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INCHES (MILLIMETERS)
CUSTOMER DRAWINGS AVAILABLE UPON REQUEST
50 Ohm SMB PC Mount
Right Angle Jack Receptacle - Die Cast
131-1701-376
NICKEL PLATEDGOLD PLATED
131-1701-371
Mounting hole layout
Cinch Connectivity Solutions
299 Johnson Avenue SW, Waseca, MN 56093 USA • 800.247.8256 • +1 507 833 8822 • cinchconnectivity.com
Cinch Connectivity Solutions
299 Johnson Avenue SW, Waseca, MN 56093 USA • 800.247.8256 • +1 507 833 8822 • cinchconnectivity.com
came R653, and .08 .m (1.5m MW M74137 (a ”M an .007 (o ‘8) MIN mar (12‘ < .4a»c,ssw="" (5="" 010="" (0,251="" max="" rm="" palm="" see="" noie="" v="" .064="" 0.52)="" max="" 423="" uanzum="" m="" see="" ndye="" 1="" was="" «673)="" w="" .n:|="" reference="" plane="44" c2:="" -="" .="" ow="" «1:0th="" l="" a="" l="" as="" «3="" 45,="" reference="" plane="" ¢vosz="" (2‘03)="" mw="" as="" ms="" (3="" 7n="" max="" cmch="" cuwmwwv="" mumum="" o="" be‘="" gvour)="" contacts)="" eceptames="" torque="" .m-ju="" 13="" 33-153)="" 000="" to="" am="" min="" cm="" (0.25b="" um="" 050="" mm="" mm="" .007="" «um="" max="" .007="" (0.1m="" max="" "7="" «z="" 97»="" max="" .052="" (1.32)="" mm="" reference="" plane="" .0112015="" 10.2370="" 35=""> ala‘le 0277.037 migrate“ L nos-.010 (0.5-0.251
INCHES (MILLIMETERS)
CUSTOMER DRAWINGS AVAILABLE UPON REQUEST
Plug
Plug
Jack
Jack
SMB - 50 Ohm Connectors
Specifications
** All gold plated parts include a .00005" min. nickel underplate barrier layer.
ELECTRICAL RATINGS
Impedance: 50 ohms
Frequency Range: Connectors ...................................................... 0-4 GHz
Dummy loads .................................................. 0-1 GHz
VSWR: elgnA thgiRthgiartS)zHG = f(
Cabled Cabled
RG-178 cable .................................................... 1.30 + .04f 1.45 + .06f
RG-316, RG-58, and .086 semi-rigid cable ....... 1.25 + .04f 1.35 + .04f
Adapters ............................................................ 1.20 + .04f
Uncabled receptacles, dummy loads ........................................................ N/A
Working Voltage: (Vrms maximum)
Connectors for Cable Type Sea Level 70K Feet
RG-178 ....................................................... 250 60
RG-316, RG-58, .086 semi-rigid
uncabled receptacles, adapters ................ 335 85
Dummy loads .................................................................................... N/A
Dielectric Withstanding Voltage: (VRMS minimum at sea level)†
Connectors for RG-178 ......................................................................... 750
Connectors for RG-316, RG-58, .086 semi-rigid,
uncabled receptacles, adapters ......................................................... 1000
Dummy loads .................................................................................... N/A
Corona Level: (Volts minimum at 70,000 feet)
Connectors for RG-178 ......................................................................... 185
Connectors for RG-316, RG-58, .086 semi-rigid ................................... 250
Uncabled receptacles, adapters, dummy loads .................................... N/A
Insertion Loss: (dB maximum, tested at 1.5 GHz)
Straight cable connectors ............................................................... 0.30 dB
Right angle cable connectors ......................................................... 0.60 dB
Uncabled receptacles, adapters and dummy loads .............................. N/A
Insulation Resistance: 1000 megohms minimum
Contact Resistance: (milliohms maximum) Initial After Environmental
Center contact (straight cabled connectors
and uncabled receptacles) .................................. 6.0 8.0
Center contact (right angle cabled
