MIL-STD-1553 Transformers Low profile 3.3V Pulse Transformers Dual ratio in a single transformer package (see Schematic) Operating and Storage Temperature: -55 °C to +125 °C Weight: ≤5.0 grams Applicable specifications n MIL-STD-1553B n MIL-PRF-21038 n MIL-STD-202 n ISO 9001 Maximum Reflow Temperature for SMT parts: 235 deg C Electrical Specifications @ 25°C Part Number Terminals Ratio (±3%) DC Resistance (Ω MAX) Impedance (Ω MIN) Droop Overshoot CMR Frequency Range (No Load) IR @ 250Vdc (MIN) DWV Q1553-70 1-3:4-8 1-3:5-7 1.0CT:3.0CT 1.0CT:2.15CT 1-3 = 0.35 4-8 = 3.50 4-8 4000 20% MAX ±1V MIN 45db MIN 75kHz to 1MHz 10K MΩ 100 Vrms SMQ1553-70 1-3:4-8 1-3:5-7 1CT:3CT 1CT:2.15CT (1-3) .35 (4-8) 3.5 4-8 4000 20% max ±1V MAX 45dB MIN 75kHz to 1MHz 10K MΩ 100 Vrms GL1553-71 1-3:4-8 1-3:5-7 1CT:3.54CT 1CT:2.50CT (1-3) 0.35 (4-8) 3.5 4-8 4000 20% max ±1V MAX 45dB MIN 75kHz to 1MHz 10K MΩ 100 Vrms DGL1553-71 1-3:1613/5-7:12-9 1-3:15-14/5-7:11-10 1CT:3.54CT 1CT:2.5CT (1-3),(5-7) 0.35 (16-13),(12-9) 3.5 16-13 & 12-9 4000 20% max ±1V MAX 45dB MIN 75kHz to 1MHz 10K MΩ 100 Vrms TQ1553-71 1-3:4-8 1-3:5-7 1CT:3.54CT 1CT:2.5CT 4-8 4000 20% max ±1V MAX 45dB MIN 75kHz to 1MHz 10K MΩ 100 Vrms (1-3) 0.35 (4-8) 3.5 Mechanical Schematic Q1553-70 1 pulseelectronics.com Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 4. MSL - 1 5. Tube - 20 pieces M128.D (4/13) MIL-STD-1553 Transformers Low profile 3.3V Pulse Transformers Mechanical Schematic SMQ1553-70 Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 4. MSL – 3 5. Tape & Reel Size – 300 Mechanical Schematic GL1553-71 Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 4. MSL – 3 5. Tape & Reel Size – 350 2 pulseelectronics.com M128.D (4/13) MIL-STD-1553 Transformers Low profile 3.3V Pulse Transformers Mechanical Schematic DGL1553-71 Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 4. MSL - 3 5. Tape & Reel Size – 300 Mechanical Schematic TQ1553-71 Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 4. MSL - 1 5. Tube - 20 pieces For More Information Pulse North America Headquarters Two Pearl Buck Court Bristol, PA 19007 U.S.A. Pulse Europe Zeppelinstrasse 15 71083 Herrenberg Germany Pulse China Headquarters Pulse North China Pulse South Asia Pulse North Asia B402, Shenzhen Academy of Room 2704/2705 135 Joo Seng Road 3F No. 198, Zhongyuan Road Aerospace Technology Bldg. Super Ocean Finance Ctr. #03-02 Zhongli City 10th Kejinan Road 2067 Yan An Road West PM Industrial Bldg. Taoyuan County (32068) High-Tech Zone Shanghai 200336 Singapore 368363 Taiwan Nanshan District China Shenzen, PR China 518057 Tel: 215 781 6400 Tel: 49 7032 7806 0 Tel: 86 755 33966678 Tel: 86 21 62787060 Tel: 65 6287 8998 Tel: 886 3 4356768 Fax: 215 781 6403 Fax: 49 7032 7806 12 Fax: 86 755 33966700 Fax: 86 2162786973 Fax: 65 6287 8998 Fax: 886 3 4356823 Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. © Copyright, 2013. Pulse Electronics, Inc. All rights reserved. 3 pulseelectronics.com M128.D (4/13)