26-0117 RoHS F1 F2 www.oep.co.uk Ratio 1 + 1 : 1 + 1 F1 F2 PRI S1 S2 A262A7E AUDIO S1 S2 SEC A B B2 A3 1 4 Secondary 2 Primary 2 3 2 B4 A1 3 2 4 1 Screen B1 A4 A1 Secondary 1 Primary 1 22.2 28.0 B3 A2 Electrical characteristics: Screen Impedance: Primary: 600 + 600 ohms per winding Secondary: 600 + 600 ohms per winding Series connected: 2.4k ohms C.T. to 2.4k ohms C.T. (0.1) (0.2) (0.3) (0.2) DC resistance (ohms +/- 15%): 42+42 & 58+58 Materials: all materials are UL94V-0 rated 2.54 5.08 7.62 5.08 Bobbin and box material: FR530 UL file number: E69578(M) Inductance, measured at 1kHz, 0.27V C L or Polyplastics Co. Ltd Primary:500mH min. + 500mH min. 7.62 Material name: 1140 A(C) (0.3) Secondary: 500mH min.+ 500mH min. UL file no. E109088(M) 22.9 +/- 0.2 15.24 Leakage inductance across pins A3 - A2: 13.5mH (typ.) C (0.9 +/- 0.008) L (0.6) 2-part epoxy resin type 3300A and 3300B with A1+A4 linked and pins B1 - B4 S/C UL file number 218090 or Epoxylite EIP4728: UL file no. E143115 C Core: class B (49% Ni) EE laminations L Interwinding capacitance* ( 10kHz): Winding wire: ECW. UL file no. E174837 primary to secondary: 55pF typical Tape:3M No. 56 polyester or equivalent 2.54 Primary to screen: 90pF typical (0.1) 17.78 (0.7) Secondary to screen: 110pF typical 27.94 +/- 0.2 (1.1 +/- 0.008) Power: 100mW 300Hz, o o Pin view 2.5mW 50Hz, Operating temperature range: -20 C to +70 C oo Tolerance on all dimensions in millimetres: +/- 0.1mm unless stated otherwise. 1mW 30Hz Storage temperature range: -25 C to + 120 C Inches shown in brackets. Tolerance on dimensions in inches: +/- 0.005 Proof voltage, primary to secondary: 1kV DC Pin size: 0.7mm (0.0276 ) * primaries in parallel and secondaries in parallel DESCRIPTION ISSUE DATE DRAWN CHECKED DRAWING NUMBER Walters Group Holdings Ltd. 1 17/09/02 CS Unit 5, Oxonian Park, Langford Locks, Specification for A262A7E 7 29/06/10 CS Kidlington, Oxfordshire. OX5 1FP page 1 of 2 A262A7E Tel: (01865) 855085 Fax: (01865) 855075 8 29/10/11 CS Website: www.oep.co.uk Scale: 2 to 1 All dimensions in mm unless stated otherwise 9 13/07/12 CS Issue 4 Q1066 YYWWInsertion loss, source im pedance 600R, level 0dBm, windings in parallel, secondary loaded with 560R Return loss: source impedance 600R, level 0dBm, windings in parallel, secondary loaded with 560R Frequency (Hz) Frequency Hz 1 10 100 1000 10000 100000 -10 -1 1 10 100 1000 10000 100000 -12 -1.5 -14 -2 -16 -2.5 -18 -3 -20 -3.5 -22 -4 -4.5 -24 -5 -26 -5.5 -28 -6 -30 Frequency response, primaries in parallel, source impedance: 600R, level: 0dBm, secondary loaded with 560R Distortion: primaries in parallel, source impedance: 600R level 0dBm, secondary loaded with 560R 3 1 0.5 2.5 0 2 1 10 100 1000 10000 100000 -0.5 1.5 -1 1 -1.5 0.5 -2 0 -2.5 10 100 1000 10000 100000 -0.5 -3 Hz Hz DESCRIPTION ISSUE DATE DRAWN CHECKED DRAWING NUMBER Walters Group Holdings Ltd. 1 17/09/02 CS Unit 5, Oxonian Park, Langford Locks, Specification for A262A7E Kidlington, Oxfordshire. OX5 1FP 7 29/06/10 CS page 2 of 2 A262A7E Tel: (01865) 855085 Fax: (01865) 855075 8 29/10/11 CS Website: www.oep.co.uk Scale: 2 to 1 All dimensions in mm unless stated otherwise 9 13/07/12 CS Issue 4 Q1066 dB % THD dBm dB