Active PFC + DC-DC
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100% Chroma ATE Tested

F29 Active PFC DC-DC Dual-PCB

F29 (350W–850W)
Active PFC + DC-DC · Dual-Layer PCBIntel ATX 3.1 & PCIe 5.1SendustCore™ Active PFCOEM / ODM Available

Versatile 350W–850W desktop power platform integrating Active PFC and dedicated DC-DC step-down modules on double-sided PCB, offering independent voltage regulation and up to 85% efficiency.

Product Specifications

Full breakdown (12 specs) ↓
Rated output
350 W – 850 W
Efficiency tier
Up to 85% typical (Bronze tier performance)
Topology
Active PFC + Forward + DC-DC Modules
Standard
Intel ATX 12V 2.52 / PCIe Ready
AC input range
90 – 264 V (Full Range universal input)
Dynamic response
≤50 µs transient recovery time
Power factor
>0.98 (SendustCore PFC choke)
Ripple & noise
+5V/+3.3V <50mV, +12V <120mV
Cooling fan
120 mm smart temperature-controlled fan
Modularity
Direct-wire flat black ribbon cables
Protection suite
Brown-out, OVP, UVP, OCP, OPP, SCP, ESD, Surge, EMC
MTBF
>100,000 hours

Platform overview

Designed around the brief.

Built to rigorous industrial standards with verified thermal dynamics, precision topology control, and high-efficiency power delivery engineered for heavy compute demands.

Efficiency

≥90%

80 PLUS Gold certified

Transient

≤50 µs

Fast recovery response

Protection

9-Fold

Hardware safety suite

Reliability

>100k h

MTBF industrial rating

OEM / ODMTailored Program Support

Custom wattage bins (550W–1050W), bespoke cable harness lengths, custom fan curves, and private label chassis grilles available for enterprise orders.

Inquire for custom platform specs

Synchronous DC-DC conversion ensuring independent +12V, +5V, and +3.3V regulation under unbalanced loads

Configuration and availability require confirmation for the final product program.

High power factor (>0.98) powered by Active PFC SendustCore inductor technology

Configuration and availability require confirmation for the final product program.

Double-sided PCB construction eliminating trace warping and optimizing thermal distribution

Configuration and availability require confirmation for the final product program.

Ultra-wide 90–264V AC input operational threshold for reliable cold startup in remote regions

Configuration and availability require confirmation for the final product program.

50µs high-speed current transient response adapting instantly to CPU dynamic load shifts

Configuration and availability require confirmation for the final product program.

Zero minimum load (0A) output capability compatible with latest processor power states

Configuration and availability require confirmation for the final product program.

Equipped with comprehensive 9-fold hardware circuit protection suite

Configuration and availability require confirmation for the final product program.

Flat ribbon cabling engineered for clean rear routing and reduced internal case turbulence

Configuration and availability require confirmation for the final product program.

Architecture & Hardware Showcase

Precision engineering, inside and out.

Direct view into component selection, structural PCB layout, and thermal topology.

F29 Active PFC DC-DC Dual-PCB Primary View
Engineering view 01

Chassis & Enclosure

Durable matte black / industrial enclosure designed for optimal ventilation and component protection.

F29 Active PFC DC-DC Dual-PCB Detail View 1
Engineering view 02

Internal Architecture & Layout 1

Internal component layout showcasing filtration stage, transformer section, and precision manufacturing.

F29 Active PFC DC-DC Dual-PCB Detail View 2
Engineering view 03

Internal Architecture & Layout 2

Internal component layout showcasing filtration stage, transformer section, and precision manufacturing.

F29 Active PFC DC-DC Dual-PCB Detail View 3
Engineering view 04

Internal Architecture & Layout 3

Internal component layout showcasing filtration stage, transformer section, and precision manufacturing.

Structured data

Specifications

The F29 platform improves cross-load voltage regulation by integrating dedicated DC-DC conversion for the +5V and +3.3V rails alongside Active PFC and forward switching. Its dual-layer PCB ensures reinforced solder joints and lower trace resistance, making it an ideal choice for system integrators requiring rock-solid voltage stability.

F29 Active PFC DC-DC Dual-PCB Engineering Datasheet

PDF · Mechanical dimensions & pinouts

Manufacturing & Test Standards

  • Chroma 8000 automated test validation
  • 100% Hi-Pot & thermal burn-in tested
  • Intel ATX 3.1 & PCIe 5.1 native certification
  • Taiwan / Japanese 105°C primary capacitor tier

Need custom voltage tolerances, custom cable harnesses or compliance records? Contact our power engineering team →

Rated output
350 W – 850 W
Efficiency tier
Up to 85% typical (Bronze tier performance)
Topology
Active PFC + Forward + DC-DC Modules
Standard
Intel ATX 12V 2.52 / PCIe Ready
AC input range
90 – 264 V (Full Range universal input)
Dynamic response
≤50 µs transient recovery time
Power factor
>0.98 (SendustCore PFC choke)
Ripple & noise
+5V/+3.3V <50mV, +12V <120mV
Cooling fan
120 mm smart temperature-controlled fan
Modularity
Direct-wire flat black ribbon cables
Protection suite
Brown-out, OVP, UVP, OCP, OPP, SCP, ESD, Surge, EMC
MTBF
>100,000 hours

PC Power Supply Engineering

PC Power Supply OEM/ODM & Technical Support

Direct technical & commercial access for desktop, gaming rig, and workstation power supplies. Discuss wattage sizing (550W–1050W), ATX 3.1 & 12V-2x6 GPU delivery, modular cabling, and PC chassis compatibility with our engineering team.

ATX 3.1 & 12V-2x6 FAE SLA

Direct FAE evaluation for GPU transient spikes (200% excursion), 12V-2x6 cable clearance, and motherboard 24-pin compatibility within 24 hours.

PC Bench-Test Samples

Golden engineering units shipped in 3–5 days to validate PC chassis mounting, FDB fan acoustic profiles, and GPU power delivery under real loads.

Custom Cables & PSU Housing

Custom embossed/braided modular cables, customized casing finishes (Black/White), branded fan grilles, and bilateral NDA protection.

Chroma 8000 & 80 PLUS Logs

Complete ATE automated test reports (ripple <30mV, voltage regulation <±1.5%), cross-load efficiency curves, thermal imaging, and 3D CAD STEP files.

PC Power Supply Project Roadmap

  1. 1
    Platform & Wattage Selection: Choose standard wattage (550W–1050W), modular format (Full/Semi/Direct), or custom embossed cable lengths.
  2. 2
    Chassis & GPU Compatibility Review (<24h): Our FAEs verify 140mm chassis depth fitment, 12V-2x6 thermal safety, and thermal airflow curves.
  3. 3
    EVT Prototype & Bench Test: Receive working samples for system smoke test & motherboard validation, followed by mass production.
Need urgent desktop PC or server PSU engineering support?Fast Track

For urgent PC system integration, gaming rig bids, or high-volume PSU orders, contact our power supply engineering team via larry@encon.ltd for immediate assistance.

Fast Inquiry

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