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A87 4 Channel Optocoupler Isolation Module High And Low Level Expansion Board For Arduino

Item No.: ME473

Description:
• Function: Use the low level to control the high level. Such as the
  use of single-chip 3V or 5V voltage control 9V or 12v voltage.
• HVCC should not exceed 24V. Output OUT1 / OUT2 /
  OUT3 / OUT4 output current equal to HVCC / 5.1K, absorption
  current 500ma.
• This module uses TLP281 chip (for Toshiba).

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