CND tek TF 208DG Double Port Transformer Module for Ethernet Featuring 1 to 1 Transmit Receive Ratio
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MOQ:
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Delivery Time:
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Product Description
Product Overview
The TF-208DG is a 10/100M Double Port Transformer Module designed for Ethernet applications. It features a 1:1 transmit and receive turns ratio, compliant with IEEE 802.3 standards, including baseline wander compensation. This module offers double channel interfaces with tuned Common Mode Chokes (CMCs) to enhance EMC system performance. It is available in a Through Hole package and operates within a temperature range of 0 to +70.
Product Attributes
- Brand: CND-tek
- Model: TF-208DG
- Package Type: Through Hole
- Operating Temperature: 0 TO +70
- Storage Temperature: -25 TO +125
Technical Specifications
| Parameter | Value | Conditions |
|---|---|---|
| OCL (Open Circuit Inductance) | 350 H Min. | @ 100 KHz, 100mV with 8mA DC Bias |
| Leakage Inductance | 0.5 H Max. | @ 100KHz, 0.1V |
| Cw/w (Interwinding Capacitance) | 56F Max. | @ 100KHz, 0.1V |
| DCR (DC Resistance) | 1.20 Max. | |
| Turns Ratio (5%) | 1CT:1 (TX), 1CT:1 (RX) | |
| Polarity | 1-20, 4-17, 6-15, 9-12 In-Phase | |
| Insertion Loss | -1.1 dB Max. | (TX & RX)@ 1-100 MHz |
| Return Loss | -18 dB Min | @ 0.5-30MHz |
| -15 dB Min | @ 40 MHz | |
| -13 dB Min | @ 60 MHz | |
| -11 dB Min | @ 80 MHz | |
| -10 dB Min. | @ 100 MHz | |
| Cross Talk | -45 dB Min. | @ 30 MHz |
| -40 dB Min. | @ 60 MHz | |
| -35 dB Min. | @ 100 MHz | |
| Common Mode Rejection | -43 dB Min. | @ 1-30 MHz |
| -37 dB Min. | @ 60 MHz | |
| -33 dB Min. | @ 80-100 MHz | |
| Isolation HI-POT | 1500Vrms | 1mA, 1Second |
Packing Specification
| Item | Quantity |
|---|---|
| Units/Reel | 20 PCS |
| Reel/Carton | 280 PCS |
| Units/Carton | 5600 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