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TLC5943RHBT from BB/TI

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TLC5943RHBT

Manufacturer: BB/TI

16-bit ES-PWM with 7-bit Device Level Brightness Control 32-VQFN -40 to 85

Partnumber Manufacturer Quantity Availability
TLC5943RHBT BB/TI 38 In Stock

Description and Introduction

16-bit ES-PWM with 7-bit Device Level Brightness Control 32-VQFN -40 to 85 The TLC5943RHBT is a 16-channel, constant-current sink LED driver manufactured by Texas Instruments (TI). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Channels:** 16  
- **Output Current:** 5–120 mA per channel (adjustable via external resistor)  
- **Supply Voltage (VCC):** 3.0–5.5 V  
- **Logic Voltage (VIO):** 1.8–5.5 V  
- **Dot Correction (DC):** 64-step (6-bit) adjustable brightness per channel  
- **PWM Grayscale Control:** 4096-step (12-bit) per channel  
- **Data Transfer Rate:** Up to 30 MHz  
- **Package:** 32-pin QFN (RHB)  
- **Operating Temperature:** -40°C to +85°C  

### **Descriptions:**
- Designed for LED display and lighting applications.  
- Supports daisy-chaining for multiple devices.  
- Includes thermal shutdown and open-circuit detection.  

### **Features:**
- **Constant-Current Output:** Ensures uniform LED brightness.  
- **Dot Correction:** Compensates for LED brightness variations.  
- **High Grayscale Resolution:** 12-bit PWM for smooth dimming.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Error Detection:** Open-LED detection and thermal shutdown.  
- **Serial Interface:** Compatible with SPI for easy control.  

This device is commonly used in LED displays, signage, and backlighting applications.

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