2.5G POE Single Port Transformer Module CND-tek QG4850S with Return Loss Min 20dB at 1 to 40MHz
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Product Description
Product Overview
The QG4850S is a 2.5G POE+ 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. This low-profile surface mount module is designed for high-temperature reflow processes and complies with IEEE 802.3bz & at standards for 2.5G Base-Z. It is engineered to support 1:1 turns ratio transceivers and can handle a maximum DC line current of 720mA at 57V.
Product Attributes
- Brand: CND-tek
- Model: QG4850S
- Type: 2.5G POE+ Single Port Transformer Module
- Compliance: IEEE 802.3bz & at
Technical Specifications
| Parameter | Value |
|---|---|
| OCL | 180 H Min. @ 100 KHz, 100mV with 8mA DC Bias |
| Leakage Inductance | 0.35 H Max. @ 100KHz, 0.1V |
| Cw/w | 35pF Max. @ 100KHz, 0.1V |
| DCR (Primary) | 0.90 Max |
| DCR (Secondary) | 1.2 Max |
| Turns Ratio (5%) | 1CT:1 (TX), 1CT:1 (RX) |
| Polarity | 1-48, 4-45, 7-42, 10-39, 13-36, 16-33, 19-30, 22-27 |
| In-Phase Insertion Loss | -1.0 dB Max. @ 1-100MHz |
| Return Loss | -1.5dB Max. @ 100-125MHz |
| Return Loss (cont.) | -20dB Min. @ 1-40MHz |
| Return Loss (cont.) | -16dB Min. @ 40.1-100 MHz |
| Return Loss (cont.) | -10dB Min. @ 100.1-200 MHz |
| Cross Talk | -30dB Min.@ 1-100MHz |
| Cross Talk (cont.) | -25dB Min.@ 100.1-200 MHz |
| Common Mode Rejection | -30dB Min.@ 1-100MHz |
| Common Mode Rejection (cont.) | -25dB Min.@ 100.1-200MHz |
| Isolation HI-POT (1) | 1500Vrms 1mA 60S |
| Isolation HI-POT (2) | 1650VAC 1mA 6S |
| Operating Temperature Range | -40~+85 |
| Storage Temperature Range | -40~+125 |
| DC Line Current | 720mA Max @ 57V |
| Dimensions | (Refer to schematic, units in mm, tolerances 0.15mm unless otherwise specified) |
| Packing Specification (Units/Reel) | 300 PCS |
| Packing Specification (Reels/Carton) | 5 PCS |
| Packing Specification (Units/Carton) | 1500 PCS |
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Company
Changsha Purple Horn E-Commerce Co., Ltd.
Location
2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
Contact Person
Sellina