75 Ohm SMB PC Mount Straight Jack Receptacle INCHES (MILLIMETERS) CUSTOMER DRAWINGS AVAILABLE UPON REQUEST NICKEL PLATED GOLD PLATED A 131-8701-251 131-8701-256 .155 (3.94) CCinincch Ch Coonnnnecectitivitvity Soy Solulutitioonsns 299 J299 Johnsohnson Aon Avveennue Sue SWW, W, Waassecaeca, MN 56093 U, MN 56093 USSA 800.247.8256 +1 507 833 8822 cA 800.247.8256 +1 507 833 8822 cincinchchconneconnectitivitvityy.c.com om Mini-75 Ohm SMB Connectors INCHES (MILLIMETERS) Specifications CUSTOMER DRAWINGS AVAILABLE UPON REQUEST ELECTRICAL RATINGS Power Rating: (Loads and matching pad only) 1.0 watt at +25C derated Impedence: 75 ohms linearly to .5 watt at +125C Frequency Range: 0-2 GHz VSWR: f = GHz MECHANICAL RATINGS RG-179, RG-59, Belden 735A cable: Engagement Design: MIL-C-39012, Series SMB Straight cabled connectors............................ 1.25 + .04f Engagement/Disengagment Force: 2 pounds minimum to Right angle cabled connectors ...................... 1.35 + .04f 14 pounds maximum axial force Adapters .......................................................................................... 1.20 + .04f Contact Retention: 4 lbs. minimum axial force (captivated contacts) Type N Adapters ............................................................................. 1.05 +. 01f 1 inch-ounce minimum torque (uncabled receptacles) Matching pad 50 ohm/75 ohm .......................................................... 1.05 + .1f Cable Retention: Axial Force* Torque Loads .............................................................................................. 1.05 + .01f (pounds) (in-oz) Uncabled receptacles, opens, shorts ......................................................... N/A Connectors for RG-179, Belden 735A ............... 20 N/A Working Voltage: (Vrms maximum) Connectors for RG-59 ........................................ 40 N/A Connectors for Cable Type Sea Level 70K Feet * or cable breaking strength whichever is less. RG-179, RG-59, Belden 735A, Durability: 500 cycles minimum uncabled receptacles, adapters ........................... 335 85 Open, shorts, loads, matching pad .......................... N/A N/A ENVIRONMENTAL RATINGS (Meets or exceed the applicable paragraph Dielectric Withstanding Voltage: (VRMS minimum at sea level) of MIL-C-39012) Connectors for RG-179, RG-59, Belden 735A, Temperature Range: - 65C to +165C -- Connectors and adapters uncabled receptacles, adapters ........................................................ 1000 C to +125C -- Loads, matching pad - 65 Open, shorts, loads, matching pad ......................................................... N/A 20C to 26C -- Opens, shorts Corona Level: (Volts minimum at 70,000 feet) Thermal Shock: MIL-STD-202, Method 107, Condition B Connectors for RG-179, RG-59, Belden 735A ....................................... 250 (N/A opens, shorts, loads, matching pad) Uncabled receptacles, adapters, open, shorts, loads, matching pad: N/A o o Corrosion: MIL-STD-202, Method 101, Condition B Electrical Length: Open + 1.5 (+ 5.2 relative to short) o o (N/A opens, shorts, loads, matching pad) Short + 1.5 (+ 5.2 relative to open) o Shock: MIL-STD-210, Method 213, Condition B Adapters + 5.2 (N/A for Jack-Bulkhead Jack and N Types) (N/A opens, shorts, loads, matching pad) Insertion Loss: (dB maximum, tested at 1.5 GHz) Vibration: MIL-STD-202, Method 204, Condition B Straight cable connectors ............................................................... 0.30 dB (N/A opens, shorts, loads, matching pad) Right angle cable connectors ......................................................... 0.60 dB Temperature Coefficient: (Loads only) + 300 ppm/C Matching pad .......................................................................... 6 dB nominal Uncabled receptacles, adapters, opens, shorts, loads .......................... N/A MATERIAL SPECIFICATIONS Insulation Resistance: 1000 megohms minimum Bodies: Brass per QQ-B-626, gold plated** per MIL-G-45204 .00001 min. Contact Resistance: (milliohms maximum) After or nickel plated per QQ-N-290 Initial Environmental N type adapters stainless steel per QQ-S-763, passivated per Center contact (straight cabled connectors, MIL-F-14072 uncabled receptacles, opens, shorts, loads) ....... 6.0 8.0 Contacts: Male & Female - beryllium copper per QQ-C-530, gold plated per Center contact (right angle cabled MIL-G-45204 .00003 min. connectors and adapters) .................................. 12.0 16.0 Insulators: PTFE fluorocarbon per ASTM D 1710 and ASTM D 1457 Outer contact (gold plated connectors) ................... 1.0 1.5 Expansion Caps: Brass per QQ-B-613, gold plated per MIL-G-45204 Outer contact (nickel plated connectors) ................ 2.5 3.5 .00001 min. or nickel plated per QQ-N-290 Braid to body (gold plated connectors) ................... 1.0 N/A Crimp Sleeves: Copper per WW-T-799, gold plated per MIL-G-45204 Braid to body (nickel plated connectors) ................. 2.5 N/A .00001 min. or nickel plated per QQ-N-290 RF Leakage: (dB minimum tested at 2.5 GHz) Mounting Hardware: Brass (nuts) per QQ-B-626 or phosphor bronze Cable connectors .............................................................................. -55 dB (lockwashers) QQ-B-750, gold plated per MIL-G-45204 .00001 min. or Uncabled receptacles, adapters opens, shorts, loads,matching pad...N/A nickel plated per QQ-N-290 RF High Potential Withstanding Voltage: (Vrms minimum, tested at 4 and 7 MHz) ** All gold plated parts include a .00005 min. nickel underplate barrier layer. Connectors for RG-179, RG-59, Belden 735A ....................................... 700 Uncabled receptacles and adapters ....................................................... 600 Avoid user injury due to misapplication. See safety advisory definitions inside front cover. Opens, shorts, loads, matching pad ....................................................... N/A MATING ENGAGEMENT FOR MINI-75 OHM SMB SERIES (INTERMATABLE WITH STANDARD 50 OHM SMB) NOTES: 1. ID of contact to meet VSWR, mating charac- teristics and connector durability when mated with a dia .019-.021 (0.48/0.53) male con- tact. 2. Must meet the force to engage and disengage when mated with mating Plug Jack PPPPPllllluuuuuggggg Jack part. CCinincch Ch Coonnnnecectitivitvity Soy Solulutitioonsns 299 J299 Johnsohnson Aon Avveennue Sue SWW, W, Waassecaeca, MN 56093 U, MN 56093 USSA 800.247.8256 +1 507 833 8822 cA 800.247.8256 +1 507 833 8822 cincinchchconneconnectitivitvityy.c.com om