規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Linear |
| Topology | Shift Register |
| Number of Outputs | 16 |
| Voltage - Supply (Min) | 3V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 17V |
| Current - Output / Channel | 120mA |
| Frequency | 30MHz |
| Applications | Signage |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The TLC5926IDBQR is a 16-channel, constant-current LED driver produced by Texas Instruments. It is designed for use in LED display applications and offers precise current regulation to ensure consistent brightness across all LEDs. Each channel is capable of driving up to 50 mA, providing flexibility for various LED configurations.
The device features built-in LED open detection, which helps in identifying faults, and it operates over a wide supply voltage range, typically from 3 V to 5.5 V. The TLC5926IDBQR uses a serial shift register interface, making it easy to connect to microcontrollers and other digital systems for control.
The package is a compact SSOP (Shrink Small Outline Package), which is ideal for space-constrained applications. Its thermal efficiency and ability to drive multiple LEDs make it suitable for applications such as signage, automotive lighting, and general-purpose LED displays.
Overall, the TLC5926IDBQR provides a reliable and efficient solution for driving medium to large LED arrays with consistent performance.
The device features built-in LED open detection, which helps in identifying faults, and it operates over a wide supply voltage range, typically from 3 V to 5.5 V. The TLC5926IDBQR uses a serial shift register interface, making it easy to connect to microcontrollers and other digital systems for control.
The package is a compact SSOP (Shrink Small Outline Package), which is ideal for space-constrained applications. Its thermal efficiency and ability to drive multiple LEDs make it suitable for applications such as signage, automotive lighting, and general-purpose LED displays.
Overall, the TLC5926IDBQR provides a reliable and efficient solution for driving medium to large LED arrays with consistent performance.
Equivalent
The TLC5926IDBQR is a 16-channel constant current LED driver by Texas Instruments. Equivalent products include:
1. STMicroelectronics' STP16C596
2. NXP's PCA9955A
3. Maxim Integrated's MAX6971
4. Toshiba's TB62706BN
These alternatives offer similar functionality in terms of constant current LED driving capabilities but may differ in specific features such as current output, voltage range, and package type. Always check the datasheets to ensure compatibility with your requirements.
1. STMicroelectronics' STP16C596
2. NXP's PCA9955A
3. Maxim Integrated's MAX6971
4. Toshiba's TB62706BN
These alternatives offer similar functionality in terms of constant current LED driving capabilities but may differ in specific features such as current output, voltage range, and package type. Always check the datasheets to ensure compatibility with your requirements.
Features
The TLC5926IDBQR is a 16-channel constant current LED driver designed for LED display applications. Key features include:
1. 16 Output Channels: Each channel can drive an LED, providing consistent brightness across all LEDs.
2. Constant Current Output: Ensures stable and uniform LED brightness, even when operating under varying power supply conditions.
3. Current Adjustability: The output current can be adjusted via an external resistor, allowing flexibility in LED brightness settings.
4. SPI-Compatible Interface: Supports easy integration with microcontrollers for controlling LED displays via a serial interface.
5. Data Transfer Rate: Capable of high-speed data transmission, supporting rates up to 30 MHz.
6. Error Detection: Features built-in open/short detection, enhancing reliability by identifying faulty LEDs.
7. Thermal Protection: Includes thermal shutdown functionality to prevent damage from overheating.
8. Wide Supply Voltage Range: Operates effectively over a broad voltage range, enhancing compatibility with diverse systems.
9. Compact Package: Available in a TSSOP package, suitable for space-constrained applications.
These features make the TLC5926IDBQR ideal for applications such as LED signboards, architectural lighting, and backlighting.
1. 16 Output Channels: Each channel can drive an LED, providing consistent brightness across all LEDs.
2. Constant Current Output: Ensures stable and uniform LED brightness, even when operating under varying power supply conditions.
3. Current Adjustability: The output current can be adjusted via an external resistor, allowing flexibility in LED brightness settings.
4. SPI-Compatible Interface: Supports easy integration with microcontrollers for controlling LED displays via a serial interface.
