Press Releases
2026-07-02
Industrial TSN Physical-Layer Design: How VOOHU Helps You Choose the Right Ethernet Transformers, Common-Mode Chokes and Port Protection for Deterministic Networking
From the PHY and LAN transformer to common-mode chokes and port protection, VOOHU shows how to build TSN determinism on a solid physical-layer foundation, with a selection table for 1G / 2.5G / EtherCAT / PoE ports.
2026-07-01
VOOHU | Designing the Wi-Fi 7 Access Point Uplink: Multi-Gig Ethernet Backhaul and PoE Power
Wi-Fi 7 doubles the air interface but shifts the stress onto the wired uplink port. This article dissects the SI/EMC of 2.5G/5G/10GBASE-T multi-gig links and the 802.3bt PoE++ bias-power challenge, with a one-stop VOOHU selection guide covering LAN transformers, SYT integrated RJ45, PoE power transformers and common-mode chokes.
2026-06-30
VOOHU on Automotive Ethernet: Why 1000BASE-T1 Drops the LAN Transformer, and How to Choose the Common-Mode Choke
Why does Automotive Ethernet replace the LAN transformer with a common-mode choke? VOOHU explains the single-pair PHY and CISPR 25 EMC, the four CMC selection criteria for 100BASE-T1/1000BASE-T1, plus a WHAC3225B/WHLC2012A selection table and port protection.
2026-06-29
VOOHU Energy-Storage BMS Isolation Design: Selecting Daisy-Chain Communication Transformers and Isolated Power Suppliesecting Daisy-Chain Communication Transformers and Isolated Power Supplies
For 1000V/1500V high-voltage energy storage systems, this article analyzes the design pain points of BMS daisy-chain isolated comFor 1000V/1500V high-voltage energy storage systems, this article analyzes the design pain points of BMS daisy-chain isolated communication and isolated power, with a practical VOOHU selection guide using isolation, push-pull and planar transformers.munication and isolated power, with a practical VOOHU selection guide using isolation, push-pull and planar transformers.
2026-06-26
VOOHU Tech Column: Failing Ethernet Compliance? Discrete LAN-Transformer Selection, Signal Integrity and PoE Bias Design Essentials
From the physical layer, this article unpacks the root causes of Ethernet-port compliance, EMI and PoE failures — detailing OCL, return loss, CMRR and PoE center-tap bias in discrete LAN transformers, plus VOOHU full-rate (10/100–18G BASE-T) selection guidance and a selection table.
2026-07-01
VOOHU | Designing the Wi-Fi 7 Access Point Uplink: Multi-Gig Ethernet Backhaul and PoE Power
Wi-Fi 7 doubles the air interface but shifts the stress onto the wired uplink port. This article dissects the SI/EMC of 2.5G/5G/10GBASE-T multi-gig links and the 802.3bt PoE++ bias-power challenge, with a one-stop VOOHU selection guide covering LAN transformers, SYT integrated RJ45, PoE power transformers and common-mode chokes.
