OXFORD ELECTRICAL PRODUCTS pulse transformers get an online quote get a catalogue delivered 0800 316 6060 download entire catalogue can't find what your looking for ??.. back to catalogue index home Open or encapsulated p.c.b. mounting transformers. Designed for wide band and general pulse applications in particular thyristor and triac control systems, where they provide isolation between firing circuit and load. SPECIFICATION Proof voltage 2.8kV (PT42E 5.0kV) Output voltage-time product 200V µsec Max. output pulse current 200mA (peak) Bandwidth 3kHz – 1 MHz Construction Single Section Dip Varnish Vacuum Impregnated Encapsulated Ratio Part No. Part No. Part No. 1:1 PT 4 PT5 PT4E 1 : 1+1 PT 6 PT7 PT6E 1 : 1+1 PT103 2:1 PT10 PT11 PT10E 2 : 1+1 PT8 PT9 PT8E 1 : 1+1/4 PT102 3:1 PT12 8 : 1+1 PT601 1:1:1 PT105 2 SECTION 1:1 PT12E CLASS 2 INSULATION TO BS 415 PT42E Ratio Lp (min) L1 (typ)µH C (typ)pF Rp (max)? Rs (max) ? 1:1 3 mH 19 20 1.1 0.9 1 : 1+1 3 mH 8* 30* 1.4 2.6* 1 : 1+1 60 µH 2:1 12 mH 115 19 5.1 2.6 2 : 1+1 12 mH 30* 26* 4.0 4.2 DIMENSIONS & PIN LAYOUT Body size excluding pins: Open Type: W13mm, H15mm, D13mm Encapsulated Type: W15mm, H16mm, D15mm 1 : 1+1/4 20 mH 3:1 2.7 mH 8 : 1+1 30 mH 1:1:1 30 mH 1:1 (PT42E) 3mH