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power_supplies [2016/06/14 16:17] psykhazepower_supplies [2016/06/29 00:05] (current) – [9V Option] psykhaze
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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.1465921048.txt.gz · Last modified: 2016/06/14 16:17 by psykhaze