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| DVMSA28 Series HIGH RELIABILITY HYBRID EMI FILTERS DESCRIPTION The DVMSA28 series of hybrid EMI filters is operable over the full military (-55 C to +125 C) temperature range with no power derating. The DVMSA28 EMI filter is designed to filter conducted emissions of DVSA series DC-DC converters. These filters are designed and manufactured in a facility qualified to ISO9001 and certified to MIL-PRF38534 and MIL-STD-883. This product may incorporate one or more of the following U.S. patents: 5,784,266 5,790,389 5,963,438 5,999,433 6,005,780 6,084,792 6,118,673 FEATURES * * * * * * * * * * * * High Reliability Wide Input Voltage Range: 0 to 50 Volts per MIL-STD-704 Up to 0.8 Amp Maximum Current 40 dB Minimum Attenuation at 500 kHz Industry Standard Pinout High Input Transient Voltage: 80 Volts for 1 sec per MIL-STD-704A Precision Projection Welded Hermetic Package Custom Versions Available Additional Environmental Screening Available Meets MIL-STD-461C and MIL-STD-461D EMC Requirements Protects Against Conducted Susceptibility Specified in MIL-STD-461C, CS01 and CS02 MIL-PRF-38534 Element Evaluated Components Figure 1 - DVMSA28 EMI Filter (Not To Scale) 1X023DSE 11314 4th Avenue West, Suite 206 Everett, WA 98204 http://www.vpt-inc.com Sales Information: Phone: (425) 353-3010 Fax: (425) 353-4030 E-mail: vptsales@vpt-inc.com 1 DVMSA28 Series SPECIFICATIONS (TCASE = -55C to +125C, VIN = +28V 5%, Full Load, Unless Otherwise Specified) ABSOLUTE MAXIMUM RATINGS Input Voltage (Continuous) Input Voltage (Transient, 1 second) Output Current Power Dissipation (Full Load, TCASE = +125C) 50 VDC 80 Volts 0.8 Amps 0.18 Watts Storage Temperature Lead Solder Temperature (10 seconds) Weight (Maximum) -65C to +150C 300C 11 Grams Parameter STATIC INPUT 2 Voltage Current 1,2,3 Conditions Min Continuous Transient, 1 sec Continuous Continuous Continuous Continuous 0 40 10 100 0 0 DVMSA28 Typ 28 VOUT = VIN - (IIN x RDC) 3.15 0.8 280 0.18 30 - Units Max 50 80 0.8 V V A V A m W dB nF M MHrs OUTPUT 2 Voltage Current 2,3 DC RESISTANCE POWER DISSIPATION NOISE REJECTION CAPACITANCE ISOLATION MTBF (MIL-HDBK-217F) 2 Continuous f = 500 kHz Pin to Case Any Pin to Case, 500 VDC AIF @ TC = 55C Notes: 1. Derate linearly to 0 at 135C. 2. Verified by qualification testing. 3. Rated current applies at any voltage. BLOCK DIAGRAM PIN 1 28V IN PINS 2, 3 28V OUT PINS 4, 8 CASE IN COM PIN 7 OUT COM PINS 5, 6 Figure 2 1X023DSE 2 DVMSA28 Series CONNECTION DIAGRAM DVMSA28 EMI FILTER 1 28V IN 28V OUT 2, 3 DVSA2800S DC-DC CONVERTER 6 28V IN +V OUT 1 LOAD 28 Vdc + 7 IN COM OUT COM 4, 8 CASE 5, 6 5 INH OUT COM 2 7 IN COM 8 Figure 3 - DVMSA28 EMI Filter Hookup with Single Converter EMI PERFORMANCE CURVES (TCASE = 25C, VIN = +28V 5%, Full Load, Unless Otherwise Specified) Figure 4 - MIL-STD-461C DVSA2800D Without EMI Filter Figure 5 - MIL-STD-461C DVSA2800D With DVMSA28 EMI Filter 1X023DSE 3 DVMSA28 Series EMI MEASUREMENT METHODS CONNECTION DIAGRAMS TO 50 OHM INPUT +V IN 10 uF +V OUT CURRENT TRANSFORMER TO D.U.T. 10 uF -V IN -V OUT Figure 6 - MIL-STD-461C Measurement Method (Feedthrough Capacitor) +V IN 50 uH +V OUT TO 50 OHM INPUT -V IN 50 uH -V OUT Figure 7 - MIL-STD-461D Measurement Method (LISN) 1X023DSE 4 DVMSA28 Series PACKAGE SPECIFICATIONS TOP VIEW SIDE VIEW PIN 1 2 3 4 5 6 7 8 FUNCTION 28V IN 28V OUT 28V OUT CASE OUT COM OUT COM IN COM CASE BOTTOM VIEW Figure 8 - Package and Pinout (Dimensional Limits are 0.005" Unless Otherwise Stated) 1X023DSE 