This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision Last revision Both sides next revision | ||
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]] |