual current control.
2. Constant Current Outputs: Ensures uniform brightness across all connected LEDs.
3. Output Current Range: Adjustable from 5 mA to 45 mA per channel.
4. PWM Control: Supports pulse-width modulation for brightness control via a serial interface.
5. Dimming and Blanking Control: Allows global dimming and blanking for all outputs.
6. Data Transfer Rate: High-speed data transfer up to 30 MHz.
7. Error Detection: Features open LED detection and short-to-ground detection.
8. Supply Voltage: Operates on a supply voltage range of 3.0 V to 5.5 V.
9. Compact Package: Available in a 24-pin HTSSOP package, suitable for space-constrained applications.
10. Thermal Management: Incorporates thermal shutdown protection.
These features make the TLC59284DBQR ideal for use in LED display systems, signage, and other applications requiring precise LED control.
Pinout
The TLC59284DBQR is a 16-channel constant-current sink LED driver from Texas Instruments, typically used in LED display applications. It supports a wide range of LED supply voltages and is designed for easy integration into various applications.
Pin Count and Function:
- The TLC59284DBQR comes in a 24-pin package.
- It features 16 output channels (OUT0 to OUT15), each capable of driving a single LED.
- Key pins include:
- VCC: Supply voltage for logic circuitry.
- GND: Ground reference for the device.
- SDI (Serial Data Input): Receives the serial input data.
- SDO (Serial Data Output): Outputs serial data for daisy-chaining multiple devices.
- CLK (Clock): Input pin for clock signal.
- LE (Latch Enable): Used to latch the serial data into the output latch.
- OE (Output Enable): Controls the enabling and disabling of the outputs.
The device is commonly used where precision LED control and efficient current regulation are required.
Pin Count and Function:
- The TLC59284DBQR comes in a 24-pin package.
- It features 16 output channels (OUT0 to OUT15), each capable of driving a single LED.
- Key pins include:
- VCC: Supply voltage for logic circuitry.
- GND: Ground reference for the device.
- SDI (Serial Data Input): Receives the serial input data.
- SDO (Serial Data Output): Outputs serial data for daisy-chaining multiple devices.
- CLK (Clock): Input pin for clock signal.
- LE (Latch Enable): Used to latch the serial data into the output latch.
- OE (Output Enable): Controls the enabling and disabling of the outputs.
The device is commonly used where precision LED control and efficient current regulation are required.
Manufacturer
The manufacturer of the TLC59284DBQR is Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and semiconductor devices. The company is known for its innovation in analog and embedded processing technologies, which are used in various applications across different industries, including automotive, industrial, personal electronics, and communications equipment. TI's products are integral to building efficient, reliable, and advanced electronic systems.
Application
The TLC59284DBQR is a 16-channel, constant-current LED driver commonly used in various applications requiring precise LED control. Key application areas include:
1. LED Displays and Signage: Used for driving individual LEDs in large displays, such as billboards and informational signs.
2. Backlighting: Utilized in providing backlighting for LCD panels in TVs, monitors, and other electronic devices.
3. Automotive Lighting: Used in automotive applications for dashboards, interior lighting, or exterior signals.
4. Architectural Lighting: Supports dynamic and decorative lighting in buildings.
5. Consumer Electronics: Integrated into devices like smartphones and tablets to control indicator or notification LEDs.
Its ability to provide uniform brightness and color control makes it versatile across these applications.
1. LED Displays and Signage: Used for driving individual LEDs in large displays, such as billboards and informational signs.
2. Backlighting: Utilized in providing backlighting for LCD panels in TVs, monitors, and other electronic devices.
3. Automotive Lighting: Used in automotive applications for dashboards, interior lighting, or exterior signals.
4. Architectural Lighting: Supports dynamic and decorative lighting in buildings.
5. Consumer Electronics: Integrated into devices like smartphones and tablets to control indicator or notification LEDs.
Its ability to provide uniform brightness and color control makes it versatile across these applications.
Package
The TLC59284DBQR is a 16-channel constant current LED driver by Texas Instruments. It comes in an SSOP (Shrink Small Outline Package) with 24 pins. The "DBQ" denotes the package type, and the "R" indicates it is supplied on a reel.
