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| Self-Shielded Audio Transformers Using EP Geometry cores, these transformers provide excellent shielding. Isolation is 1500 Vrms minimum Longitudinal Balance is 60dB min. Frequency range: 300Hz to 3400Hz Electrical Specifications at 25OC Thru-hole EP7 Style Part Number T-30400 Impedance (Ohms) 600 / 600 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.7 0.50 Return Loss (dB) (2) 18 Pri. Sec. DCR max. DCR max. ( ) ( ) 31 39 Electrical Specifications at 25OC Thru-hole EP10 Style Part Number T-30401 Impedance (Ohms) 600 / 600 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.9 0.50 Return Loss (dB) (2) 21 Pri. Sec. DCR max. DCR max. ( ) ( ) 34 43 Electrical Specifications at 25OC Thru-hole EP13 Style Part Number .465 (11.81) MAX. .375 (9.53) MAX. Impedance (Ohms) 600 / 600 900 / 900 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.0 1.0 1.0 0.25 0.25 Return Loss (dB) (2) 26 26 Pri. Sec. DCR max. DCR max. ( ) ( ) 36 44 47 58 T-30402 T-30403 EP7 Style Thru-hole .394 (10.00) MAX. 1. Insertion Loss measured at 1 kHz. 2. Return Loss measured at 300 Hz. .110 (2.79) MIN. .080 (2.03) T-30400 Schematic 1 4 1 T-30401 Schematic 5 2 T-30402 & 30403 Schematic 7 .098 .024 (2.49) (0.61) 6 5 4 PRI .039 (0.99) SEC. 6 PRI SEC. 8 PRI SEC. 3 4 4 9 Bottom View 1 2 3 Dimensions in Inches (mm) .480 (12.19) MAX. .450 (11.43) MAX. .550 (13.97) MAX. EP13 Style Thru-hole .536 (13.61) MAX. EP10 Style Thru-hole .460 (11.68) MAX. .525 (13.34) MAX. .210 (5.33) TYP. .100 (2.54) TYP. .300 (7.62) TYP. Pin Diameter is 0.025 (0.64) 10 9 8 .210 (5.33) TYP. .100 (2.54) TYP. 7 6 .400 (10.16) TYP. Pin Diameter is 0.025 (0.64) 8 7 6 5 Bottom View Bottom View 4 1 2 3 4 5 1 2 3 Specifications subject to change without notice. For other values & Custom Designs, contact factory. EP - 10/98 Rhombus Industries Inc. 15 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 * Fax: (714) 896-0971 Self-Shielded Audio Transformers Using EP Geometry cores, these transformers provide excellent shielding. Isolation is 1500 Vrms minimum Longitudinal Balance is 60dB min. Frequency range: 300Hz to 3400Hz Electrical Specifications at 25OC Surface Mount Impedance EP7 Style (Ohms) Part Number T-30400G 600 / 600 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.7 0.50 Return Loss (dB) (2) 18 Pri. Sec. DCR max. DCR max. ( ) ( ) 31 39 Electrical Specifications at 25OC Surface Mount Impedance EP10 Style (Ohms) Part Number T-30401G 600 / 600 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.9 0.50 Return Loss (dB) (2) 21 Pri. Sec. DCR max. DCR max. ( ) ( ) 34 43 Electrical Specifications at 25OC Surface Mount Impedance EP13 Style (Ohms) Part Number T-30402G T-30403G Dimensions in Inches (mm) .370 (9.40) MAX. .375 (9.53) MAX. .375 (9.53) MAX. .025 (0.64) .34 (8.6) .098 (2.50) .028 (0.70) .505 (12.83) .490 (12.45) UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 0.0 0.0 1.0 1.0 