Description
A single LM3914 LED display driver IC in DIP18 through-hole format, ideal for visualising analog signals as a linear bar or dot display perfect for VU meters, battery level indicators, and more.
This versatile IC can drive up to 10 LEDs based on analog voltage input and includes an internal voltage reference and regulated current outputs, simplifying your display circuitry.
- Product: LM3914 Dot/Bar Display Driver IC – DIP18 Package
- Type: Analog LED Display Driver – Dot/Bar Selectable
- Quantity: 1 x LM3914 IC
- Drives up to 10 LEDs, LCDs or vacuum fluorescent displays
- Selectable dot or bar mode via a single control pin
- Regulated LED current – no external resistors required
- Built-in voltage reference: 1.2V to 12V
- Operates from a single power supply – as low as 3V
- Expandable for up to 100-segment displays
What’s Included:
- 1 x LM3914 Dot / Bar Display Driver IC (DIP18 Through Hole)
Great For:
- Audio spectrum VU meters and level indicators
- Battery voltage status or charge-level displays
- Test equipment and power monitoring
- Visual analog feedback in electronics projects
- DIY electronics, Arduino and Raspberry Pi builds
Usage Tips:
- Use dot mode to reduce power usage (one LED on at a time)
- Use bar mode for full visual effect (multiple LEDs lit)
- Easily chain multiple LM3914s for larger displays
- Works well with standard 5V and 12V systems
