PDF 原檔：報告_OCP2026_光寶科_1MW電源機櫃_20261015_original.pdf
講者公開簡報（OCP 官方 Recorded Content 頁提供下載）。文字以 PyMuPDF 逐頁抽取，
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| 檔名 | 頁 | 分類 | 親眼所見內容 |
|---|---|---|---|
報告_OCP2026_光寶科_1MW電源機櫃_20261015_p2.png |
p2 | 真資料圖 | 光寶電源產品路線圖：Power shelf（33/72/110kW，2025-2026）→ HVDC Power rack 與 DC/DC shelf 90-150kW（2026-2028）→ SST 機櫃 1.2-7MW 與 800V→50/12V brick（2028-2029） |
報告_OCP2026_光寶科_1MW電源機櫃_20261015_p3.png |
p3 | 真資料圖 | OCP 21 吋 1.1MW HVDC 電源機櫃提案配置圖：DC PDU 600kW×2、220kW shelf 6 組（27.5kW PSU×8）、BBU（30kW×6）或 CBU（18kW×6）、旁邊 IT rack 內 800V→50V 1OU shelf 100-150kW |
報告_OCP2026_光寶科_1MW電源機櫃_20261015_p4.png |
p4 | 真資料圖 | 220kW power shelf 實物與效率曲線（480VAC／415VAC，對照峰值與滿載規格線），並寫明 PTT 樣品 2026 年 11 月、量產目標 2027 年 Q2 |
報告_OCP2026_光寶科_1MW電源機櫃_20261015_p6.png |
p6 | 真資料圖 | 180kW HVDC BBU shelf 規格表：30kW／60 秒、+400Vdc、90S2P Murata US21700-FX20A LFP、4OU 180kW（6×30kW）；PTT 2026 年 11 月、量產目標 2027 年 Q3 |
報告_OCP2026_光寶科_1MW電源機櫃_20261015_p8.png |
p8 | 真資料圖 | 21 吋 1OU 120kW DC/DC power shelf 實物與效率曲線：峰值超過 98.5%、滿載 98%，輸入 820-800VDC、輸出 51.5-50.0VDC |
原始內容
p1
Scale innovation for the AI era LITEON 1MW Power Rack Solutions Terry Zhang Technical Director / CIPS 13 Oct 2026
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LITEON power solutions for evolving data center power system LITEON Product Focus SST HVDC 2025 - 2026 2026 - 2028 2028 - 2029 Market timeline 800VDC 400/480Vac 400/480Vac IT Rack Busbar 50VDC 50VDC 800VDC AC PDU UPS Grid MVac 400/480Vac 1.2MW ~ 7MW (Scalability) Rack Busbar 800Vdc Grid Server Server 50V …. …. …. …. Server 800V Server 800V MVac 13.8kV / 34.5kV MVac 13.8kV / 34.5kV AC/DC Power Shelf 33KW, 72KW, 110KW Power Rack • LC Power Rack • Mt. Diablo DC/DC Shelf 90KW – 150KW Brick - 800V to 50/12V SST Cabinet DC PDU Structure A Archetype 1 50-500kW per IT rack Power shelf 3
2,500kW per computing unit SST (HVDC) 2 500-2,500kW per computing unit Power rack (HVDC) D C B B
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OCP 21” 1.1MW HVDC power rack architecture proposal IT RACK POWER RACK Total: 44OU Mix Switch RMC 600kW DC PDU– 2OUx2 Each Has 4x150kW Fuse Box with Protection Each Support 4 x 200A DC Whip 800V Connection 18KW/400V CBU x6 -4OU 6x108kW=650kW Max. 5s Backup time for EDLC 15s Backup time for LIC Type 30kw/400Vdc BBU x 6 – 4OU 60 sec backup time (@180kW) 6x 180kW BBS (1.1MW max.) AC feeding from facility • No AC PDU, Use Busway Breaker as upstream protection DC PDU 24x100A AC Cable 220kW Power Shelf @415Vac – 2OU 27.5kW, 400Vdc PSU x 8 6 x 220kW shelves per Rack (1.3MW Max, 1.1MW 5+1,660kW N+N) Power shelf BBU or CBU Shelf 800V to 50V Power Shelf -1OU 100kW-150kW per shelf Cable Connection from DC PDU to DC/DC Shelf HVDC Power shelf
p4