5. Data Transfer Rate: Capable of high-speed data transmission, supporting rates up to 30 MHz.
6. Error Detection: Features built-in open/short detection, enhancing reliability by identifying faulty LEDs.
7. Thermal Protection: Includes thermal shutdown functionality to prevent damage from overheating.
8. Wide Supply Voltage Range: Operates effectively over a broad voltage range, enhancing compatibility with diverse systems.
9. Compact Package: Available in a TSSOP package, suitable for space-constrained applications.
These features make the TLC5926IDBQR ideal for applications such as LED signboards, architectural lighting, and backlighting.
Pinout
The TLC5926IDBQR is a 16-channel constant-current LED driver from Texas Instruments. It is typically used in LED display systems for applications such as signs, video displays, and decorative lighting.
The TLC5926IDBQR comes in an SSOP-24 package, meaning it has 24 pins. Here are some key functions of its pins:
- Output Channels (OUT0 to OUT15): These 16 pins are used to drive LEDs in a display.
- Serial Data Input (SDI): Accepts serial input data.
- Serial Data Output (SDO): Outputs serial data for daisy-chaining devices.
- Clock Input (CLK): Synchronizes the input data.
- Latch Enable (LE): Latches the input data into the internal register.
- Output Enable (OE): Controls the output status of the LED drivers.
- Reference Resistor (R-EXT): Connects to an external resistor to set the current output.
- Supply Voltage (VCC): Powers the device.
- Ground (GND): Provides a reference ground for the device.
This configuration allows the device to control the brightness and operation of multiple LEDs through constant-current regulation.
The TLC5926IDBQR comes in an SSOP-24 package, meaning it has 24 pins. Here are some key functions of its pins:
- Output Channels (OUT0 to OUT15): These 16 pins are used to drive LEDs in a display.
- Serial Data Input (SDI): Accepts serial input data.
- Serial Data Output (SDO): Outputs serial data for daisy-chaining devices.
- Clock Input (CLK): Synchronizes the input data.
- Latch Enable (LE): Latches the input data into the internal register.
- Output Enable (OE): Controls the output status of the LED drivers.
- Reference Resistor (R-EXT): Connects to an external resistor to set the current output.
- Supply Voltage (VCC): Powers the device.
- Ground (GND): Provides a reference ground for the device.
This configuration allows the device to control the brightness and operation of multiple LEDs through constant-current regulation.
Manufacturer
The TLC5926IDBQR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits. The company is well-known for its innovation in the field of electronics and has a strong presence in the markets for analog and embedded processing products. Founded in 1930 and headquartered in Dallas, Texas, TI focuses on developing technologies that facilitate energy efficiency and performance in electronic devices.
Application
The TLC5926IDBQR is a 16-channel constant-current LED driver, primarily used in applications requiring efficient LED control and display. Common application areas include:
1. LED Displays: Used in billboards, signage, and information displays that require precise brightness and uniformity.
2. Backlighting: Suitable for backlighting in LCD televisions, monitors, and automotive displays.
3. Decorative Lighting: Utilized in architectural and mood lighting setups.
4. Industrial Lighting: Applied in machine vision systems and indicators requiring consistent illumination.
5. Consumer Electronics: Implemented in devices needing LED indicators or notifications.
Its ability to provide consistent current across multiple channels makes it ideal for applications demanding uniform LED performance.
1. LED Displays: Used in billboards, signage, and information displays that require precise brightness and uniformity.
2. Backlighting: Suitable for backlighting in LCD televisions, monitors, and automotive displays.
3. Decorative Lighting: Utilized in architectural and mood lighting setups.
4. Industrial Lighting: Applied in machine vision systems and indicators requiring consistent illumination.
5. Consumer Electronics: Implemented in devices needing LED indicators or notifications.
Its ability to provide consistent current across multiple channels makes it ideal for applications demanding uniform LED performance.
Package
The TLC5926IDBQR is a 16-channel constant current LED driver from Texas Instruments, offered in a SSOP (Shrink Small Outline Package) with 24 pins. The "DBQ" denotes the specific package type and dimensions, making it suitable for compact and space-constrained applications.
