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???
08/04/09 13:49
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 		 #168140 - RE: a simple "kick and hold" circuit
Responding to: ???'s previous message
Erik Malund said:
a simple "kick and hold" circuit:

Save This Code
V+--- resistor ---*---coil--- transistor --- gnd
                  |
                __|__
                _____
                  |
                 gnd

Shouldn't the capacitor be in parallel with the resistor?


List of 44 messages in thread
TopicAuthorDate
Mechnical Relay or Triac            01/01/70 00:00      
   Relays Or Triacs            01/01/70 00:00      
      Isolation            01/01/70 00:00      
      Relay or Triac            01/01/70 00:00      
         Pull-in vs hold current?            01/01/70 00:00      
         Relays Suggestions            01/01/70 00:00      
      Agree            01/01/70 00:00      
         optotriac            01/01/70 00:00      
            Relay Vs Triac            01/01/70 00:00      
               multimeter is reading 'hold' current?            01/01/70 00:00      
               a simple "kick and hold" circuit            01/01/70 00:00      
                  RE: a simple "kick and hold" circuit            01/01/70 00:00      
                     Thanks            01/01/70 00:00      
                     no            01/01/70 00:00      
                        I see!            01/01/70 00:00      
                     You are absolutely right...            01/01/70 00:00      
                  What are the values of R and C ?            01/01/70 00:00      
                     To be calculated!            01/01/70 00:00      
                     About...            01/01/70 00:00      
               Here are some calculations ..might be helpful            01/01/70 00:00      
                  RE: some calculations            01/01/70 00:00      
                     To Andy            01/01/70 00:00      
                        current measurement            01/01/70 00:00      
                           Schematic            01/01/70 00:00      
                              Re-Drawn Schematic            01/01/70 00:00      
                                 ASCII Art            01/01/70 00:00      
                     Relay supply            01/01/70 00:00      
                  To Kiran            01/01/70 00:00      
               latching relay            01/01/70 00:00      
                  Latching relays are cost effective            01/01/70 00:00      
                     One thing to consider            01/01/70 00:00      
                        latching relay : status updated on bootup            01/01/70 00:00      
                           Ay be a mix will be fine            01/01/70 00:00      
                           I just found a relay which needs lot lesser current            01/01/70 00:00      
                           That's too late!            01/01/70 00:00      
                              My Circuit            01/01/70 00:00      
                                 But didn't you mention...            01/01/70 00:00      
                                    hot... depends            01/01/70 00:00      
                                       Agreed!            01/01/70 00:00      
                                          Thanks ALL.            01/01/70 00:00      
                                       Low voltage drop            01/01/70 00:00      
                                          Good luck!            01/01/70 00:00      
                              random phase?            01/01/70 00:00      
                                 The same what the manufacturer meant...            01/01/70 00:00      

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