SCR Trigger Transformer ELECTRONICS INC. EPC3171 • UL94V-0 Recognized Components • UL1446 Clas B Insulating System • Power Ferrite Materials • 2750 Vrms Isolation Primary Specification Inductance (µH ± 15%) Leakage Inductance (µH Typ.) @ 10 KHz, 0.1 Vrms @ 100 KHz, 0.1 Vrms DCR (Ω ± 15%) Turns Ratio 225 6.2 1:1:1:1 0.115 0.145 Pins 1-2 Pins 1-4 w/5,6,7,8 shorted Pins 1-2:3-4:5-6:7-8 Pins 1-2, 5-6 Pins 3-4, 7-8 Package Schematic .510 Max. (12.95) 1 8 N1 N3 2 PCA EPC3171 D.C. .460 Max. (11.68) 7 3 6 N2 4 N4 5 Pin 1 I.D. .480 Max. (12.19) .100 Min. (2.54) .098 (2.50) .024 (.610) Encapsulated with Sylgard 170 or Equiv. 4 .295 (7.50) .098 (2.50) 1 .039 (1.00) .295 (7.50) 5 .295 (7.50) 8 Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSC3171 Rev. 1 1/8/04 FT TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com