connectors and adapters) .................................. 12.0 16.0
Outer contact (gold plated connectors) ................... 1.0 1.5
Outer contact (nickel plated connectors) ................ 2.5 3.5
Braid to body (gold plated connectors) ................... 1.0 N/A
Braid to body (nickel plated connectors) ................. 2.5 N/A
RF Leakage: (dB minimum tested at 2.5 GHz)
Cable connectors .............................................................................. -55 dB
Uncabled receptacles, adapters and dummy loads ............................... N/A
RF High Potential Withstanding Voltage: (Vrms minimum, tested at 4 and 7
MHz)
Connectors for RG-178 ......................................................................... 500
Connectors for RG-316, RG-58 ............................................................. 700
Uncabled receptacles and adapters ...................................................... 600
Dummy loads ........................................................................................ N/A
Power Rating (Dummy Load): 0.5 watt @ +25oC, derated to 0.25 watt @
+125o C
MECHANICAL RATINGS
Engagement Design: MIL-C-39012, Series SMB
Engagement/Disengagment Force: 2 pounds min to 14 pounds
maximum axial force
Contact Retention: 4 lbs. min axial force (captivated contacts)
1 inch-ounce min torque (uncabled receptacles)
Cable Retention:Axial Force* (pounds) Torque (in-oz)
Connectors for RG-178 ............................... 10 N/A
Connectors for RG-316 ............................... 20 N/A
Connectors for RG-58 ................................. 40 16
Connectors for .086 semi-rigid .................... 30 16
* or cable breaking strength whichever is less.
Durability: 500 cycles minimum
ENVIRONMENTAL RATINGS
(Meets or exceed the applicable paragraph of MIL-C-39012)
Temperature Range: Connectors ....................................... - 65oC to + 165oC
Dummy loads ................................... - 65oC to + 125oC
Thermal Shock: MIL-STD-202, Method 107, Condition B (N/A dummy loads)
Corrosion: MIL-STD-202, Method 101, Condition B (N/A dummy loads)
Shock: MIL-STD-202, Method 213, Condition B (N/A dummy loads)
Vibration: MIL-STD-202, Method 204, Condition B (N/A dummy loads)
MATERIAL SPECIFICATIONS
Bodies: Brass per QQ-B-626 or zinc per ASTM B86-71, gold plated** per MIL-
G-45204 .00001 min or nickel plated per QQ-N-290
Contacts: Male - brass per QQ-B-626, gold plated per MIL-G-45204 .00003"
min.
Female - beryllium copper per QQ-C-530, gold plated per MIL-G-45204
.00003" min.
Insulators: PTFE fluorocarbon per ASTM D 1710 and ASTM D 1457 OR Teflon
PFA 340
Expansion Caps: Brass per QQ-B-613, gold plated per MIL-G-45204 .00001"
min. or nickel plated per QQ-N-290
Crimp Sleeves: Copper per WW-T-799, gold plated per MIL-G-45204 .00001"
min. or nickel plated per QQ-N-290
Mounting Hardware: Brass (nuts) per QQ-B-626 or phosphor bronze
(lockwashers) QQ-B-750, gold plated per MIL-G-45204 .00001" min. or nickel
plated per QQ-N-290
Cover Rings: Phosphor Bronze per QQ-B-750, gold plated per MIL-G-45204
.00001 min. or nickel plated per QQ-N-290.
Notes
1. ID of contact to meet VSWR mating char-
acteristics and connector durability when
mated with a dia .019 /0.53 male contact.
2. Must meet the force to engage and disen-
gage when mated with mating part.
MATING ENGAGEMENT FOR SMB
SERIES PER MIL-C-39012
Avoid user injury due to misapplication. See safety advisory definitions inside front cover.
Cinch Connectivity Solutions
299 Johnson Avenue SW, Waseca, MN 56093 USA • 800.247.8256 • +1 507 833 8822 • cinchconnectivity.com
Cinch Connectivity Solutions
299 Johnson Avenue SW, Waseca, MN 56093 USA • 800.247.8256 • +1 507 833 8822 • cinchconnectivity.com