5 DVMSA28 Series PACKAGE PIN DESCRIPTION Pin 1 2, 3 4, 8 5, 6 7 Function 28V IN 28V OUT CASE OUT COM IN COM Description Positive Input Voltage Connection Positive Output Voltage Connection Case Connection Output Common Connection Input Common Connection 1X023DSE 6 DVMSA28 Series ENVIRONMENTAL SCREENING (100% Tested Per MIL-STD-883 as referenced to MIL-PRF-38534) Screening NonDestructive Bond Pull Internal Visual Temperature Cycling Constant Acceleration PIND Pre Burn-In Electrical MIL-STD-883 Standard (No Suffix) Extended /ES N/A * HB /HB N/A * * * Class H /H N/A * * * Class K /K N/A * * * * * * N/A - Products do not contain Wirebonds Method 2017, 2032 Internal Procedure Method 1010, Condition C Method 1010, -55C to 125C Method 2001, 3000g, Y1 Direction Method 2001, 500g, Y1 Direction Method 2020, Condition A2 100% at 25C Method 1015, 320 hours at +125C Method 1015, 160 hours at +125C 96 hours at +125C 24 hours at +125C MIL-PRF-38534, Group A1 100% at 25C Method 1014, Fine Leak, Condition A Method 1014, Gross Leak, Condition C -3 Dip (1 x 10 ) Method 20123 Method 2009 N/A * * * Burn-In * * * * * Final Electrical * * * * * * Hermeticity * * * * * * * Radiography External Visual * * * * * * Notes: 1. 2. 3. 100% R&R testing at -55C, +25C, and +125C with all test data included in product shipment. PIND test Certificate of Compliance included in product shipment. Radiographic test Certificate of Compliance and film(s) included in product shipment. 1X023DSE 7 DVMSA28 Series ORDERING INFORMATION DVMSA 1 28 2 /HB 3 - XXX 4 (1) Product Series DVMSA (2) Nominal Input Voltage 28 28 Volts (3) Screening Code1, 2 None /ES /HB /H /K Standard Extended HB Class H Class K (4) Additional Screening Code Contact Sales Notes: 1. 2. Contact the VPT Inc. Sales Department for availability of Class H (/H) or Class K (/K) qualified products. VPT Inc. reserves the right to ship higher screened or SMD products to meet lower screened orders at our sole discretion unless specifically forbidden by customer contract. Please contact your sales representative or the VPT Inc. Sales Department for more information concerning additional environmental screening and testing, different input voltage, output voltage, power requirement, source inspection, and/or special element evaluation for space or other higher quality applications. 1X023DSE 8 DVMSA28 Series SMD (STANDARD MICROCIRCUIT DRAWING) NUMBERS Standard Microcircuit Drawing (SMD) *T.B.D. DVMSA28 Series Similar Part Number DVMSA28/H Do not use the DVMSA28 Series similar part number for SMD product acquisition. It is listed for reference only. For exact specifications for the SMD product, refer to the SMD drawing. SMD's can be downloaded from the DSCC website at http://www.dscc.dla.mil/programs/smcr/. The SMD number listed above is for MIL-PRF-38534 Class H screening, standard gold plated lead finish, and no RHA (Radiation Hardness Assurance) level. Please reference the SMD for other screening levels, lead finishes, and radiation levels. CONTACT INFORMATION To request a quotation or place orders please contact your sales representative or the VPT Inc. Sales Department at: Phone: Fax: E-mail: (425) 353-3010 (425) 353-4030 vptsales@vpt-inc.com All information contained in this datasheet is believed to be accurate, however, no responsibility is assumed for possible errors or omissions. The products or specifications contained herein are subject to change without notice. 1X023DSE 9 |
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