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Specifications
Isolation Voltage(Vrms):
1.5kV
Inductance:
350uH
Operating Temperature:
0℃~+70℃
Turns Ratio:
1:1
rate:
100M
Mfr. Part #:
B2019D
Package:
DIP-20,25.5x10mm
Key Attributes
Model Number:
B2019D
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) |
2510271545_CND-tek-B2019D_C3003201.pdf
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