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# RaToPUS, radiation tolerant AC-DC power supply
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## Project description
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Radiation-tolerant AC/DC power supply unit (PSU). In: 230VAC, 50Hz, Out: +12V, 8.33A (100W) and +5V, 2A (10W). Possibility for redundancy. The design is CompactPCI compatible. Part of DIOT project.
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**Below is only a template.
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Please update using the [recommended setup and usage guide](https://www.ohwr.org/project/ohr-support/wikis/Administrator-guide#recommended-setup-usage)**
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![](/uploads/23a127884e2820d707e58c6119cde69d/spec_v1.1_top.JPG)
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*SPEC 1.1 first prototype**
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## Main Features
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- 4-lane PCIe (Gennum GN4124) *obsolete component, not available
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anymore*
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- 1x Xilinx Spartan6 FPGA (XC6SLX45T-3FGG484C) (PCI Device ID: 0x18D)
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- special versions with XC6SLX100T and XC6SLX150T available
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- FMC slot with low pin count (LPC) connector
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- Vadj fixed to 2.5V
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- FMC connectivity: all 34 differential pairs connected, 1 GTP
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transceiver with clock, 2 clock pairs, JTAG, I2C
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- No dedicated clock signals from Carrier to FMC (only available
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on HPC pins)
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- Stand-alone features
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- External 12V power supply connector
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- mini USB connector
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- 4 LEDs
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- 2 buttons
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- Power consumption: 5-12 Watt, depending on application
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- Optimised for cost
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- 6-layer PCB
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- Optional cooling [fan](Fan-Design) for the mezzanine.
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-----
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## Project information
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- Official production documentation: [EDMS EDA-02189](http://edms.cern.ch/nav/eda-02189)
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- [Users](Users)
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- [Software](Software)
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- [Fan design](Fan-Design)
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- [Frequently Asked Questions](FAQ)
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-----
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## Releases
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- Hardware
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- [SPEC V4-0](https://edms.cern.ch/nav/EDA-02189-V4-0)
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- [SPEC V4-1: same V4-0 base board with additional board
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supporting a fan](https://edms.cern.ch/nav/EDA-02189-V4-1)
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- Only needed in badly ventilated PCs using highly dissipating
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cards such as the [FMC
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DEL 1ns 4cha](https://www.ohwr.org/project/fmc-delay-1ns-8cha/wiki)
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-----
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## Contacts
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### Commercial producers
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- [SPEC](http://creotech.pl/en/produkt/en-simple-pcie-fmc-carrier-spec/)
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[Creotech](http://www.creotech.pl), Poland
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### General questions about project
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- [Erik van der Bij](mailto:Erik.van.der.Bij@cern.ch) - CERN
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-----
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## Status
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| Date | Event |
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| --------- | ------ |
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| 10-01-2018| Start working on project. Collecting main specifications.|
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| 12-01-2018| Main specifications collected. |
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-----
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Erik van der Bij - 19 December 2018 |
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\ No newline at end of file |