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VDSL LPAnsformers
Link-PP Int’l Technology
For use with Broadcom’s BCM6315 LPAnsceiver chip LPA4020, LPA4021 and LPA4055: for use with Texas
Instrument’s TNETD800 chipset For RoHS part add suffix NL RoHS NL peak solder rating 235
Electrical Specifications @ 25 Operating Temperature -40 to +85
Part Number
Turns Inductance Ratio (μH MIN)
Return Loss (dB MIN)
Insertion Loss* (dB MAX)
Line Longitudinal CM Rejection Isolation
Impedance Balance
(dB TYP) Voltage
(#) (dB TYP)
(Vrms)
LPA4020 (THT) 1:1
190
300 KHz to 1 MHz: 18 1 MHz to 11 MHz: 20
200 KHz to 1 MHz: 0.8
200 KHz: 60 10 MHz: 35 100 11 MHz: 42 30 MHz: 33 3000
11 MHz to 30 MHz: 16 1 MHz to 30 MHz: 0.
LPA4021 Datasheet
