RF Coax Connectors
QMA Connectors
Material and Finish
Snap-On SMA Series of
Shells and Bodies Brass, nickel
RF Connectors
plated
Product Facts
Collars Phosphor bronze, white
bronze plated
Positive snap-on interface
facilitates assembly Outer Contacts Beryllium copper,
nickel plated
Intermateable with
Center Contacts Beryllium copper,
competitor product
gold plated
Excellent RF performance to
Dielectrics PTFE
6 GHz
Electrical Characteristics
Ideal for Communications
Frequency dc 6 GHz
and Industrial Applications
Tyco Electronics next gen- including PCB and panel Nominal Impedance 50 ohms
eration high performance mount, flexible and semi-
Voltage Rating 335 Volts (VRMS
RF products QMA (Snap-On rigid cable, and adapters. max.) @ Sea Level
SMA) connectors series Other options can be
VSWR 1.15 : 1 max. @ 6 GHz
offers the same high quality reviewed as well, including
Insulation Resistance
and performance currently additional cable sizes, PCB
5,000 megohms min.
found in the standard surface mounting, and tape
Insertion Loss .25 dB Max @ 6 GHz
Tyco Electronics SMA series and reel packaging.
Dielectric Withstanding Voltage
but does not require the
1000 Volts (VRMS max.) @ Sea Level
The QMA connector series
coupling nut torque.
Contact Resistance
is a cost effective solution
By integrating a snap-on
Center Contact 5 milliohms max.
for the challenging demands
feature to the design,
Outer Contact 4 milliohms max.
of todays commercial mar-
denser packaging can be
ketplace, with applications
achieved, and the overall Mechanical Characteristics
including cellular base sta-
applied cost is dramatically
Connector Durability
tion, handsets, and test and
reduced. The QMA connec- 100 mating cycles
measurement. Call your
tor series is excellent for
Force to Engage 27 Newtons
local sales office or author-
communications as well as
Force to Disengage 20 Newtons
ized distributor for additional
industrial applications. The
Retention Force (mated pair)
information or samples of
QMA offering is designed
60 Newtons min.
the QMA connector series.
for 100 mating cycles, oper-
Cable Retention Dependent upon
Tyco Electronics is a lead-
ates through 6 GHz, and is
cable type
ing supplier of RF and
completely intermateable
Microwave connectors and
with competitive QMA offer-
Environmental Characteristics
cable assemblies, and pro-
ings. This new QMA prod-
Temperature Rating
vides advanced technology
uct is not intermateable with
-40 to +125C
products from well known
standard SMA interfaces.
Vibration EIA-364-28,
and industry leading
Test Condition VII, Condition D
QMA connectors are avail-
brands, including AMP and
Shock EIA-364-27, Method H
able in a broad range of
M/A-COM.
Moisture Resistance EIA-364-31,
standard configurations,
Method III
Thermal Shock EIA-364-32
Note: Performance specifications
are typical, but may not apply to all
connector types.
Related Product Data
Product Specifiation 108-2087
QMA Sample Kit 1654882
Snap-On
SMA
Interface
Threaded
Interface
Board
124
Catalog 1307191 Dimensions are in millimeters Dimensions are shown for USA: 1-800-522-6752 South America: 55-11-2103-6000
Revised 3-07 and inches unless otherwise reference purposes only. Canada: 1-905-470-4425 Hong Kong: 852-2735-1628
specified. Values in brackets Specifications subject Mexico: 01-800-733-8926 Japan: 81-44-844-8013
www.tycoelectronics.com are standard equivalents. to change. C. America: 52-55-1106-0803 UK: 44-8706-080-208RF Coax Connectors
QMA Connectors (Continued)
Semi-Rigid Cable
Direct Solder Attachment
20.50
Straight Cable Plug
Ref.
[0.81]
Cable Part Number
RG 402 1408346-1
10.50
[0.41]
18.70
Ref.
Right-Angle Cable Plug
[0.74]
15.10
Ref.
[0.60]
8.71
[0.34]
Cable Part Number
RG 402 1408347-1
10.50
[0.41]
14.60
Ref.
[0.57]
10.24
[0.40]
23.05
Straight Cable Jack
[0.91]
18.05
[0.71]
Cable Part Number
RG 402 1408348-1
5.60 8.00
[0.22] [0.31]
16.05 7.00
Bulkhead Cable Jack
[0.63] [0.28]
3.20
2.00
Max. Panel
Cable Part Number
[0.13]
[0.08]
RG 402 1408349-1
7.20
5.60
Min.
[0.28]
[0.22]
9.50
6.46
Hex.
Across Flat
[0.38] 6.50
[0.25]
9.50
[0.26]
Hex.
[0.38]
Min.
Recommended Mounting Hole
Note: Part Numbers are RoHS compliant except: Indicates non-RoHS compliant.
125
Catalog 1307191 Dimensions are in millimeters Dimensions are shown for USA: 1-800-522-6752 South America: 55-11-2103-6000
Revised 3-07 and inches unless otherwise reference purposes only. Canada: 1-905-470-4425 Hong Kong: 852-2735-1628
specified. Values in brackets Specifications subject Mexico: 01-800-733-8926 Japan: 81-44-844-8013
www.tycoelectronics.com are standard equivalents. to change. C. America: 52-55-1106-0803 UK: 44-8706-080-208