Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Linear |
| Topology | Shift Register |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 16 |
| Voltage-Supply(Min) | 3V |
| Voltage-Supply(Max) | 5.5V |
| Voltage-Output | 17V |
| Current-Output/Channel | 80mA |
| Frequency | 30MHz |
| Applications | Backlight |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 32-TSSOP (0.240, 6.10mm Width) Exposed Pad |
Обзор
Description
The TLC5923DAPR is a 16-channel, constant current sink LED driver designed by Texas Instruments. It is used in applications requiring precise LED control, such as displays and indicators. The device supports an input voltage range and provides a constant current output, ensuring uniform brightness across LEDs. It features a serial interface for communication, allowing for efficient control and minimal microcontroller pin usage.
Key features include adjustable current settings via external resistors, thermal shutdown, and error detection to prevent LED failures. Additionally, the device supports PWM control for dimming purposes. The compact SSOP package helps save space on printed circuit boards, making it suitable for space-constrained designs.
Overall, the TLC5923DAPR is ideal for applications in automotive, consumer electronics, and industrial systems where reliable and precise LED driving is essential. Its robust design and feature set make it a versatile choice for various lighting applications.
Key features include adjustable current settings via external resistors, thermal shutdown, and error detection to prevent LED failures. Additionally, the device supports PWM control for dimming purposes. The compact SSOP package helps save space on printed circuit boards, making it suitable for space-constrained designs.
Overall, the TLC5923DAPR is ideal for applications in automotive, consumer electronics, and industrial systems where reliable and precise LED driving is essential. Its robust design and feature set make it a versatile choice for various lighting applications.
Equivalent
The TLC5923DAPR is a 16-channel constant-current sink LED driver. Equivalent products with similar functionalities include:
1. STMicroelectronics' STP16CP05
2. Maxim Integrated's MAX6960
3. NXP's PCA9955
4. ON Semiconductor's CAT4008
These alternatives provide similar features such as constant current control, multiple channels, and are suitable for LED driving applications. Make sure to check specific parameters like current output, voltage ratings, and package type for compatibility with your design.
1. STMicroelectronics' STP16CP05
2. Maxim Integrated's MAX6960
3. NXP's PCA9955
4. ON Semiconductor's CAT4008
These alternatives provide similar features such as constant current control, multiple channels, and are suitable for LED driving applications. Make sure to check specific parameters like current output, voltage ratings, and package type for compatibility with your design.
Features
The TLC5923DAPR is a 16-channel, constant-current LED driver designed for applications requiring precise LED current control. Key features include:
1. Constant-Current Outputs: Ensures consistent brightness across all LEDs by maintaining a steady current through each output channel.
2. 16 Channels: Supports driving up to 16 separate LEDs, making it suitable for complex lighting designs.
3. Adjustable Current Levels: Allows for current adjustments via external resistors, providing flexibility in setting LED brightness.
4. Built-in LED Open Detection: Includes a mechanism to detect open LED circuits, enhancing reliability.
5. Power Supply Voltage: Operates with a wide power supply voltage range, typically from 3.0V to 5.5V.
6. Thermal Protection: Integrated thermal shutdown feature prevents damage due to overheating.
7. Serial Data Interface: Uses an easy-to-implement serial interface for data input, facilitating control via microcontrollers.
8. Compact Package: Available in a space-saving 24-pin HTSSOP package, ideal for space-constrained designs.
These features make the TLC5923DAPR a versatile and efficient solution for driving LED arrays in various electronic applications.
1. Constant-Current Outputs: Ensures consistent brightness across all LEDs by maintaining a steady current through each output channel.
2. 16 Channels: Supports driving up to 16 separate LEDs, making it suitable for complex lighting designs.
3. Adjustable Current Levels: Allows for current adjustments via external resistors, providing flexibility in setting LED brightness.
4. Built-in LED Open Detection: Includes a mechanism to detect open LED circuits, enhancing reliability.
5. Power Supply Voltage: Operates with a wide power supply voltage range, typically from 3.0V to 5.5V.
6. Thermal Protection: Integrated thermal shutdown feature prevents damage due to overheating.
7. Serial Data Interface: Uses an easy-to-implement serial interface for data input, facilitating control via microcontrollers.
8. Compact Package: Available in a space-saving 24-pin HTSSOP package, ideal for space-constrained designs.
These features make the TLC5923DAPR a versatile and efficient solution for driving LED arrays in various electronic applications.
Pinout
The TLC5923DAPR is a 16-channel, constant-current LED driver with an extended temperature range. It is designed for applications involving LED displays and lighting. The chip comes in a 28-pin HTSSOP (Heat-Sink Thin Shrink Small Outline Package) configuration.
Key functions of the TLC5923DAPR include:
1. 16 Channels: Allows for independent control of 16 output channels.
2. Constant Current Regulation: Ensures uniform brightness across LEDs by maintaining a constant current.
3. PWM Dimming: Supports pulse-width modulation for dimming control.
4. Serial Data Interface: Features a data input and output for cascading multiple devices.
5. Fault Detection: Includes error detection for open/shorted LEDs.
The TLC5923DAPR is commonly used in applications like LED signboards, architectural lighting, and any other systems requiring precise LED control.
Key functions of the TLC5923DAPR include:
1. 16 Channels: Allows for independent control of 16 output channels.
2. Constant Current Regulation: Ensures uniform brightness across LEDs by maintaining a constant current.
3. PWM Dimming: Supports pulse-width modulation for dimming control.
4. Serial Data Interface: Features a data input and output for cascading multiple devices.
5. Fault Detection: Includes error detection for open/shorted LEDs.
The TLC5923DAPR is commonly used in applications like LED signboards, architectural lighting, and any other systems requiring precise LED control.
Manufacturer
The manufacturer of the TLC5923DAPR is Texas Instruments. Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic devices. It is one of the largest semiconductor companies in the world, serving industries such as automotive, industrial, consumer electronics, and communications equipment. The company is well-known for its analog chips and embedded processors, among other products, and has a long history of innovation in the electronics industry.
Application
The TLC5923DAPR is a 16-channel constant current LED driver commonly used in applications requiring precise LED control. Ideal areas include LED displays, signage, and decorative lighting, where consistent brightness and color control are essential. It is also used in automotive lighting, industrial control panels, and consumer electronics for backlighting and indicator functions. The device's ability to manage high LED counts with individual channel control makes it suitable for large-scale or complex lighting installations. Its integration into microcontroller-based systems enables advanced dimming and pattern generation, enhancing versatility in applications demanding dynamic lighting effects.
Package
The TLC5923DAPR is an LED driver IC from Texas Instruments, and it comes in a HTSSOP (Heat-Sink Thin Shrink Small Outline Package) with 28 pins. This package type is designed to provide good thermal performance and space efficiency, making it suitable for driving large arrays of LEDs in applications like signage and display systems.
