2.5G Transformer Module CND-tek QJ2041B T supporting Category 5 UTP cable and Hi-Temp Reflow Process

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Price: Negotiable

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Delivery Time: Negotiable

Product Description

Product Overview

The QJ2041B is a 2.5G Single Port Transformer Module designed for long-haul applications. It supports four pairs of category 5 UTP cable, providing isolation and low common mode emissions through its cable interface. This module features a low-profile surface mount packaging suitable for Hi-Temp Reflow Processes and complies with the IEEE 802.3bz standard for 2.5G Base-Z. It is engineered to support 1:1 turns ratio transceivers.

Product Attributes

Product Name: 2.5G Single Port Transformer Module
Model Number: QJ2041B
Compliance: IEEE 802.3bz for 2.5G Base-Z
Cable Support: Category 5 UTP cable (four pairs)
Packaging: Low profile Surface Mount Packaging
Process Compatibility: Hi-Temp Reflow Process
Turns Ratio: 1:1 (TX), 1:1 (RX)

Technical Specifications

Specification	Value
OCL (Open Circuit Inductance)	150 H Min. @ 100 KHz, 100mV with 8mA DC Bias
Leakage Inductance	0.5 H Max. @ 100KHz, 0.1V
Cw/w (Common Mode to Differential Mode Capacitance)	35 pF Max. @ 100KHz, 0.1V
DCR (DC Resistance)	1.20 Max
Turns Ratio (5%)	1CT:1 (TX), 1CT:1 (RX)
Polarity	1-24, 4-21, 8-17, 11-14
Insertion Loss (In-Phase)	-1.0 dB Max. @ 1-125MHz
Insertion Loss (Differential Mode)	-2.0dB Max. @ 100-250MHz
Return Loss	-16 dB Min. @ 1-40MHz -16+10*log(f/40)dB Min. @ 40-100MHz -12dB Min. @ 100.1-200MHz
Cross Talk	-35dB Min.@ 1-100 MHz -25dB Min.@ 100-200 MHz
Common Mode Rejection	-25dB Min.@30-200 MHz
Isolation HI-POT	1500Vrms
Operating Temperature Range	-40~+ 85
Storage Temperature Range	-40~+125
Packing Specification (Units/Reel)	32 PCS
Packing Specification (Reel/Carton)	90 PCS
Packing Specification (Units/Carton)	2880 PCS