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LM3915 Analog Voltage Level Sensor
A monolithic integrated circuit for driving LED, LCD, or vacuum display with 3 dB/step logarithmic analog output.
- Power Dissipation: PDIP (NFK) 1365 mW
- Supply Voltage: 25V
- Voltage on Output Drivers: 25V
- Input Signal Overvoltage: ±35V
- Divider Voltage: -100mV to V+
- Reference Load Current: 10 mA
- Storage Temperature Range: -55°C to 150°C
- Lead Temperature (Soldering, 10 sec.): 260°C
Features:
- 3 dB/step, 30 dB Range
- Bar or Dot Display Mode
- Internal Voltage Reference from 1.2V to 12V
- Input Withstands ±35V without Damage
The LM3915 IC is ideal for a wide range of applications like audio level indicators, power meters, and RF signal strength meters. It offers precise analog display with easy visibility and control.
Applying the LM3915 is simple, requiring minimal external components and providing a fast and durable LED display. LED brightness can be adjusted effortlessly with a single potentiometer.
*Images are for illustration only; actual product may vary.*