Osborne 1 Power Supply
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- For more information, see this article's corresponding Wikipedia page: Device.
| This device is in the WorkNeeded:OriginalParts category because it was flagged as missing information on the original parts. It may have replacement parts listed but those cannot be assumed to be identical to the originals. If you have a list of the original parts, please feel free to add them by copying the relevant table from EditorsToolbox:Tables | 
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| This device is in the WorkNeeded:General category because it was flagged as missing general information about the device. The information may be incomplete, using default text, or inaccurate and should be verified with external sources if possible. If you can add or correct information on this page, please feel free to edit it and do so. | 
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Osborne 1 Power Supply
| Preliminary Information | |
|---|---|
| Release Year | 1981 |
| Leak Risk | Medium |
| Batteries | None |
| Mounting Technology | Through Hole |
| Capacitor Types | Aluminum Electrolytic, Ceramic |
| Destructive Entry | No |
The only electrolytic capacitors in the Osborne seem to be in the power supply.
Known Issues
C18 & C19 might be the first to fail. They've been replaced on one of the two I have for reference.
Disassembly Notes
Warning: It's high voltage, unplug it.
Original Parts
AA12100
(C) 1980 Astec Components LTD
04202016708
| RefDes | Qty | Capacitance | Voltage | Mount | Diameter/Size | Height | Lead Spacing | Temp | Type | Brand | Series |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C1,C11 | 2 | 0.1 uF | 250V | Through Hole | 18mm | 10mm | 15mm | Rifa | X | ||
| C2 | 1 | 0.1 uF | 250V | Through Hole | 23mm | 14mm | 20mm | Rifa | X | ||
| C6,C7 | 2 | 100 uF | 250V | Through Hole | 18mm | 40mm | 8mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W |
| C8 | 1 | 220 uF | Through Hole | 10mm | 17mm | 5mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W | |
| C15, C16, C17 | 3 | 1000 uF | 25V | Through Hole | 16mm | 35mm | 8mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W |
| C18,C19 | 2 | 330 µF | 16V | Through Hole | 13mm | 26mm | 5mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W |
| C20 | 1 | 470 uF | 25V | Through Hole | 16mm | 26mm | 8mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W |
| C21 | 1 | 2200 uF | 16V | Through Hole | 16mm | 26mm | 8mm | 85 °C | Aluminum Electrolytic | Nippon Chemi-Con | SM / CE04W |
Replacement Parts
AA12100
| RefDes | Qty | Compatible Part Number | Order Links |
|---|---|---|---|
| C1, C11 | 2 | 890324025017 | DigiKey Mouser |
| C2 | 1 | PME271M610KR30 | DigiKey Mouser |
| C6, C7 | 2 | UVK2E101MHD | DigiKey Mouser |
| C8 | 1 | ||
| C15, C16, C17 | 3 | 860020475018 | DigiKey Mouser |
| C18, C19 | 2 | 860010374011 | DigiKey Mouser |
| C20 | 1 | 860020474014 | DigiKey Mouser |
| C21 | 1 | 16PK2200MEFC10X20 | DigiKey Mouser |
If parts are not available or different selection is preferred, you can use the values in the Original Parts section to perform a parametric search