ShareThis

Modem Transformers / Data Sheets (TTC)

Voice / Modem Line Transformers


V.29, V.32, V.34, V.90, & V.92 Applications
  • Highest Density Package Available
  • Approved to UL1950 3rd Edition
  • Approved to UL60950 & EN60950
  • Surface Mount
  • Vacuum Encapsulated
  • Pri:Sec Hi-Pot=1500Vrms and Higher
  • Surge Voltage

Electrical Specification @ Ta=25°C
Part # Impedance
PRI:SEC
(Ω)
DC
Unbalance
(mA)
Insertion
Loss
(dB MAX)
Total Harmonic
Distortion
(dB Typ)
Long Balance
(dB MIN)
Return Loss @ 1KHz
(dB Typ)
TTC-50231 600:600 0 2.0 -79 80 16
TTC-5024 600:330 0 3.0 -85 80 27
TTC-5025 600:430 0 3.5 -79 80 20
TTC-5032 600:470 0 2.5 -79 80 27
TTC-5035 600:346 0 3.0 -84 80 27
TTC-5036 600:287 0 4.0 -90 80 27
TTC-5037 600:560 0 2.0 -77 80 23
1 3000 Vrms Pri:Sec Hi-Pot

High Impedance Applications
Part # Impedance
PRI:SEC
(Ω)
DC
Unbalance
(mA)
Inductance Lp @ 200Hz
10mVrms (H MIN)
Shunt Loss Rp @ 200Hz
10mVrms (Ω MIN)
TTC-5027 30k:30k 0 30.0 110
TTC-5033 10k:10k 0 6.5 22
TTC-5034 20k:20k 0 18.0 60



Voice / Modem Line Transformers

V.29, V.32, V.34, Applications
  • Approved to UL1950 3rd Edition
  • Approved to UL60950 & EN60950
  • Hi-Pot 1500Vrms Pri:Sec

Electrical Specification @ Ta=25°C*Red letters indicates DISCONTINUED PARTS
Part # Impedance
PRI:SEC
(Ω)
DC
Unbalance
(mA)
Insertion
Loss
(dB MAX)
Total Harmonic
Distortion
(dB Typ)
Long Balance
(dB MIN)
Return Loss @ 1KHz
(dB Typ)
Mounting
TTC-5019 600:260 50 4.0 -60 60 _ THD
TTC-5020 600:301 65 3.75 -50 60 _ THD
TTC-5028 600:470 100 2.5 -50 60 _ THD
TTC-5010 600:301 65 3.75 -50 60 _ THD(CASE)
TTC-264M1 600:470 100 2.5 -50 60 _ THD(CASE)
1 3000 Vrms Pri:Sec Hi-Pot ^Back to top



High Speed Modem Transformers


V.90, V.92, Applications
  • Optimized for High Speed Modem Applications
  • Frequency Range 300Hz to 4kHz
  • 1500 Vrms Hi-Pot (Pri:Sec)
  • Approved to UL1950 3rd Edition
  • PCMCIA Packages
  • Approved to UL60950 & EN60950

Electrical Specification @ Ta=25°C *Red letters indicates DISCONTINUED PARTS
Part # Impedance
PRI:SEC
(Ω)
DC
Unbalance
(mA)
Insertion
Loss
(dB MAX)
Total Harmonic
Distortion
(dB Typ)
Long Balance
(dB MIN)
Return Loss @ 1KHz
(dB Typ)
Mounting
TTC-5014 600:348 0 3.25 -88 60 30 THD
TTC-5015 600:442 0 2.0 -85 60 35 THD
TTC-5016 600:560 0 1.5 -82 60 23 THD
TTC-5017 600:600 0 1.5 -82 60 23 THD
TTC-5029 600:600 0 1.0 -88 60 25 THD
TTC-511 600:287 0 3.85 -82 60 35 SMD
TTC-512 600:510 0 1.50 -75 60 30 SMD
TTC-5021 600:287 0 3.85 -82 60 33 SMD
TTC-5000 600:301 0 3.25 -92 60 26 THD
TTC-5001 600:301 0 3.25 -92 60 26 THD(CASE)
TTC-5013 600:301 65 4.00 -89 60 15 THD
TTC-5003 600:320 0 3.20 -92 60 29 SMD
TTC-5006 600:374 0 2.5 -90 60 29 THD(CASE)
TTC-5008 600:374 0 2.5 -90 60 29 THD
TTC-5022 600:374 0 2.3 -89 60 30 THD
TTC-5004 600:392 0 2.2 -89 60 33 SMD
TTC-5026 600:490 0 1.5 -80 60 28 SMD
TTC-5005 600:525 0 1.6 -86 60 27 SMD
TTC-50071 600:530 0 1.0 -83 60 32 THD(CASE)
TTC-5009 600:530 0 1.0 -83 60 32 THD
TTC-50121 600:600 0 1.0 -76 60 31 THD(CASE)
TTC-5018 600:600 0 1.0 -76 60 31 THD
1 3000 Vrms Pri:Sec Hi-Po

^Back to top

Tamura

1040 South Andreasen Drive
Suite 100
Escondido, CA 92029

Phone: 1-800-472-6624
Fax: 951-676-9482


Careers | Policies

© Tamura Corporation of America. All rights reserved.