Differences

This shows you the differences between two versions of the page.

--- power_supplies [2016/06/10 13:44] – [+5V DC / +9V DC / +12V DC] psykhaze
+++ power_supplies [2016/06/29 00:05] (current) – [9V Option] psykhaze
@@ Line 1: / Line 1: @@
-======= Power Supplies =======
+====== Power Supplies ======
 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 =====
-//**GFX On Correction**//
+{{ :neonking:dcunipolar-5v-9v-12v.jpg?direct |}}
-.
+==== 5V Parts List ====
+^ 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          |
+==== 9V Option ====
+Replace:
+  * U1 > **LM7809**
+  * TR out> 12VDC
+  * R1 > **390ohms**
+==== 12V Option ====
+Replace:
+  * U1 > **LM7812**
+  * TR out> 12VDC
+  * R1 > **510ohms**
 ===== -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 =====
+{{ ::neonking:dcbipolar.jpg?direct |}}
-.
+==== Parts List ====
-===== -12V/+12V DC / -15V/+15V DC =====
+^ 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          |
-**// Gfx on correction //**
+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]]