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| PT-50 Vishay Dale Transformers Trigger, SCR Isolation FEATURES * Designed for low-cost trigger source isolation in SCR power control circuits. * Small physical size and low profile provide packaging advantages. * Designed to transfer high amplitude or long duration pulses without saturation. * Industrial and commercial applications include motor speed controls, lighting controls and heater controls. * Interchangeable. Designed for circuit board mounting using same mounting dimensions as 11Z and PT-20 models. STANDARD ELECTRICAL SPECIFICATIONS DASH NUMBER 101 102 103 104 105 106 107 108 109 110 TURNS RATIO 1:1 10% 1:1 10% 1:1 10% 1:1 10% 1:1 10% 2:1 10% 2:1 10% 2:1 10% 2:1 10% 5:1 10% PRIMARY LEAKAGE INTERWINDING DCR INDUCTANCE INDUCTANCE CAPACITY MAX. UNIPOLAR MIN. (H) MAX. (H) (Ohms) ET (V-SEC) MAX. (pF) 200 500 1000 2000 5000 500 1000 2000 5000 5000 3 6 12 13 15 6 10 12 15 1500 800 1500 2000 2800 3500 1000 1300 1800 2400 400 1.5-1.5 4.5-4.5 8.0-8.0 12-12 18-18 4-2 10-2 10-5 18-10 19-3 570 912 1283 1853 2850 912 1288 1881 2565 2850 ELECTRICAL SPECIFICATIONS Primary Inductance Values: From 200H to 5000H. Turns Ratio: 1:1, 2:1 and 5:1. Temperature Range: - 55C to + 105C. Dielectric Test @ 60 Hz: 1600 V RMS. (Windings to core.) AC Line Voltage @ 60 Hz: 240 V RMS maximum in test circuits shown. MATERIAL SPECIFICATIONS Bobbin: Glass-filled nylon. Terminals: .025" [.635] square tinned copper. Material Rating: + 105C Class A. DIMENSIONAL CONFIGURATIONS [Numbers in brackets indicate millimeters] .780 [19.8] Max. 2 .650 [16.5] 3 .640 [16.26] Max. 4 Schematic Terminal Numbers For Ref. Only 1 PRI. 3 SEC. 4 .250 [6.35] Min. .600 [15.24] 1 Dot identifies #1 Terminal .025 [.635] Sq. Terminals Typ. .500 [12.70] 2 CIRCUIT DIAGRAM Load PART MARKING -- Vishay Dale -- Model -- Dash number Line * * ORDERING INFORMATION PT TYPE 50 MODEL 101 DASH NUMBER Transformer Coupled Breakdown Diode Triggering Circuit Document Number 34074 Revision 11-Dec-02 Contact factory for special designs not listed. For technical questions, contact: Magnetics@vishay.com www.vishay.com 151 |
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