Components and Subsystems

7390 Hybrid Transformer

The 7390 Hybrid Transformer is designed to be used in a 2-coil hybrid transformer configuration.


  • Hybrid interface between the 2-wire loop and the 4-wire circuit, and where DC handling capability is required on the 2-wire side
  • Low Insertion Loss
  • High Return Loss
  • DC capability
  • High Transhybrid Loss

7366 Ultra Wideband Transformer

The 7366 Ultra Wideband Transformer is used as a noise injection transformer.

  • Operating temperature range 0 to 70°C
  • Low cost

7352 Modem Transformer

The 7352 Modem Transformer is designed for V.90 applications.

  • Designed to reflect 600 ohms on PRI with 290 ohms on SEC
  • Low distortion, specifically designed for V.90 applications

7336-1 RF Wideband Transformer

The 7336-1 RF Wideband Transformer is a compact SMD wideband transformer with excellent dielectric strength to meet North American and European standards for reinforced insulation.


Meets safety codes:

  • UL 1950
  • CSA C22.2 No.950
  • BSI & TUV EN 60950

7329-7325 Series Isolation Transformers for 10 Base-T

The 7329-7325 Series Isolation Transformers for 10 Base-T are available with common mode chokes for EMI suppression.

  • Exceeds IEEE 802.3, 10 Base-T specifications
  • Isolation voltage 2000 Vrms

7317 10/100 Base-T Magnetic Module

The 7317 10/100 Base-T Magnetic Module is used for 100MHz token ring applications.

  • Compliant with IEEE 802.3 and ANSI X3.263 standards including 350uH OCL with 8mA bias
  • 1500 Vrms isolation
  • 16 pin, low profile SMD isolation module

7290 Line Matching Transformer

TLA7290 is designed to interface telecommunications equipment to a telephone line, capable of handling unbalanced DC.

  • Low profile
  • Up to 30 mA unbalanced line current
  • Exceeds the requirements of FCC Part 68 and CS 03

7250 Modem Transformer

The 7250 Modem Transformer has a thin (PCMCIA) profile and is suitable for modem speeds up to V.90/56kpbs.

  • Complies with UL1459 safety norms
  • Reflects 600 ohm on Primary with 294 ohm Secondary load
  • Operating Temperature Range: -40 degrees C to +105 degrees C

7248 10 Base-T Transformer and Choke

7248 10 Base-T Transformer and Choke was designed to support two RJ-45 connectors.

  • Low cost
  • Compliant with IEEE 802.3u and ANSI X3.263 standards

7245 10 Base-T Transformer and Choke

The 7245 10 Base-T Transformer and Choke was designed for Level One IXT 905.

  • Supports 10Base2, 10Base5, and 10Base-T
  • Operating temperature range -40 degrees C to +85 degrees C
  • Meets IEEE 802.3 standard
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