B78476A8250A003 View Datasheet(PDF) - TDK Corporation

Part Name

Description

Manufacturer

B78476A8250A003

Magnetics modules for LAN applications

TDK Corporation 

1000 Base-T magnetics module

Dual port

Pinning

B78476A8250A003

Characteristics and ordering code

(electrical specifications at +25 °C)

Ordering code

Turns ratio (primary : secondary)

Inductance L

Voltage test Vtest

Insertion loss

Return loss

Crosstalk

Differential to common-mode

rejection (DCMR)

Operating temperature range

Weight

B78476A8250A003

1CT : 1CT ±3%

350 µH min.

1500 V AC

1.0 dB max.

18 dB min.

16 dB min.

12 dB min.

10 dB min.

40 dB min.

33 dB min.

28 dB min.

40 dB min.

35 dB min.

30 dB min.

0 °C ... +70 °C

Approx. 2.9 g

Please read Cautions and warnings and

Important notes at the end of this document.

Page 3 of 6

100 kHz, 100 mV, 8 mA DC bias

50 Hz, 1 min

1 MHz ... 100 MHz

1 MHz ... 40 MHz

50 MHz

60 MHz ... 80 MHz

100 MHz

30 MHz

60 MHz

100 MHz

30 MHz

60 MHz

100 MHz

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