CND tek B2019D Double Port Transformer Module 10 100M for IEEE 802 3ab Compliant Ethernet Applications

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Product Description

Product Overview

The B2019D is a 10/100M Double Port Transformer Module designed for various 10/100 Base-TX transceiver applications requiring a 1:1 transmit and receive turns ratio. It is compliant with the IEEE 802.3ab standard and features double channel interfaces with Common Mode Chokes (CMCs) tuned to enhance EMC system performance. This module is available in a Through Hole package and operates within a temperature range of 0 to +70.

Product Attributes

Brand: CND-tek
Model: B2019D
Package: Through Hole
Origin: Shenzhen magnetic Lianda Electronics Co., LTD

Technical Specifications

Specification	Details
Units per Reel	24 PCS
Reels per Carton	280 PCS
Units per Carton	6720 PCS
OCL	350 H Min. @ 100 KHz, 100mV with 8mA DC Bias
Leakage Inductance	0.5 H Max. @ 100KHz, 0.1V
Cw/w	56F Max. @ 100KHz, 0.1V
DCR	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 (TX & RX)	-1.1 dB Max. @ 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, 1 Second
Compliance	IEEE 802.3ab standard
Operating Temperature	0 TO +70
Storage Temperature	-25 TO +125
Dimensions	mm (Tolerances: 0.15mm unless otherwise specified)