MIL-STD-1553 Transformers Single Ratio THT QPL Pulse Transformers Qualified for use in QPL MIL-STD-1553 applications Single ratio packages (see Schematics) MSL: 1 Designed, built, and tested to MIL-PRF-21038 Levels* C, M, and T Package C is 4-lead package D is 6-lead (center tap) Built in ISO 9001 facility Applicable specifications Summary Performance Specifications n MIL-STD-1553B Impedance (see table below) n MIL-STD-202 Droop 20% n MIL-PRF-21038 Overshoot 1V MAX Common Mode Rejection (CMR) 45dB n ISO 9001 Frequency Range (no load) 75kHz to 1MHz * n Level C - for high reliability commercial/industrial applications Operating Temperature Range -55C to 130C n Level M - for general purpose military applications Weight 5 grams n Level T - for high reliability critical military applications Insualtion Resistance (MIN) 10K M 250Vdc Dielectric Withstanding Voltage 100Vrms Characteristics Military Pulse Height Ratio RDC Impedance Line Level Package Terminals Designation No. Part No. (in. MAX) (3%) (W MAX) (W MIN) 1 C M21038/27-05C QC1553-20 1-2 2.2 (4-3) 2 M M21038/27-05 Q1553-20 C .250 1-2:4-3 1:1.41 4-3 2.7 3,000 3 T M21038/27-05T QT1553-20 4 C M21038/27-06C QC1553-21 1-5 2.5 (6-2) 5 M M21038/27-06 Q1553-21 D .250 1-5:6.2 1CT:1CT 6-2 2.8 3,000 6 T M21038/27-06T QT1553-21 7 C M21038/27-07C QC1553-22 1-5 2.2 (6-2) 8 M M21038/27-07 Q1553-22 D .250 1-5:6.2 1CT:1.41CT 6-2 2.7 3,000 9 T M21038/27-07T QT1553-22 10 C M21038/27-08C QC1553-23 1-5 1.5 (6-2) 11 M M21038/27-08 Q1553-23 D .250 1-5:6.2 1CT:1.66CT 6-2 2.4 3,000 12 T M21038/27-08T QT1553-23 13 C M21038/27-09C QC1553-24 1-5 1.3 (6-2) 14 M M21038/27-09 Q1553-24 D .250 1-5:6.2 1CT:2CT 6-2 2.6 3,000 15 T M21038/27-09T QT1553-24 16 C M21038/27-28C QC1553-25* 1-3 0.90 (6-2) 17 M M21038/27-28 Q1553-25* D .250 1-5:6.2 1CT:1.5CT 6-2 2.5 3,000 18 T M21038/27-28T QT1553-25* 19 C M21038/27-29C QC1553-51* 1-5 0.90 (6-2) 20 M M21038/27-29 Q1553-51* D .250 1-5:6.2 1CT:1.79CT 6-2 2.5 3,000 21 T M21038/27-29T QT1553-51* 22 C M21038/27-30C QC1553-52* 1-5 1.0 (6-2) 23 M M21038/27-30 Q1553-52* D .250 1-5:6.2 1CT:2.5CT 6-2 2.8 3,000 24 T M21038/27-30T QT1553-52* *NOTE: Designed for transceivers utilizing a single supply voltage (+5V). 1 pulseelectronics.com M223.B (11/14)MIL-STD-1553 Transformers Single Ratio THT QPL Pulse Transformers Package C Package D Notes: 1. All dimensions are in inches. 2. Tolerances: .xx = +.010, .xxx = +.008 3. All specifications and dimensions are subject to change without notice. 2 pulseelectronics.com M223.B (11/14)