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1KW SMPS help needed | diyAudio
https://www.diyaudio.com/community/threads/1kw-smps-help-needed.60523/
1) A single supply for the entire 1KW 2) Multiple supplies in parallel 3) Multiple supplies, where each powers a different amplifier or group of amplifiers Maybe some design details are needed here - the design is for a digital amplifier, probably 5.1 style. I believe the amps will use around 30-35 volts each.
My 1KW Commercial SMPS | diysmps
https://www.diysmps.com/forums/index.php?threads/my-1kw-commercial-smps.377/
Here I present my 1000W SMPS for audio amplifiers, this SMPS was carefully designed to outperform any SMPS in the market compared to its size and power capabilities. Input voltage 110 or 240 / selectable Possible Output voltages:-+- 53, +-64, +-78, +-93, +-104. (Unregulated) AUX1: +-15VDC (Regulated) AUX2: +-24VDC (Unregulated) AUX3: …
Isues with 1kw SMPS at 125khz | diyAudio
https://www.diyaudio.com/community/threads/isues-with-1kw-smps-at-125khz.149089/
Since a few days i came with an idea of using SG3525 and IR2110 as driver and some IRFP460 in half-bridge mode and using an ETD59 3F3 ferrite core rated at about 400-500khz. Anyway, my operating frequency is somewhere at 127khz using an 5600 ohm value for SG`s RT and 1nf for CT, resulting...
EVLSTNRG-1KW - 1 kW SMPS digitally controlled multi …
https://www.st.com/en/evaluation-tools/evlstnrg-1kw.html
Description. The EVLSTRNG-1KW evaluation board is intended for evaluating the STNRG388A digital controller in offline power conversion applications such as EV battery chargers, UPS and industrial power supplies. The architecture is based on a multiphase interleaved DC/DC converter using the half bridge SAB (“Single Active Bridge”) topology supporting more than 1000 W of …
1-kW, Compact, 97.5% Efficiency, Digital PFC for …
https://www.ti.com/lit/ug/tidubk8b/tidubk8b.pdf
12 V (Isolated) 185-V to 265-V AC UCD3138A Digital Controller Current Shunt EMI Filter Bridge Rectifier 390-V DC UCC27517A Gate Drive OPA2376 Amplifier
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