HN16012CG LAN Magnetics 10/100 Base-T SMT Ethernet Transformer
HN16012CG is a compact 10/100 Base-T single port LAN transformer designed for IEEE 802.3 Ethernet-compatible applications. With a miniature surface-mount package, it is well suited for space-constrained network hardware that requires stable signal transmission, strong isolation, and reliable magnetic performance at 10/100 Mbps.
Key Features of HN16012CG 10/100 Base-T Single Port LAN Transformer
- IEEE 802.3 Compliant: Fully compatible with 10/100 Base-TX Ethernet standards for seamless network integration.
- Miniature SMD Footprint: Surface-mountable design optimizes PCB real estate and supports automated pick-and-place assembly.
- Robust Isolation: High-pot isolation of 1500Vrms protects sensitive downstream circuitry from voltage surges.
- Optimized Signal Integrity: Low insertion loss and high return loss ensure stable data transmission across 1–100 MHz frequencies.
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Reliable Signal Integrity: With strong return loss and low crosstalk characteristics, the HN16012CG helps support cleaner Ethernet signal transmission across the 10/100 Base-TX link.
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Compact Surface-Mount Design: Its miniature SMT package is ideal for modern PCB layouts where board space is limited and assembly efficiency is important.
- Electrical Isolation: The 1500 Vrms isolation rating helps protect the system by separating the primary and secondary circuits, which is essential in Ethernet magnetics design.
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Stable Magnetics for 10/100 Mbps: The 350 μH primary OCL and 1CT:1CT turn ratio support proper Ethernet interface performance in standard fast Ethernet applications.
Electrical Specifications @ 25°C
| Parameter | Specification |
|---|---|
| Part Number | HN16012CG |
| Insertion Loss (1–100 MHz) | -1.1 dB Max |
| Return Loss @ 0.5–30 MHz | -18 dB Min |
| Return Loss @ 40 MHz | -15 dB Min |
| Return Loss @ 60 MHz | -13 dB Min |
| Return Loss @ 80 MHz | -11 dB Min |
| Crosstalk (0.1–100 MHz) | -35 dB Min |
| DCMR (0.1–100 MHz) | -30 dB Min |
| Common Mode Winding Capacitance (Tx & Rx) | 15 pF Typ |
| Primary Resistance | 0.9 Ω Max |
| Turn Ratio (Tx/Rx, ±5%) | 1CT:1CT / 1CT:1CT |
| Rise Time & Fall Time | 5.0 ns Max |
| Isolation Hi-Pot (Pri/Sec) | 1500 Vrms |
| Primary OCL (Tx & Rx) | 350 μH Min @ Idc = 8 mA |
HN16012CG LAN Magnetics Schematic Drawing
Applications of HN16012CG SMT Ethernet Transformer
The HN16012CG LAN transformer is tailored for a wide array of commercial and industrial networking applications, including:
- Networking Hardware: Switches, Hubs, Routers, and Gateways.
- Computing: Network Interface Cards (NICs) and Motherboards (LOM).
- Industrial IoT: Smart automation controllers, IP cameras, and embedded systems.
- Consumer Electronics: Set-top boxes, smart TVs, and game consoles requiring stable wired Ethernet connectivity.
FAQs About HN16012CG LAN Transformer
1. What is the HN16012CG used for?
HN16012CG is a 10/100 Base-T single port LAN transformer used in Ethernet interface circuits to provide signal coupling and electrical isolation.
2. Is the HN16012CG compatible with IEEE 802.3 Ethernet?
Yes. The HN16012CG is IEEE 802.3 Ethernet compatible and supports 10/100 Base-TX applications.
3. Is the HN16012CG surface mountable?
Yes. It is designed as a surface-mount miniature component for compact PCB layouts.
4. What is the isolation rating of the HN16012CG?
The isolation hi-pot rating is 1500 Vrms between primary and secondary.
5. What kind of applications is it suitable for?
It is suitable for networking, embedded systems, industrial communication devices, routers, switches, and other Ethernet-enabled products.
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