xDSL Modem

Click inside the block-diagram to see Panasonic's corresponding components.

1 AC/DC Power Module

SMD Choke Coil

  • Low Profile (2.5, 3.0mm): ELL-6SH
  • Low Profile (1.8mm): ELL-6PV
  • High Profile (4.5mm): ELL-ATV


    Pin Terminal Choke Coil

  • High μ Core: ELC-6D~18E

    Safety Recognized Ceramic Capacitors

  • Leaded Disc Capacitor Y1/X1, Y2/X1: ECK-TS, NA, BE
  • SMD Molded Resin: ECC/ECK

    Safety Recognized Film Capacitors

  • Class X, Y2/X2: ECQ-UL
  • Class Y: ECQ-UY


    EMI Filter

  • EMI Bead Core: EXC-EL

    • Switching Transformer

  • Flat Construction (13 x 13 x 8mm): ETS-BA


    Line Filter

  • Low to High Frequency Noise Supression: ELF-N,M


    Varistors

  • Radial Leaded Disc ZNR: ERZ-VD
  • SMD Molded Case ZNR: ERZ-VF

    Electrolytic Capacitors

  • SMD Low ESR, (-55 to +105°C): EEV-FK
  • Radial Low ESR: EEU-FM
  • Radial, Leaded, High Ripple Current and Voltage: EEU-EB

    Chip Fuse

  • Fast acting, withstanding in-rush current: ERB-Sx

    •    Return to Top

    2 DC/DC Converter

    EMI Filters

  • SMD Coil Type (DNF): ELK-E
  • Chip Bead Core, Low Impedance, Low DCR: EXC-ML

    Resistors

  • SMD Thick Film (0201 - 2512): ERJ
  • SMD Current Sense: ERJ-M

    Ceramic Capacitors

  • High Capacitance MLCC: ECJ-x

    Inductors

  • Surface Mount, 0402-1812 case sizes: ELJ

    • Specialty Polymer, Electrolytic Capacitors

  • SMT, Low ESR, 1.8mm height: EEF-CD
  • SMT, Low ESR, 2.8mm height: EEF-UD
  • SMT, Low ESR: 4.2mm height: EEF-UE
  • SMT, Low ESR: 1.1mm height (low profile): EEF-FD
  • SMT, Ultra Low ESR, High ripple current: EEF-S

    Electrolytic Capacitors

  • SMD Low ESR, (-55 to +105°C): EEV-FK
    •    Return to Top

    3 POTS Splitter

    Film Capacitors

  • SMD Low ESR, Stacked Metallized: ECP-U(B)

    • Varistors

  • SMD, small capacitance, for high speed signal lines: EZJ-Z
    •    Return to Top

    4 DC Blocking Filter

    Film Capacitors

  • PEN Film, -55 to 105°C, 250, 400VDC: ECW-U(C) (V16), (V17)
    •    Return to Top

    5 Amplifier, Driver

    Resistors

  • SMD Thick Film: ERJ-x
  • Chip R-Arrays: EXB-x

    EMI Filters

  • Chip Bead Core: EXC-ML
  • Chip Bead Array: EXC-28

    • Film Capacitors

  • PPS Film, -55 to 125°C, 50VDC: ECH-U(X)
  • PPS Film, -55 to 125°C, 100VDC: ECH-U(C)
  • PEN Film, -55 to 105°C, 100VDC: ECW-U(X)
  • PEN Film, -55 to 105°C, 400VDC: ECW-U(C)
    •    Return to Top

    6 Low Pass Filter

    Inductors, Chip Wirewound

  • Non-magnetic Core: ELJ-ND
  • Regular: ELJ-Fx
  • Shielded: ELJ-SA
  • High Power: ELJ-Px
  • Low DCR: ELJ-EA

    Film Capacitors

  • PPS Film, -55 to 125°C, 50VDC: ECH-U(X)
  • PPS Film, -55 to 125°C, 100VDC: ECH-U(C)
  • PEN Film, -55 to 105°C, 100VDC: ECW-U(X)
  • PEN Film, -55 to 105°C, 400VDC: ECW-U(C)

    • Resistors

  • SMD Thick Film (0201 - 2512): ERJ

    Ceramic Capacitors

  • General Purpose MLCC: ECJ
    •    Return to Top

    7 Channel Filter

    Inductors, Chip Wirewound

  • Non-magnetic Core: ELJ-ND
  • Regular: ELJ-Fx
  • Shielded: ELJ-SA
  • High Power: ELJ-Px
  • Low DCR: ELJ-EA

    Film Capacitors

  • PPS Film, -55 to 125°C, 50VDC: ECH-U(X)
  • PPS Film, -55 to 125°C, 100VDC: ECH-U(C)
  • PEN Film, -55 to 105°C, 100VDC: ECW-U(X)
  • PEN Film, -55 to 105°C, 400VDC: ECW-U(C)

    • Resistors

  • SMD Thick Film (0201 - 2512): ERJ

    Ceramic Capacitors

  • General Purpose MLCC: ECJ
    •    Return to Top

    8 Analog to Digital Converter, Digital to Analog Converter

    Resistors

  • SMD Thick Film (0201 - 2512): ERJ

    • Ceramic Capacitors

  • General Purpose MLCC: ECJ
    •    Return to Top

    9 DSP/CPU

    Resistors

  • SMD Thick Film : ERJ
  • SMD R-Arrays; High Density Placing: EXB

    Ceramic Capacitors

  • General Purpose MLCC: ECJ

    EMI Filters

  • Chip Bead Core: EXC-ML
  • Chip Bead Array: EXC-28

    • R-C Networks

  • Convex and Concave Terminal Types: EZA-xT

    Electrolytic Capacitors

  • Radial, General Purpose: ECA-M
  • Radial, Low Impedance, Miniature: EEU-FC
    •    Return to Top

    10 Clock

    Chip Resonators

  • Radial Lead, w/ capacitor, 2MHz to 50MHz: EFO-MC
  • Radial Lead, w/o capacitor, 3MHz to 50MHz: EFO-MN
  • Chip Type, Thin Type, w/ capacitor, 4MHz to 50MHz, 3 Array type: EFO-S/B/SS/SM/BM/JM
  • Chip Type, Thin Type, w/o capacitor, 4MHz to 50MHz, 2 Array type: EFO-P/D/PS/PM/DM/LM
  • Chip Type, small, low profile, w/ capacitor, 16MHz to 50MHz: EF-JC
  • Chip Type, small, low profile, w/o capacitor, 16MHz to 50MHz: EF-JN
    •    Return to Top

    11 USB Interface

    Resistors

  • Chip R-Arrays: EXB

    R-C Networks

  • SMD R/C Filter for USB Interface: EZA-DLU

    • EMI Filters

  • Chip Bead Array, 2 mode: EXC-24C

    Varistors

  • SMD, small capacitance, for high speed signal lines: EZJ-Z
    •    Return to Top