Delay On Timer Using BC547 Transistor & Relay

DELAY ON TIMER USING BC547 TRANSITOR (1)

Power-ON Delay Switch which can be used in all applications requiring a delay during power-on from 10 seconds onwards.

SCH

  • Supply input 5 VDC
  • Relay output SPDT relay
  • Relay specification 5 A @ 250 VAC
  • Preset adjustable range function
  • Power-On LED indicator
  • Screw terminal connector for easy relay output connection
  • Four mounting holes of 3.2 mm each
  • PCB dimensions 44 mm x 42 mm
DELAY ON TIMER USING BC547 TRANSITOR (2)

DELAY ON TIMER USING BC547 TRANSISTOR SCHEMATIC PCB LAYOUT & BOM

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