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power_supplies [2016/06/14 16:17]
psykhaze [9V Option]
power_supplies [2016/06/29 00:05] (current)
psykhaze [9V Option]
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-======= Power Supplies ​=======+====== Power Supplies ======
  
 Find Here some schematics for DIY Power Supplies. It could help to power your midibox ! Find Here some schematics for DIY Power Supplies. It could help to power your midibox !
  
-**/!Be Aware of high voltages! - Stay Safe ! /!\** +<​wrap>​** :!Be Aware of high voltages! - Stay Safe ! :!**</​wrap>​
  
 ===== +5V DC / +9V DC / +12V DC ===== ===== +5V DC / +9V DC / +12V DC =====
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 ==== 5V Parts List ==== ==== 5V Parts List ====
  
-Value        ​^ Type    ^ Qty ^ Designation ^+Description  ​^ Type    ^ Qty ^ Designation ^
 |LM7805 ​       |VR       | 1   | U1          | |LM7805 ​       |VR       | 1   | U1          |
 |1N4007 ​       |Diode ​   | 4   | D1,D2,D3,D4 | |1N4007 ​       |Diode ​   | 4   | D1,D2,D3,D4 |
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 |22µF/​25V ​     |Capa Elec| 1   | C2          | |22µF/​25V ​     |Capa Elec| 1   | C2          |
 |2200µF/​40V ​   |Capa Elec| 1   | C1          | |2200µF/​40V ​   |Capa Elec| 1   | C1          |
-|S05K400 ​      ​|Varistor | 1   | VR          | 
 |9VDC 15VA     ​|Transfo ​ | 1   | TR          | |9VDC 15VA     ​|Transfo ​ | 1   | TR          |
  
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 Replace: ​ Replace: ​
-  * U1 by LM7809+  * U1 > **LM7809**
   * TR out> 12VDC   * TR out> 12VDC
-  * R1 > 390ohms+  * R1 > **390ohms**
  
 ==== 12V Option ==== ==== 12V Option ====
  
 Replace: ​ Replace: ​
-U1 by LM7812 +  * U1 > **LM7812** 
-TR out> 12VDC +  ​* ​TR out> 12VDC 
-R1 > 510ohms+  ​* ​R1 > **510ohms**
  
 ===== -12V/+12V DC ===== ===== -12V/+12V DC =====
  
-[[http://​www.midibox.org/​dokuwiki/​doku.php?​id=bipolar_12v_psu| ​Bipolar 12V PSU]] +A designed has been purposed ​[[http://​www.midibox.org/​dokuwiki/​doku.php?​id=bipolar_12v_psu|There]]
- +
-.+
  
 ===== -15V/+15V DC ===== ===== -15V/+15V DC =====
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 ==== Parts List ==== ==== Parts List ====
  
-Value        ​^ Type    ^ Qty ^ Designation ^+Description  ​^ Type    ^ Qty ^ Designation ^
 |LM317T ​       |VR       | 1   | U1          | |LM317T ​       |VR       | 1   | U1          |
 |LM337T ​       |VR       | 1   | U2          | |LM337T ​       |VR       | 1   | U2          |
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 For Fine Voltage Tuning replace R3/R7 by a 2K Multi turns Trimpot. For Fine Voltage Tuning replace R3/R7 by a 2K Multi turns Trimpot.
 +
 +===== Forum Threads =====
 +
 +  * [[http://​midibox.org/​forums/​topic/​19108-simple-and-compact-512-12-psu-for-seqv4/​|Compact PSU by Altitude]]
power_supplies.1465921060.txt.gz · Last modified: 2016/06/14 16:17 by psykhaze