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BlueWave Studio

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BWS CAR PS V1 is an advanced power supply module for single-board computers, with the main focus on the usage in custom car head unit projects. The module provides additional function in order to detect car ignition status and drive accordingly output pin.







Function overview:
  • Plug & Play
  • Car ignition indicator
  • Compatible with all 5V powered single-board computers
  • Easy to use connectors


Technical specification

  • Input voltage: 12V DC
  • Output voltage: 5V DC
  • Max output current: 2.5A 



Name Description
BAT+ +12V input
BAT- Ground
IGN +12V ignition input



Name Description
+5V +5V 2.5A power output
 GND Ground
 STBY Controlled via externall pull-up resistor (min. 1.8kohm). Active by LOW state
USB-A female socket 5V 2.5A power output


Ignition indicator states

IGN Pin STBY Pin Description
+12V 0V Ignition is on
0V VCC Ignition is off



Width 65mm
Length 30mm
Height 10mm
Weight 15g


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