Z1612E

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transformer manufacturers, wound components, power supplies, low voltage lighting, switch mode power supplies, 

## **OXFORD ELECTRICAL PRODUCTS LTD** 

## **Friday, 24 March 2006** 

|**line isolation transformers**|**line isolation transformers**|**line isolation transformers**|**line isolation transformers**|**line isolation transformers**|||**0800 316 6060**|
|---|---|---|---|---|---|---|---|
|**Type TFO 48**||||||||
|||||PCB mounting encapsulated 600:600<br>line<br>transformer offering improved performance over the<br>OEP1200 and similar devices. A three part<br>concentrically wound bobbin is utilised to provide<br>improved primary to secondary coupling together<br>with improved frequency response and return loss<br>characteristics.<br>4||||
|**Insertion loss**|**<1.5dB 200Hz - 4kHz with 600**<br>**Termination**<br>OQ|||||||
|**Return loss**|**<-24dB 200Hz-4kHz with 600**<br>**Termination**<br>a<br>0|||||||
|**Linearity**|**<0.03% THD 300Hz - 4kHz @-10 dBM/600**<br>0|||||||
|**Saturation**|**<10V RMS @ 50Hz, 65V peak.**|||||||
|**Isolation**|**PRI to SEC Reinforced (Tested @ 4kV RMS for 1 minute)**|||||||
|**dc resistance**|**Primary Typically 50**<br>**±10% , Secondary Typically 60**<br>**±10%**<br>:<br>-|||||||
|**Leakage Inductance**|**Typically 4 mH**|||||||
|DIMENSIONS H=15 W=18 0=18<br>+15te<br>eon<br>12.7|<br>|<br>|<br>500mm<br>|e.<br>Spe<br>x|||**Approved to EN60950 and**<br>**EN41003**<br>**BABT Certificate of**<br>**Recognition CR/0126**|||ry<br>4<br>SAB||
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|**Type Z1612E**||||||||
|||This 600:600<br>Line Isolation/Matching Transformer is a<br>very low distortion version of the industry standard OEP1200<br>device for use in V.34 applications. In common with that<br>product this transformer is designed for use where the<br>telephone line current is diverted from the winding by a choke<br>or solid state device. Its use will enable users to comply with<br>the requirements of BS6305.||||||
|**Resin encapsulated in flame retardant cases. All materials are UL94-V0 rated.**||||||||
|**Distortion**|**0dB/600**<br>**, f=450Hz. 2nd Harmonic -88dBm.**<br>OQ|||||||
|**Insertion loss**|**1.5dB max @ 2kHz.**|||||||
|**Return loss**|**-20dB @ 200Hz-4kHz.**|||||||
|**Isolation longitudinal**|**3.5kV RMS or 5kV peak.**|||||||
|**Saturation**|**10V RMS 65V peak @ 50Hz.**|||||||
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This 600:600 Line Isolation/Matching Transformer is a very low distortion version of the industry standard OEP1200 device for use in V.34 applications. In common with that product this transformer is designed for use where the telephone line current is diverted from the winding by a choke or solid state device. Its use will enable users to comply with the requirements of BS6305. 

## **Resin encapsulated in flame retardant cases. All materials are UL94-V0 rated.** 

|**Distortion**||**0dB/600**|**, f=450Hz. 2nd Harmonic -88dBm.**<br>OQ|
|---|---|---|---|
|**Insertion loss**|||**1.5dB max @ 2kHz.**|
|**Return loss**|||**-20dB @ 200Hz-4kHz.**|
|**Isolation longitudinal**|||**3.5kV RMS or 5kV peak.**|
|**Saturation**|||**10V RMS 65V peak @ 50Hz.**|



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**Better than 80dB 200Hz-4kHz. 33dB** 

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**Signal/noise ratio 33dB dc resistance 68** 0 **± 10% (NB. not to be tested with a dc current)** TEST CIRCUIT oH o 6.8F 0 **Approved to EN60950 and EN41003 BABT Certificate of** DIMENSIONS H =12.5 W=18 D=18 **Recognition CR/0126** 

## **OXFORD ELECTRICAL PRODUCTS LTD** Walters esp ~~—_~~ **Friday, 24 March 2006** 

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