MDM (Military M831/1 and /2) Thick Film Resistor Networks, Military, MIL-PRF-831 Qualified, Type RZ1 and RZ2 Dual-In-Line, Molded DIP STANDARD ELECTRICAL SPECIFICATIONS VISHAY DALE MODEL/ PIN NO. MIL STYLE MIL SPEC. SHEET SCHEMATIC POWER RATING ELEMENT P 7 C W POWER RATING PACKAGE P 7 C W 1 (B).1 1.3 1 to 1M MDM1 RZ1 1 3 (A).2 1. 1 to 1M 5 (J).5 1.2 Consult factory 1 (B).1 1.5 1 to 1M MDM16 RZ2 2 3 (A).2 1.6 1 to 1M 5 (J).5 1. Consult factory Notes (1) K = ± 1 ppm/ C; M = ± 3 ppm/ C (2) ± 2 % standard, ± 1 % and ± 5 % available FEATURES Isolated, bussed and dual terminator schematics available MIL-PRF-831 qualified Epoxy molded construction All device leads are hot-solder dipped Available in tube pack TCR available in K (± 1 ppm/ C) or M (± 3 ppm/ C) depending on style 1 % screen tested per group A, subgroup 1 of MIL-PRF-831 All devices are capable of passing the MIL-STD-22, method 21, condition D, Resistance to Soldering Heat test RANGE TOLERANCE (2) ± % TEMPERATURE COEFFICIENT (1) (-55 C to +125 C) ± ppm/ C WEIGHT g 1, 2, 5 1, 3 1.3 1, 2, 5 1, 3 1.5 GLOBAL PART NUMBER INFORMATION New Global Part Numbering: M8311M221GBD (preferred part numbering format) M 8 3 1 1 M 2 2 1 G B D M831 1 = 1 pin K = 1 ppm 3 digit significant F = ± 1 % A = Isolated D = Tin/lead, tube 2 = 16 pin M = 3 ppm figure, followed G = ± 2 % B = Bussed DSL = Tin/lead, tube, by a multiplier J = ± 5 % single lot date code 1R = 1 332 = 33 k 1 = 1 M Historical Part Number Example: M8311M221GB (will continue to be accepted) M831 1 M 221 G B D New Global Part Numbering: M8312KA1GJD (preferred part numbering format) M 8 3 1 2 K A 1 G J D M831 1 = 1 pin K = 1 ppm Per Std. F = ± 1 % J = Dual D = Tin/lead, tube 2 = 16 pin M = 3 ppm MIL. Spec. G = ± 2 % terminator DSL = Tin/lead, tube, (see Impedance J = ± 5 % single lot date code Codes table) Historical Part Number Example: M8312KA1GJ (will continue to be accepted) M831 2 K A1 G J D Note For additional information on packaging, refer to the Through-Hole Network Packaging document (www.vishay.com/doc?3152). Revision: 12-Sep-13 1 Document Number: 31516 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91
MDM (Military M831/1 and /2) DIMENSIONS in inches (millimeters) A ±.1 (.25) TYP.3 (.762).31 ±.1 (7.87 ±.25).25 ±.5 (6.35 ±.127).12 ±.5 (3.5 ±.127) Identification.75 ±.15 (1.91 ±.381).18 ±.3 (.57 ±.76).13 +.15 -.5 (3.3 +.381 -.127).1 +.5 -.2 (.25 +.127 -.51).1 ±.1 (2.5 ±.25) Non-Accumulative Tol. C Spaces B ±.1 (.25).5 ±.5 (1.27 ±.127).29 Min..32 Nom..36 Max. (7.37 Min. 8.13 Nom. 9.1 Max.) VISHAY DALE MODEL A B C MDM1.75 (19.5).6 (15.2) 6 MDM16.85 (21.59).7 (17.78) 7 IMPEDANCE CODES CODE R 1 ( ) R 2 ( ) CODE R 1 ( ) R 2 ( ) A1 82 13 A1 33 7 A2 12 2 A11 33 68 A3 13 21 A12 1.5K 3.3K A 16 26 A13 3K 6.2K A5 18 2 A1 18 27 A6 18 39 A15 27 27 A7 22 27 A16 56 56 A8 22 33 A17 56 1.2K A9 33 39 A18 62 2.7K TECHNICAL SPECIFICATIONS PARAMETER UNIT MDM SERIES Maximum Operating Voltage V DC 1 Voltage Coefficient of Resistance V eff < 5 ppm Dielectric Strength V AC 2 per min Insulation Resistance 1 M Operating Temperature Range C -55 to +125 Storage Temperature Range C -55 to +15 MECHANICAL SPECIFICATIONS Marking Resistance to Solvents Solderability Body Terminals Permanency testing per MIL-PRF-831 Per MIL-PRF-831 Molded epoxy Copper alloy, hot-solder dipped Revision: 12-Sep-13 2 Document Number: 31516 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91
