MIL-STD-1553 Transformers Low Profile SMT Dual non-QPL Interface Transformers These non-QPL interface transformers are built and tested in ISO 9001 approved facilities. They conform to all electrical and physical parameters of MIL-PRF-21038/27. Choose one of three operating temperature ranges including 0 to +70C, -40 to +85C, or -55 to +125C. Operating Temperature 0 to 70C -40 to +85C -55 to +125C Flat Pack Prefix DFLC DFLN DFL Gull Wing Prefix DGLC DGLN DGL Summary Performance Specifications Impedance (see table below) Droop 20% Overshoot 1V MAX Common Mode Rejection (CMR) 45dB Frequency Range (no load) 75kHz to 1MHz Operating Temperature Range (see table above) Weight 5 grams Insualtion Resistance (MIN) 10K M @ 250Vdc Dielectric Withstanding Voltage 100Vrms Dual ratio, dual interface (see schematic) Surface Mount, flat pack or gull wing package Moisture Sensitivity Level: 3 For use in MIL-STD-1553 applications Low profile, 0.155 inches height Performance to MIL-PRF-21038 requirements Built in ISO 9001 facility Applicable specifications: n MIL-STD-1553B n MIL-STD-202 Characteristics Part Number 1 TermimalsRatio (3%)RDC ( MAX)Impedance ( MIN) 1-3 : 16-13 / 5-7 : 12-9 1CT:1CT 1-3, 5-7 = 3.0 (1-3, 5-7) (XXXX)1553-1 1-3 : 15-14 / 5-7 : 11-10 1CT:.707CT 16-13, 12-9 = 3.0 4,000 1-3 : 16-13 / 5-7 : 12-9 1.4CT:1CT 1-3, 5-7 = 3.5 (1-3, 5-7) (XXXX)1553-2 1-3 : 15-14 / 5-7 : 11-10 2CT:1CT 16-13, 12-9 = 3.0 7,200 1-3 : 16-13 / 5-7 : 12-9 1.25CT:1CT 1-3, 5-7 = 3.2 (1-3, 5-7) (XXXX)1553-3 1-3 : 15-14 / 5-7 : 11-10 1.66CT:1CT 16-13, 12-9 = 3.0 4,000 1-3 : 16-13 / 5-7 : 12-9 1CT:2.12CT 2 1-3, 5-7 = 1.0 (16-13, 12-9) (XXXX)1553-5 1-3 : 15-14 / 5-7 : 11-10 1CT:1.5CT 16-13, 12-9 = 3.5 4,000 1-3 : 16-13 / 5-7 : 12-9 1CT:2.5CT 2 1-3, 5-7 = 1.0 (16-13, 12-9) (XXXX)1553-45 1-3 : 15-14 / 5-7 : 11-10 1CT:1.79CT 16-13, 12-9 = 3.5 4,000 NOTE: 1. Refer to prefix table (above) to select temperature range. 2. Designed for transceivers utilizing a single supply voltage (+5V). Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.008 3. All specifications and dimensions are subject to change without notice. 1 Mechanicals www.pulseruggedized.com Flat Pack GullWing Schematic M229.B (6/18) MIL-STD-1553 Transformers Low Profile SMT Dual non-QPL Interface Transformers Tin/Lead Recommended Reflow Profile (Based on J-STD-020D) TSMIN TSMAX TL TP (C) (C) (C) (C MAX) 100 150 183 235 tS (s) tL (s) 60-120 60-150 tP (s MAX) Ramp-up rate (TL to TP) Ramp-down rate (TP to TL) Time 25C to peak temperature (s MAX) 20 3C/s MAX 6C/s MAX 360 Notes: 1. All temperatures measured on the package leads. 2. Maximum times of reflow cycle: 2. For More Information PulseR North America Headquarters Two Pearl Buck Court Bristol, PA 19007 U.S.A. For Global Sales Representative and Locations Visit: http://www.pulseruggedized.com Tel: +1.215. 781. 6400 Fax: +1.215. 781. 6403 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. (c) Copyright, 2018. PulseR,LLC. All rights reserved. 2 www.pulseruggedized.com M229.B (6/18)