Description
The KA2284 is a compact, highly integrated 5 dot LED level indicator IC perfect for building VU meters, signal level meters, or battery indicators in both AC and DC applications.
With a built in rectifying amplifier, this chip simplifies circuit design by minimizing external components and eliminating the need for additional diodes or transistors.
Ideal for use in audio equipment, battery powered devices, or visual signal monitoring projects.
- Integrated high-gain rectifying amplifier (Gv = 26dB)
- Drives 5-dot bar LED level displays
- Constant current output (15mA per channel)
- Wide operating voltage: 3.5V – 16V
- Minimal external components required
- Low noise emission when LEDs turn on
- Suitable for AC and DC level detection
- Logarithmic scale output for accurate level indication
- Package: DIP-9 for through-hole mounting
Specifications:
- Operating Voltage: 3.5V to 16V
- Output Current per Channel: 15mA (typical)
- Gain: 26dB
- Package Type: DIP-9 (through-hole)
- Application Type: VU meter, audio level display, battery level indicator
What’s Included:
- 2 x KA2284 Level Indicator ICs (DIP-9 Package)
Great For:
- Audio VU Meters
- Signal Level Indicators
- Battery Level Displays
- DIY Audio Projects
- Educational Electronics
- Visual EQ / Spectrum Displays
Usage Tips:
- Connect directly to LEDs with minimal external circuitry
- Use with standard bar graph LED arrays or individual LEDs
- Works well with both AC audio and DC voltage level inputs
