wx

WX Series
Low Frequency Crystal
February 2016
• The Pletronics’ WX Series is a cylindrical
watch crystal.
• 32.768 KHz only
• XY Cut Crystal
• Available in 2 sizes - WX:3x8mm,
WX26:2x6mm
Pletronics Inc. certifies this device is in accordance with the
RoHS (2011/65/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadmium, Hexavalent Chromium, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.042 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e3
Part Number:
WX26
-32.768K
6pF
SMD
-xxx
Internal code or blank
Only WX26 available in SMD
WX26 available @ 6.0pF &
12.5pF load
WX available @ 12.5pF load
Nominal Frequency in KHz
Model Number:
WX: 3x8mm
WX26: 2x6mm
Reliability: Environmental Compliance
Parameter
Condition
Mechanical Shock
MIL-STD-883 Method 2002, Condition A
Vibration
MIL-STD-883 Method 2007, Condition A
Solderability
MIL-STD-883 Method 2003
Thermal Shock
MIL-STD-883 Method 1011, Condition A
Product informatin is current as of publication date. The product conforms
to specifications per the terms of the Pletronics standard warranty. Production
processsing does not necesarily include testing of all parameters.
Copyright © 2005, 2006 Pletronics Inc.
WX Series
Low Frequency Crystal
February 2016
Electrical Specification:
Item
Min
Frequency
Calibration Frequency Tolerance
Max
Unit
32.768
kHz
-20
+20
ppm
Equivalent Series Resistance
--
40K
Ohms
Drive Level
--
1.0
uW
Turn Over Temperature
20
30
Temperature Coefficient
Q Factor
Condition
o
at +25oC, (+/- 30 ppm @6.0 pF Load)
Nominal is 25oC
C
ppm/oC2
-0.034
30000
--
typical
Q
Load Capacitance
12.5
pF
Standard (see options in part # table)
Shunt Capacitance
1.7
pF
Pin to Pin Capacitance, Max
Aging (for first year)
-3
+3
Crystal Cut
ppm/Yr
at 25oC +
_ 3 oC
XY Cut
Operating Temperature Range
for thru hole models
-10
+60
o
C
Operating Temperature Range
For WX26-32.768K-SMD
-40
+85
o
C
Storage Temperature Range
-55
+125
o
C
Shock Resistance
-5
+5
ppm
Vibration Resistance
-5
+5
ppm
Reflow Resistance
-10
+10
ppm
XY Crystal Frequency
versus Temperature
Typical Performance:
(30 ppm Std)
0
-20
Deviation (ppm)
-40
-60
-80
-100
-120
-140
-160
-45
-35
-25
-15
-5
5
15
25
35
45
55
65
75
85
Temperature (C)
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WX Series
Low Frequency Crystal
February 2016
Mechanical:
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WX Series
Low Frequency Crystal
February 2016
Package Labeling
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Courier New
Bar code is 39-Full ASCII
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Arial
Part Marking:
• Marking consists of an internal manufacturing date code
• Orientation of marking may be mixed on the tape
• Traceability of part’s specification is lost once removed from reel
Layout and application information
• Trace lengths to the crystal should be kept as short as possible.
• The crystal connections are sensitive to noise.
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WX Series
Low Frequency Crystal
February 2016
IMPORTANT NOTICE
Pletronics Incorporated (PLE) reserves the right to make corrections, improvements, modifications and
other changes to this product at anytime. PLE reserves the right to discontinue any product or service
without notice. Customers are responsible for obtaining the latest relevant information before placing
orders and should verify that such information is current and complete. All products are sold subject to
PLE’s terms and conditions of sale supplied at the time of order acknowledgment.
PLE warrants performance of this product to the specifications applicable at the time of sale in accordance
with PLE’s limited warranty. Testing and other quality control techniques are used to the extent PLE
deems necessary to support this warranty. Except where mandated by specific contractual documents,
testing of all parameters of each product is not necessarily performed.
PLE assumes no liability for application assistance or customer product design. Customers are
responsible for their products and applications using PLE components. To minimize the risks associated
with the customer products and applications, customers should provide adequate design and operating
safeguards.
PLE products are not designed, intended, authorized or warranted to be suitable for use in life support
applications, devices or systems or other critical applications that may involve potential risks of death,
personal injury or severe property or environmental damage. Inclusion of PLE products in such
applications is understood to be fully at the risk of the customer. Use of PLE products in such applications
requires the written approval of an appropriate PLE officer. Questions concerning potential risk
applications should be directed to PLE.
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patent right, copyright, artwork or other intellectual property right relating to any combination, machine or
process which PLE product or services are used. Information published by PLE regarding third-party
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warranty or endorsement thereof. Use of such information may require a license from a third party under
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Contacting Pletronics Inc.
Pletronics Inc.
19013 36th Ave. W, Suite H
Lynnwood, WA 98036-5761 USA
Tel: 425-776-1880
Fax: 425-776-2760
E-mail: [email protected]
URL: www.pletronics.com
Copyright © 2005, 2006, Pletronics Inc.
www.pletronics.com
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