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Specifications
Isolation Voltage(Vrms):
1.5kV
Inductance:
180uH
Operating Temperature:
-40℃~+85℃
Turns Ratio:
1:1
rate:
2.5G
Mfr. Part #:
QG2439S
Package:
SMD-24P,15.1x7.1mm
Key Attributes
Model Number:
QG2439S
Product Description
Product Overview
The QG2439S 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 is compliant with the IEEE 802.3bz standard for 2.5G Base-Z. It is engineered to support 1:1 turns ratio transceivers.
Product Attributes
- Brand: CND-tek
- Model: QG2439S
- Type: 2.5G Single Port Transformer Module
- Application: Long Haul
- Cable Support: Category 5 UTP (four pairs)
- Standard Compliance: IEEE 802.3bz (2.5G Base-Z)
- Packaging: Low Profile Surface Mount, Hi-Temp Reflow Process Compatible
- Turns Ratio Support: 1:1 (TX), 1:1 (RX)
Technical Specifications
| Parameter | Value | Condition |
|---|---|---|
| OCL (Open Circuit Inductance) | 180 H Min. | @ 100 KHz, 100mV with 8mA DC Bias |
| Leakage Inductance | 0.5 H Max. | @ 100KHz, 0.2V |
| Cw/w (Common Mode to Common Mode Capacitance) | 35 pF Max. | @ 100KHz, 0.2V |
| DCR (DC Resistance) | 1.20 Max | - |
| Turns Ratio (5%) | 1CT:1 (TX), 1CT:1 (RX) | - |
| Polarity | 1-24, 5-20, 7-18, 11-14 In-Phase | - |
| Insertion Loss | -1.0 dB Max. | @ 1-100MHz |
| Insertion Loss | -2.0 dB Max. | @ 101-200MHz |
| Return Loss | -20 dB Min. | @ 1-40MHz |
| Return Loss | -20+15*LOG(f/40) dB Min. | @ 41-200 MHz |
| Cross Talk | -39 dB Min. | @ 1-100 MHz |
| Cross Talk | -25 dB Min. | @ 101-200 MHz |
| Common Mode Rejection | -25dB Min. | @ 1-200 MHz |
| Isolation HI-POT | 1500Vrms | 1mA, 1Second |
| Operating Temperature Range | -40~+85 | - |
| Storage Temperature Range | -40~+125 | - |
| Units per Reel | 850 PCS | - |
| Reels per Carton | 5 PCS | - |
| Units per Carton | 4250 PCS | - |
2410141446_CND-tek-QG2439S_C3003223.pdf
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