220kW power shelf solution Applicable for AC grid to HVDC power conversion with three phase input >98% peak efficiency and >97% full load efficiency Smooth input current ramp up with >20ms hold up time PMBUS/MODBUS for PSU and CAN for shelf communication Load level (%) Efficiency (%) Efficiency @480VAC Calculated efficiency @480VAC Efficiency @415VAC Peak spec Full load spec PTT sample ready for testing in Nov, 2026 MP Target Q2, 2027 Power shelf Efficiency vs load level
p5
108kW Capacitor bank unit (CBU) shelf - Applicable for Power Smoothing for second dynamic load - Adopt EDLC Type Cell with Low ESR and high reliability - Designed to 5s Backup time at 18kW/Module and 108kW/Shelf - Active current share and Droop control for Parallel operation - Capacitor Management System (CMS) with SCP, OCP, OVP, etc. Input current without CBU Input current with CBU PTT sample ready for testing in Aug, 2026 MP Target Q2, 2027 CBU shelf Key features
p6
180kW HVDC BBU shelf Solution DC UPS for Power Rack to support 60s@180kW per shelf. Parallel operation for redundancy to 6xBBUs for +- 400Vdc bus 10yrs Life Design with LFP Type Cell. Active current share and Droop control PMBUS/MODBUS for Model and CAN for Shelf communication Same Form Factor and Replaceable with CBU Shelf 30kW / 60sec ; 15kW / 120sec Backup Power +400Vdc Output Voltage 90S2P Murata US21700-FX20A LFP Battery Pack 400W CHG Power Features Shelf Configuration 4OU 180kW (6x30kW) Spec Communication PMBus / MODBus Safety UL1973, UN38.3, UL9540A Battery Voltage 225-310V Operate Temperature 0°C to 40°C PTT sample ready for testing in Nov, 2026 MP Target Q3, 2027 BBU Key spec
p7
HVDC DC PDU solution Key feature 600kW Per 2OU height with fuse box protection Support 4 x 200A HVDC whips, each whip support 150kW@800V DC fuse box support 150kW/each, only lost 150kW Power when maintenance DC PDU Fuse box
p8
21’’ 1OU 120kW D/D Power Shelf Power conversion from HVDC to 50V in IT Rack with only 1OU High efficiency to over 98.5%@peak and 98%@full load Support HVDC hot plug and inrush control Support polarity reverse protection Support PM_bus/MOD_bus communication Peak spec Iout (A) Efficiency (%) 120kW power shelf Key features Efficiency curve
p9
Rack management block diagram proposal Rack management controller (RMC) to communicate with each PSC modules via CANBUS Shelf/ module level control with mature PSC module, keep PMBUS communication protocol RMC to collect all rack information and single port communicate to system controller via mix switch, with Ethernet/ Redfish. Protocol could be customized. All the modules and communications have security design PSC PMBUS PMBUS RMC (Rack management controller) HMI CANBUS PSC DC PDU PSC Ethernet / Redfish PSU_1 PSU_2 PSU_3 PSU_4 PSU_5 PSU_6 PSU_7 PSU_8 CBU_1 CBU_2 CBU_3 CBU_4 CBU_5 CBU_6 Mix Switch System Controller CANBUS Ethernet / Redfish LITEON Rack Solution CBU Shelf Power Shelf Human-Machine Interface (Optional)
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Scale innovation for the AI era Thank you 13 Oct 2026 Terry Zhang, Technical Director CIPS-Sales@liteon.com https://www.liteon.com/zh-tw