0.25 0.25 Return Loss (dB) (2) 26 26 Pri. Sec. DCR max. DCR max. ( ) ( ) 36 44 47 58 600 / 600 900 / 900 1. Insertion Loss measured at 1 kHz. 2. Return Loss measured at 300 Hz. T-30400G Schematic 1 4 1 T-30401G Schematic 5 2 T-30402 & 30403G Schematic 7 EP7 Style Surface Mount PRI SEC. PRI SEC. PRI SEC. 3 6 4 8 4 9 .432 (10.97) MAX. .492 (12.5) .465 MAX. (11.8) MAX. .522 (13.26) MAX. .532 (13.51) MAX. .516 (13.1) MAX. .469 (11.9) MAX. .413 (10.5) .575 (14.6) .567 (14.4) EP10 Style Surface Mount EP13 Style Surface Mount .025 (0.64) .098 (2.50) .028 (0.70) .100 (2.54) .028 (0.70) .025 (0.64) .516 (13.1) .675 (17.15) .663 (16.85) .525 (13.34) 6 5 4 .594 (15.10) 1 2 3 .715 (18.15) 1 2 3 4 EP7 SM Suggested Pad Layout .100 (2.54) TYP. .050 (1.27) TYP. 8 7 6 5 EP10 SM .100 (2.54) TYP. 10 9 8 EP13 SM 1 2 3 4 5 Suggested Pad Layout .100 (2.54) TYP. Suggested Pad Layout .050 (1.27) TYP. 7 6 .075 (1.905) TYP. .050 (1.27) TYP. .100 (2.54) TYP. For other values & Custom Designs, contact factory. .100 (2.54) TYP. EP - 10/98 Specifications subject to change without notice. Rhombus Industries Inc. 16 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 * Fax: (714) 896-0971 Self-Shielded Audio Transformers Built with Ferrite EP Geometry cores, these transformers provide excellent shielding. Isolation is 1500 Vrms minimum Longitudinal Balance is 60dB minimum Frequency range: 300Hz to 3400Hz Custom Designs Available Electrical Specifications at 25OC Thru-hole EP17 Style Part Number T-30404 T-30405 Impedance (Ohms) 600 / 600 900 / 900 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 2.5 2.5 1.0 1.0 0.25 0.25 Return Loss (dB) (2) 26 26 Pri. Sec. DCR max. DCR max. ( ) ( ) 45 55 58 71 4 T-30404 & 30405 Schematic 1 5 2 T-30406 & 30408 Schematic 7 1 4 2 8 4 9 5 T-30407 & 30409 Schematic PRI SEC. PRI SEC. 7 PRI SEC. 9 Electrical Specifications at 25OC Thru-hole EP20 Style Part Number T-30406 T-30407 T-30408 T-30409 Impedance (Ohms) 600 / 600 600CT / 600 600 / 900 900CT / 600 UNBAL. Insertion Frequency Response DC Loss (dB) (mA) (dB) (1) 5.0 5.0 5.0 5.0 0.8 0.8 0.8 0.8 0.25 0.25 0.25 0.25 Return Loss (dB) (2) 26 26 26 26 Pri. Sec. DCR max. DCR max. ( ) ( ) 27 27 27 33 36 36 44 36 1. Insertion Loss measured at 1 kHz. 2. Return Loss measured at 300 Hz. Dimensions in Inches (mm) .740 (18.80) MAX. .630 (16.00) MAX. .680 (17.27) MAX. .975 (24.77) MAX. .860 (21.84) MAX. EP17 Style Thru-hole EP20 Style Thru-hole .700 (17.78) MAX. .200 (5.08) TYP. .200 (5.08) TYP. .600 (15.24) TYP. Pin Diameter is 0.025 (0.64) 10 .200 (5.08) TYP. .200 (5.08) TYP. 9 8 7 6 Pin Diameter is 0.025 (0.64) .700 (17.78) TYP. 8 7 6 5 Bottom View 1 2 3 4 Bottom View 1 2 3 4 5 Specifications subject to change without notice. For other values & Custom Designs, contact factory. EP - 10/98 Rhombus Industries Inc. 17 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 * Fax: (714) 896-0971 |
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