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LM3915N

Dot/Bar Display Driver

Partnumber Manufacturer Quantity Availability
LM3915N 15 In Stock

Description and Introduction

Dot/Bar Display Driver The LM3915N is a monolithic integrated circuit from Texas Instruments that functions as a linear LED driver.  

### **Key Specifications:**  
- **Type:** LED Driver (Linear)  
- **Display Type:** Bar Graph/Dot Mode  
- **Voltage Range:** 3V to 25V  
- **Current per Output:** 10mA to 30mA (adjustable)  
- **Number of Outputs:** 10  
- **Reference Voltage:** Adjustable (1.2V to 12V)  
- **Package:** 18-Pin PDIP (Plastic Dual In-Line Package)  
- **Operating Temperature:** 0°C to +70°C  

### **Descriptions:**  
The LM3915N is designed to drive 10 LEDs in a linear scale, making it suitable for applications like VU meters, battery level indicators, and other analog display systems. It includes an adjustable internal voltage reference and can operate in either bar graph or dot mode.  

### **Features:**  
- **Linear Scale:** Provides accurate logarithmic response for audio applications.  
- **Mode Selectable:** Switch between bar graph or dot display mode.  
- **Low Power Consumption:** Operates efficiently with minimal power draw.  
- **Wide Supply Voltage Range:** Supports 3V to 25V operation.  
- **Internal Voltage Reference:** Adjustable for different brightness levels.  
- **Direct LED Drive:** Eliminates the need for external resistors on each LED.  

This information is based solely on the manufacturer's datasheet.

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