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Home > products > PoE LAN Transformer > 4P PoE 7490240140 10/100/1000Base-T LAN Transformer Ship Today

4P PoE 7490240140 10/100/1000Base-T LAN Transformer Ship Today

Product Details

Place of Origin: CHINA

Brand Name: Link-pp

Certification: UL, Reach, RoHs, ISO19001, ISO14001

Model Number: 7490240140

Payment & Shipping Terms

Minimum Order Quantity: 50pcs

Price: $0.9 - $2.8

Packaging Details: Tape and Reel

Delivery Time: About 1-2 Days

Payment Terms: TT, NET30/60/90 Days, Western Union

Supply Ability: 500K Pieces per Week

Get Best Price
Highlight:

7490240140

,

1000Base-T LAN Transformer

,

PoE SMT Transformer

Data Rate:
1000 Base-T
PoE:
4PPoE (up To 350 MA)
Ports:
1
Improved CMRR:
NO
Operating Temperature:
-40 °C Up To +85 °C
Insulation Test Voltage:
4000V (RMS) 1min
Mount:
SMT
Inductance:
350µH
Data Rate:
1000 Base-T
PoE:
4PPoE (up To 350 MA)
Ports:
1
Improved CMRR:
NO
Operating Temperature:
-40 °C Up To +85 °C
Insulation Test Voltage:
4000V (RMS) 1min
Mount:
SMT
Inductance:
350µH
4P PoE 7490240140 10/100/1000Base-T LAN Transformer Ship Today

 

Electrical Specifications of 7490240140 SMT Transformer:

 

Parameter

Test conditions

Value

Unit

Tol.

Turn Ratio(±2%)   1∶1    

Inductance

100 kHz / 100 mV @ 8 mA

350

µH

min.

Insulation Test Voltage

1 min.

4000

V (RMS)

min.

DC Resistance

@20℃

1100

max.

Insertion Loss

1-100 MHz

-1.4

dB

max.

Return Loss

1-30 MHz @ 100 Ω

-14

dB

min.

Return Loss

30-60 MHz @ 100 Ω

-9

dB

min.

Return Loss

60-80 MHz @ 100 Ω

-7

dB

min.

Return Loss

80-100 MHz @ 100 Ω

-6

dB

min.

Differential to Common Mode Rejection Ratio

1-30 MHz

-35

dB

min.

Differential to Common Mode Rejection Ratio

30-60 MHz

-32

dB

min.

Differential to Common Mode Rejection Ratio

60-100 MHz

-30

dB

min.

Crosstalk

1-60 MHz

-32

dB

min.

Crosstalk

60-100 MHz

-30

dB

min.

Common Mode Rejection Ratio 1-30 MHz -35 dB min.
Common Mode Rejection Ratio 30-60 MHz -32 dB min.
Common Mode Rejection Ratio 60-100 MHz -30 dB min.

 

7490240140 Datasheet Schematic:

 

4P PoE 7490240140 10/100/1000Base-T LAN Transformer Ship Today 0

 

7490240140 Datasheet-Recommended Land Pattern: [mm]

 

4P PoE 7490240140 10/100/1000Base-T LAN Transformer Ship Today 1