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TLC5944PWPRG4 from TI/BB,Texas Instruments

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TLC5944PWPRG4

Manufacturer: TI/BB

16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
TLC5944PWPRG4 TI/BB 17 In Stock

Description and Introduction

16-Channel, 12-Bit PWM LED Driver with 6-Bit Dot Correction and Pre-Charge FET 28-HTSSOP -40 to 85 The TLC5944PWPRG4 is a 16-channel, constant-current sink LED driver manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Channels:** 16  
- **Output Current:** 5–60 mA per channel (adjustable via external resistor)  
- **Supply Voltage (VCC):** 3.0 V to 5.5 V  
- **Data Transfer Rate:** Up to 30 MHz  
- **Dot Correction:** 64-step (6-bit) per channel  
- **Grayscale PWM Control:** 4096-step (12-bit) per channel  
- **Package:** HTSSOP-28 (PowerPAD™)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Communication Interface:** Serial (SPI-compatible)  

### **Descriptions:**  
The TLC5944PWPRG4 is designed for LED display applications, providing precise current control and PWM dimming. It features dot correction for brightness uniformity and grayscale PWM for smooth dimming.  

### **Features:**  
- **Constant-Current Sink Outputs:** Ensures consistent LED brightness.  
- **High-Speed Serial Interface:** Supports daisy-chaining for multiple devices.  
- **Thermal Shutdown Protection:** Prevents overheating.  
- **Low-Power Standby Mode:** Reduces power consumption when inactive.  
- **LED Open/Short Detection:** Enhances system reliability.  
- **PowerPAD™ Package:** Improves thermal dissipation.  

This device is commonly used in LED signage, displays, and lighting applications requiring high-resolution dimming and brightness control.

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