/Benefits
Amphenol manufactures a full line
of BNC connectors to meet all users
needs. Parts which are listed with
the appropriate M39012 number in
t h e c a t a l o g a r e M i l i t a r y G r a d e
connectors produced in accordance
with and actively qualified to the
military specification MIL-C-39012.
C o n n e c t o r s n o t l i s t e d w i t h t h e
M 3 9 0 1 2 n u m b e r c o n s t i t u t e t h e
Industrial Grade product offering.
T h e s e c o n n e c t o r s p r o v i d e
c o m p a r a b l e p e r f o r m a n c e a n d
generally feature nickel plated brass
bodies, Teflon insulators, and either
gold or silver plated center contacts.
A m p h e n o l s C o m m e rc i a l G r a d e
connector offering carries the part
number designation RFX for easy
r e c o g n i t i o n . T h e s e l o w c o s t
connectors typically utilize diecast
a n d m o l d e d c o m p o n e n t s . W h i l e
performance will not be equal to
t h e I n d u s t r i a l o r M i l i t a r y g r a d e
p ro d u c t s , t h e s e c o n n e c t o r s a re
i d e a l f o r u s e o n a v a r i e t y o f
commercial applications.
Amphenols 50 ohm BNC connectors
(where indicated) are recognized
under the Component Program of
U n d e r w r i t e r s L a b o r a t o r i e s , I n c .
They are ideal for use with medical
equipment and test instrumentation
w h e r e s a f e t y c a n n o t b e
compromised.
Applications
Computers/LANs
Test and Measurement
Medical Equipment
Telecommunications
W ireless/Networks
BNC 50 ohm
Coaxial Connectors
Amphenol
®
50 ohm
BNC 50 ohm Connectors
106
Plugs and Jacks
108-113
Adapters
119
PCB Connectors
120-121
106
Amphenol Corporation Tel: 800-627-7100
www.amphenolrf.com BNC
Amphenol
®
Specifications
107
Amphenol Corporation Tel: 800-627-7100
www.amphenolrf.com
BNC
BNC
ELECTRICAL
Impedance
50 ohms nominal
Frequency range
0-4 Ghz w/low reflection
Voltage rating
500 volts peak
Dielectric
1,500 volts rms.
withstanding voltage
VSWR M39012
straight
connectors:
1.3 max. 0-4 GHz
M39012 right angle:
1.35 max. 0-4 GHz
Other (MIL-C-39012
Contact resistance:
cable connectors)
center contact 1.5
milliohm
outer contact 0.2
milliohm
Braid to body 0.1
milliohm
RF leakage: - 55 dB
minimum at 3 GHz
Insertion loss: 0.2 dB
maximum at 3 GHz
Insulation resistance:
5000 megohms (min.)
MECHANICAL
Mating
2-stud bayonet
coupling per M39012
Cable affixment
All crimps: hex braid
(braid or jacket)
crimp.
Clamps: screw-thread
nut and braid clamp.
Cable affixment
Crimps: crimp or solder
(center conductor)
All others: solder only
Captivated
All crimps
contact
Others: where specified.
Cable retention
Crimps: 20-100 lbs.
All others: 30-70 lbs.
MILITARY SPECIFICATIONS
MIL-C-39012 Where
applicable
MATERIAL
Center contacts
Male: brass
Female: Beryllium
copper or phosphor
bronze. Silver or gold
plated
Other metal parts
Brass,
Nickel finish
except M39012 silver.
Insulators
TFE; copolymer of
styrene, glass-TFE
(hermetically sealed)
Clamp gaskets
Synthetic rubber,
Silicone rubber
Crimp ferrule
Copper / Brass
ENVIRONMENTAL
Temperature range
TFE insulators:
- 65°C to + 165°C
Copolymer of Styrene:
- 55°C to + 85°C
Weatherproof
Clamps with clamp
gaskets.
Crimps with heat-shrink
tubing.
Hermetic seals
Pass helium leak test of
2 X 10
-8
cc/sec
Shock
MIL-Std. 202 method
202
Vibration
MIL-Std. 202 method
204 (test cond. D)
Moisture resistance
MIL-Std. 202 method
106
Corrosion
MIL-Std. 202 method
101 (test cond. B)
Temperature
MIL-Std. 202 method
cycling
102 (test cond. D)
Altitude
MIL-Std. 202 method
105 (test cond. C)
NOTE: These characteristics are typical and may not
apply to all connectors.
Also see 75 ohm BNC connectors in the following
section
.078 MIN
55 /65
1 /4
.081/.087
.052/.054
.025 MAX
.210/.230
.208/.228
.006 MIN
.003 MIN
Å.322 MAX
.385/.390
.190 MIN
REF PLANE
.081/.087
.195
.414 MIN
.188/.208
.186/.206
.327/.335
.204/.208
.006 MAX
.075/.081
.015/.030
.432/.436
.378/.382
.346/.356
.327/.333
.319/.321
.256 MAX
.186 MAX
MIN
REF PLANE
JACK
PLUG
.081/.087
.195
MIN