MDM (Military M831/1 and /2) CIRCUIT APPLICATIONS 1 Schematic MDM11 (M8311xxxxxxB) MDM161 (M8312xxxxxxB) 13 or 15 resistors with one pin common The MDMxx1 provides the user with a choice of 13 or 15 nominally equal resistors, each connected to a common pin. Commonly used in the following applications: MOS/ROM Pull-up/Pull-down Open Collector Pull-up Wired OR Pull-up Power Driven Pull-up TTL Input Pull-down Digital Pulse Squaring TTL Unused Gate Pull-up High Speed Parallel Pull-up 3 Schematic MDM13 (M8311xxxxxxA) MDM163 (M8312xxxxxxA) 7 or 8 isolated resistors The MDMxx3 provides the user with a choice of 7 or 8 nominally equal resistors, with each resistor isolated from all others. Commonly used in the following applications: 5 Schematic MDM11 MDM161 MDM13 MDM163 Wired OR Pull-up Power Driven Pull-up Power Gate Pull-up Line Termination Long-line Impedance Balancing LED Current Limiting ECL Output Pull-down TTL Input Pull-down R1 R1 R1 R1 R1 R1 R1 R2 R2 R2 R2 R2 R2 R2 R1 R1 R1 R1 R1 R1 R1 R2 R2 R2 R2 R2 R2 R2 MDM15 (M8311xxxxxxJ) MDM165 (M8312xxxxxxJ) 12 or 1 resistor pairs The MDMxx5 provides the user with a choice of 12 or 1 pairs of R1/R2 resistor values for pulse squaring and TTL dual-line terminating requirements. MDM15, MDM165 CAGE CODE: 91637 DERATING 1 Schematic 3 Schematic 5 Schematic 1.5 1.3 MDM 1 1.6 1. MDM 1 1. 1.2 MDM 1 1. 1. 1. Single Resisto r.1-55 + 25 + 7 + 125 + 15 Single Resisto r.2-55 + 25 + 7 + 125 + 15 Single Resistor.5-55 + 25 + 7 + 125 + 15 Revision: 12-Sep-13 3 Document Number: 31516 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91
MDM (Military M831/1 and /2) PERFORMANCE TEST Power Conditioning CONDITIONS 1.5 x rated power, applied 1.5 h ON and.5 h OFF for 1 h ± h at +25 C ambient temperature MAX. R (TYPICAL TEST LOTS) ±.5 % R Thermal Shock 5 cycles between -65 C and +125 C ±.5 % R Short Time Overload 2.5 x rated working voltage for 5 s Low Temperature Operation 5 min at full rated working voltage at -65 C ±.25 % R (Char. K) ±.5 % R (Char. M) ±.25 % R (Char. K) ±.5 % R (Char. M) Moisture Resistance 2 h with humidity ranging from 8 % RH to 98 % RH ±.5 % R Resistance to Soldering Heat Leads immersed in +26 C solder to within 1/16" of body for 1 s ±.25 % R Shock Total of 18 shocks at 1 g s ±.25 % R Vibration 12 h at maximum of 2 g s between 1 Hz and 2 Hz ±.25 % R Load Life 1 h at +7 C, rated power applied 1.5 h ON,.5 h OFF for full 1 h period ±.5 % R (Char. K) ± 2. % R (Char. M) Terminal Strength.5 pound pull for 3 s ±.25 % R Insulation Resistance 1 M (minimum) - Dielectric Withstanding Voltage No evidence of arcing or damage (2 V RMS for 1 min) - Revision: 12-Sep-13 Document Number: 31516 ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91
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