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VU Meter Circuits LM3914 LM3916 LM3915

Electronics Projects, VU Meter Circuits LM3914 LM3916 LM3915 article "audio control circuits, led projects, " tagged with

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LED VU Meter LM3914, LM3915, LM3916 LED driver dot bar display made ​​with a variety of integrated circuits vu meter circuit can use with normal 3mm LEDs 5mm LEDs as well as a bar have used modules are located in the meter has been deactivated

Sprint Layout PCB file the prepared project with a well-designed double-sided PCBs used 4 integrated LED bar display while the

Eagle PCB and schematics files prepared with a drawing program finished version of the project

VU Meter Circuits LM3914 LM3916  LM3915 lm3915 lm3916 vumetre pcb sprint layout1

VU Meter Circuits LM3914 LM3916  LM3915 lm3914 vu metre devresi eagle

VU Meter Circuits LM3914 LM3916  LM3915 lm3914 lm3915 lm3916 dot bar display driver

LM3915 LM3916 – Dot Bar Display Driver

The LM3916 is rated for operation from 0°C to +70°C. LM3916N-1 is available in an 18-lead molded DIP package.

  • Fast responding electronic VU meter
  • Drivers LEDs, LCDs, or vacuum fluorescents
  • Bar or dot display mode externally selectable by user
  • Expandable to displays of 70 dB
  • Internal voltage reference from 1.2 Volt to 12 Volt
  • Operates with single supply of 3 Volt to 25 Volt
  • Inputs operate down to ground
  • Output current programmable from 1 mA to 30 mA
  • Input withstands ±35V without damage or false outputs
  • Outputs are current regulated, open collectors
  • Directly drives TTL or CMOS
  • internal 10step divider is floating and can be referenced to wide range of voltages

LM3914 – Dot/Bar Display Driver

  • Drives LEDs, LCDs or vacuum fluorescents
  • Bar or dot display mode externally selectable by user
  • Expandable to displays of 100 steps
  • Internal voltage reference from 1.2Volt to 12Volt
  • Operates with single supply of less than 3Volt
  • Inputs operate down to ground
  • Output current programmable from 2 mA to 30 mA
  • No multiplex switching or interaction between outputs
  • Input withstands ±35V without damage or false outputs
  • LED driver outputs are current regulated, open-collectors
  • Outputs can interface with TTL or CMOS logic
  • internal 10step divider is floating and can be referenced to wide range of voltages

VU Meter Circuits pcb schematic files: vu-meter-circuits-lm3914-lm3916-lm3915.rar alternative link2

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