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LM3914 10-Channel LED Driver IC for Arduino & ESP32 Projects
SKU: BBZ-EINT039• Available on Backorder
₹79₹89-11% OFF
Key Highlights
- ✓Drives LEDs, LCDs, or vacuum fluorescent displays
- ✓ Internal adjustable voltage reference ranging from 1.2V to 12V
- ✓ Operates with a single supply voltage of less than 3V
- ✓ Output current programmable from 2 mA to 30 mA
- ✓ No multiplex switching or interaction between outputs
- ✓ Inputs withstand ±35V without damage or false outputs
- ✓ LED driver outputs are current-regulated open-collector types
- ✓ Outputs compatible with TTL or CMOS logic levels
- ✓ Internal 10-step voltage divider is floating and can be referenced to a wide range of voltages
- ✓ Low shutdown current extends battery life in portable applications
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Part Number
LM3914
Number of Channels
10
Input Voltage Range (Vin)
3V min to 15V max
Output Voltage Range (Vout)
1.2V min to 1.34V max
LED Current per Channel
10 mA typical (programmable 2–30 mA)
Number of LEDs
10
Shutdown Current (Typ)
2.4 μA
Type
Dot/Bar Display Driver
Key Features
Internal voltage reference, programmable output current
Package
DIP
Number of Pins
18. Applications
LED bar-graph displays
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Analog volt
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