Overview
The TLC5926IPWPR is a 16-channel constant-current LED sink driver manufactured by Texas Instruments. Designed for LED display and lighting applications, this component is ideal for systems requiring high reliability and flexibility in controlling LED brightness. It features a 16-bit shift register and data latch, enabling efficient data transfer and precise current control. The TLC5926IPWPR is widely used in LED panels, signage, and automotive lighting due to its robust performance and advanced fault detection capabilities.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Channels | 16 | Channel | |
| Output Current | 120 | mA | Adjustable via external resistor |
| Input Voltage | 3 to 5.5 | V | |
| Operating Frequency | 30 | MHz | |
| Supply Current (Max) | 20 | mA | |
| Operating Temperature | -40 to +125 | °C | |
| Package | HTSSOP-24 | Surface Mount | |
| Power Dissipation | 2.9 | W | |
| Output Type | Constant Current | ||
| Features | Error Flag, Fault Detection, LED Open/Short Detection |
Key Features
- 16-channel constant-current output for precise LED control.
- Adjustable output current from 5 mA to 120 mA via external resistor.
- Built-in fault detection for LED open, short to ground, and short to VLED conditions.
- High clock frequency of 30 MHz for efficient data transfer.
- Wide operating voltage range of 3 V to 5.5 V.
- Robust thermal performance with an operating temperature range of -40°C to +125°C.
Applications
The TLC5926IPWPR is widely used in various applications, including LED displays, signage, and automotive lighting. Its ability to provide consistent current control and detect faults makes it ideal for high-reliability systems. In LED panels, it ensures uniform brightness and enhances visual performance. In automotive lighting, it offers robust control and fault detection, ensuring safety and reliability.
Q & A
What is the maximum output current of the TLC5926IPWPR?
The maximum output current is 120 mA per channel.
How is the output current adjusted?
The output current is adjusted using an external resistor.
What is the operating voltage range?
The operating voltage range is 3 V to 5.5 V.
What fault detection features are available?
The TLC5926IPWPR includes LED open, short to ground, and short to VLED detection.
What is the clock frequency?
The clock frequency is 30 MHz.
What is the package type?
The package type is HTSSOP-24.
What is the operating temperature range?
The operating temperature range is -40°C to +125°C.
Is the TLC5926IPWPR RoHS compliant?
Yes, it is RoHS compliant.
What is the power dissipation?
The power dissipation is 2.9 W.
What are typical applications?
Typical applications include LED displays, signage, and automotive lighting.
