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power_supplies [2016/06/08 14:53]
psykhaze [Power Supplies]
power_supplies [2016/06/29 00:04]
psykhaze [12V Option]
Line 1: Line 1:
-======= 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 =====
  
-{{ ::​neonking:​dcunipolar-5v-9v-12v.jpg?​direct&​600 ​|}}+{{ :​neonking:​dcunipolar-5v-9v-12v.jpg?​direct |}}
  
-.+==== 5V Parts List ====
  
-===== -12V/+12V DC =====+^ Description ​ ^ Type    ^ Qty ^ Designation ^ 
 +|LM7805 ​       |VR       | 1   | U1          | 
 +|1N4007 ​       |Diode ​   | 4   | D1,D2,D3,D4 | 
 +|220           ​|Resistor | 1   | R1          | 
 +|22µF/25V      |Capa Elec| 1   | C2          | 
 +|2200µF/​40V ​   |Capa Elec| 1   | C1          | 
 +|9VDC 15VA     ​|Transfo ​ | 1   | TR          |
  
-[[http://​www.midibox.org/​dokuwiki/​doku.php?​id=bipolar_12v_psu| Bipolar 12V PSU]]+==== 9V Option ====
  
-.+Replace:  
 +  * U1 > LM7809 
 +  * TR out> 12VDC 
 +  * R1 > 390ohms 
 + 
 +==== 12V Option ==== 
 + 
 +Replace:  
 +  * U1 > **LM7812** 
 +  * TR out> 12VDC 
 +  * R1 > **510ohms** 
 + 
 +===== -12V/+12V DC ===== 
 + 
 +A designed has been purposed [[http://​www.midibox.org/​dokuwiki/​doku.php?​id=bipolar_12v_psu|There]]
  
 ===== -15V/+15V DC ===== ===== -15V/+15V DC =====
  
-{{ ::​neonking:​dcbipolar.jpg?​direct&​800 ​|}}+{{ ::​neonking:​dcbipolar.jpg?​direct |}} 
 + 
 +==== Parts List ==== 
 + 
 +^ Description ​ ^ Type    ^ Qty ^ Designation ^ 
 +|LM317T ​       |VR       | 1   | U1          | 
 +|LM337T ​       |VR       | 1   | U2          | 
 +|BDX54 ​        ​|PNP ​     | 1   | Q1          | 
 +|BDX53 ​        ​|NPN ​     | 1   | Q2          | 
 +|10A04 ​        ​|Diode ​   | 4   | D1,D2,D3,D4 | 
 +|10            |Resistor | 2   | R1,R5       | 
 +|120           ​|Resistor | 2   | R2,R6       | 
 +|820           ​|Resistor | 2   | R4,R8       | 
 +|1320(1,​1k+220)|Resistor | 2   | R3,R7       | 
 +|1µF/​25V ​      |Capa Elec| 2   | C2,C5       | 
 +|22µF/​25V ​     |Capa Elec| 2   | C3,C6       | 
 +|10000µF/​40V ​  |Capa Elec| 2   | C1,C4       | 
 +|S05K400 ​      ​|Varistor | 1   | VR          | 
 +|15VDCx2 90VA  |Transfo ​ | 1   | TR          | 
 + 
 +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.txt · Last modified: 2016/06/29 00:05 by psykhaze