Systems, Subsystems & Solutions

TLA-4215 Series 2-Coil Hybrid Transformer

TLA-4215 is designed to be used in a 2-coil hybrid transformer configuration. Interfacing of Telecommunications equipment requiring separate transmit and receive path to a 2-wire telephone line, where high transhybid loss and DC loop current capability are required.

Features: 
  • Low profile
  • Small size
  • DC capability
  • Conforms to FCC Part 68 and C03 regulations

TEA-4214 Series Matching Transformer

TEA-4214 is a wide band matching transformer operating in two impedance configurations. The 4214 is mainly used as Line Matching and Bridging Transformer.  Windings connected in parallel for lower impedances ( 100 to 150 Ω) and connected in series for higher impedances ( 600 to 900 Ω).

Features: 
  • Very wide band
  • Low insertion loss
  • Low bridging loss

4175-4177 Series Bandpass Filters

Bandpass Filters designed for high frequency communications equipment where high
stability over a wide temperature range is mandatory.

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Features: 
  • ± 4° phase match between filters
  • Small size
  • Low cost

TEW-4087 Series Matching Transformer

The TEW-4087 transformer was designed to provide matching between a coax cable and a twisted pair.

Features: 
  • Based on the Ethernet data link protocol
  • Uses baseband signaling at 10Mbps

TLA-4032 Series Matching Line Transformer

TLA-4032 is a 1 : 1 line matching transformer. Line matching in 600 & 900 Ω circuits where DC loop current capability and high voltage insulation are required.

Features: 
  • Low profile
  • DC loop current capability
  • Conforms to FCC part 68, Canadian CS 03, British BS 6305 and Australian regulations
  • High voltage insulation between input and output windings

3858-X Series Line Coupling/Bridge Transfomer

3858 is a 1:1 line matching transformer. Interfacing equipment to telephone line, requiring small size and high insulation voltage.
3858-2 is designed for high impedance bridging applications.

Features: 
  • Low profile
  • Small volume
  • Conforming to FCC part 68, Canadian CS 03 regulations
  • Low cost
  • High insulation voltage

3853-X Series Line Matching Transformer

3853 is a 1:1 line matching transformer. Line matching in 600 & 900 Ω circuits with up to 100 mA loop current capability.

Features: 
  • Low profile
  • DC loop current capability
  • Conforms to FCC part 68, Canadian CS 03 regulations
  • High voltage insulation between input and output windings

TPW 3852 Series Input/Output Transformer

The 4 wire interface between Subscriber Terminals and the Network Termination has been standardized by CCITT recommendation I.430. It uses a passive bus which provides separate receive and transmit loops operating at 192 Kbits/s.

Features: 

Two versions of TPW3852 have been designed and approved for use with the following devices:

TEW3852

  • Siemens PEB2080
  • Siemens PEB2081
  • Siemens PEB2085
  • Siemens PEB2086
  • AMD Am79C30A

TPW3852-4

  • Mitel MT8930A, -B, -C
  • Mitel   MT8931B, -C

3817 Series Line Matching Transformer

3817 is a 1 : 1 line matching transformer. Interfacing of telecommunications equipment to 600W or 900W lines.

Features: 
  • Low profile
  • Conforming to FCC part 68 and CS 03 regulations
  • Low bridging and insertion losses
  • Low cost

We're Going to Disneyland!

Join the API team in Booth #1387 at AeroDef in Anaheim, California., April 5th through 7th. At the company's interactive exhibit, explore samples of our work and walk through real customer case studies. Discover how companies leverage API's extensive defense industry and EMS experience to overcome their manufacturing challenges. Will you be at the event? If so, let us know. We look forward to seeing you!

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