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Raspberry Pi Expansion Cards

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COMING SOON: Raspberry Pi IO Card for lighting control

    

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4-9
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DESCRIPTION

SPECIFICATIONS

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DESCRIPTION

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Raspberry Pi expansion card for LED lighting:
  • Eight configurable LED Strip outputs
    • 2812B Neopixel strips or
    • SK6812 Neopixel strips or
    • Dimmable LEDs with 12A drivers
  • Four opto-isolated inputs
  • Three on-board relays
  • On-board tactile switch
  • Eight layer stackable
  • Two channel audio input with DSP signal processing
  • Configurable interrupts
  • Pluggable screw-mount terminal blocks

SPECIFICATIONS

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MICROCONTROLLER: STM32F730R8T6

  • 32 Bit Cortex CPU
  • Operating voltage: 3.3V
  • CPU frequency: 16 MHz
  • Touch sensing capability
  • Max. input voltage on any pin: 4V
  • Output Low Level Voltage on I/O pins: Max. 0.45V
  • Output High Level Voltage on I/O pins: Min. 2.6V

EIGHT OPEN DRAIN OUTPUTS:

  • Driver: SSM6K514 MOSFET N-CH 40V 12A

OPTOISOLATORS: ELD207

  • LED current limit resistor: 1 Kohm
  • Input Forward Current: Typ. 10 mA, Max 60mA
  • Input Reverse Voltage: 6V
  • Input Forward Voltage: 1.2V @ 10 mA
  • Isolation Resistance: Typ 1011 Ohms

RELAYS: SRD-05VDC-SL-C

  • Relay max current/voltage: 10A/25V
  • PCB max current/voltage: 4A/48V

POWER REQUIREMENTS:

  • 60 mA @ +5V (all relays off)
  • 300 mA @ 5V (all relays on)

RASPBERRY PI HEADER

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