sm12t2

SM12T2 Series
Miniature SMD Crystal
May 2006
• The Pletronics’ SM12T2 Series is a miniature
surface mount crystal with either a metal or
ceramic cover.
• The package is ideal for automated surface
mount assembly and reflow practices.
• Tape and Reel packaging
•
•
•
•
10 MHz to 50 MHz
3.5 x 6 mm 2 pad
AT Cut Crystals Fundamental Mode
Ideal for use in hand held consumer products.
Pletronics Inc. certifies this device is in accordance with the
RoHS 6/6 (2002/95/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.06 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e4
Electrical Specification:
Item
Min
Max
Unit
Condition
Frequency Range
10
50
MHz
AT cut Fundamental
Calibration Frequency Tolerance
-10
+100
ppm
at +25oC +
_ 3oC, see part number for options
Frequency Stability over OTR
-10
+100
ppm
see part number for available options
Equivalent Series Resistance
(ESR)
-
60
Ohms
10 MHz to 16 MHz
-
40
Ohms
>16 MHz
Drive Level
-
100
μW
use 10 μW for testing
-
5
pF
Pad to Pad capacitance
Aging
-5
+5
ppm /Yr
Operating Temperature Range
-40
+85
o
+125
o
Shunt Capacitance
(C0)
Storage Temperature Range
-55
AT Cut Crystal Frequency
versus Temperature
Typical Performance:
Fundamental
at +25oC +
_ 3oC
C
see part number for available options
C
160
140
120
100
Deviation (ppm)
80
60
40
20
0
-20
-40
-60
-80
-100
-120
-140
-160
-60
-40
-20
0
20
40
60
80
100
120
Temperature (oC)
Product information is current as of publication date. The product conforms
to specifications per the terms of the Pletronics limited warranty. Production
processsing does not necessarily include testing of all parameters.
Copyright © 2006, Pletronics Inc.
SM12T2 Series
Miniature SMD Crystal
May 2006
Part Number:
SM12T2 -18
-14.31818M
-50
H
1
G
G
See chart below for available options
-XX
Internal code or blank
Highest Specified Operating Temperature
G = 70oC
A = 40oC
o
B = 45 C
H = 75oC
C = 50oC
J = 80oC
o
D = 55 C
K = 85oC
o
E = 60 C
F = 65oC
Lowest Specified Operating Temperature
F = -15oC
L = -40oC
A = +10oC
o
o
B = +5 C
G = -20 C
C = 0oC
H = -25oC
o
D = -5 C
J = -30oC
K = -35oC
E = -10oC
Mode: 1 = Fundamental
Frequency Stability
See chart below
Calibration Frequency Tolerance
+ 3oC
10 = _
+ 10 ppm at 25oC _
o
15 = _
+ 15 ppm at 25 C _
+ 3oC
o
20 = _
+ 20 ppm at 25 C _
+ 3oC
50 = _
+ 50 ppm at 25oC _
+ 3oC (Standard)
Frequency in MHz
Cload in pF
Parallel Resonance from 06 to 32 pF (18 pF std) or
SR = Series Resonance
Series Model
Available Frequency Stability versus Temperature in ppm
Operating
Temperature Range
D
E
F
G
H
J
CODE
_ 10
+
+
_ 15
+
_ 20
+
_ 30
+
_ 50
+
_ 100
0 to +45oC
CB
!
!
!
!
!
!
0 to +50oC
CC
!
!
!
!
!
!
0 to +60oC
CE
!
!
!
!
!
!
0 to +70oC
CG
!
!
!
!
!
!
-10 to +50oC
EC
!
!
!
!
!
!
-10 to +60oC
EE
!
!
!
!
!
!
-10 to +75oC
EH
!
!
!
!
!
!
-20 to +70oC
GG
!
!
!
!
STD
!
-20 to +75oC
GH
!
!
!
!
!
!
-30 to +75oC
JH
!
!
!
!
!
!
-30 to +80oC
JJ
!
!
!
!
!
!
-30 to +85oC
JK
!
!
!
!
!
!
-35 to +80oC
KJ
!
!
!
!
!
-40 to +85oC
LK
!
!
!
!
!
www.pletronics.com
425-776-1880
2
SM12T2 Series
Miniature SMD Crystal
May 2006
Part Marking:
FF.FFF M
Pymdxz
Legend:
P
= Pletronics
x
= Capacitance load code from below
FF.FFM
= Frequency in MHz
YMD
= Date of Manufacture (year, month and day)
All other marking is internal factory codes
Specifications such as frequency tolerance and operating temperature range, etc. are not identified
from the marking. External packaging labels and packing list will correctly identify the ordered
Pletronics part number.
•
•
Orientation of marking may be mixed on the tape
Traceability of part is lost once removed from reel
Code A
pF
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
U
V W
X
10 12 13
8
15 18 20 22 24 26 28 30 32 34 36 27 series 33 50 19 16 17 14
Reliability: Environmental Compliance
Parameter
Condition
Mechanical Shock
MIL-STD-883 Method 2002, Condition B
Vibration
MIL-STD-883 Method 2007, Condition A
Solderability
MIL-STD-883 Method 2003
Thermal Shock
MIL-STD-883 Method 1011, Condition A
Package Labeling
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Courier New
Bar code is 39-Full ASCII
www.pletronics.com
425-776-1880
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Arial
3
Y
SM12T2 Series
Miniature SMD Crystal
May 2006
Mechanical:
Inches
mm
A
0.138 +
_ 0.008
3.5 _
+ 0.2
B
0.236 +
_ 0.008
6.0 _
+ 0.2
C
0.044 max
1.1 max
D1
0.079
2.0
0.118
3.0
1
E
1
Typical dimensions
Not to Scale
Contacts :
Gold 11.8 μinches
0.3 μm minimum over Nickel 50 to 350 μinches
1.27 to 8.89 μm
Connection (top view):
Layout and application information
•
•
•
Trace lengths to the crystal should be kept as short as possible.
The crystal connections are sensitive to noise.
The package should be grounded for optimum performance.
www.pletronics.com
425-776-1880
4
SM12T2 Series
Miniature SMD Crystal
May 2006
Reflow Cycle (typical for lead free processing)
260°C Maximum
10 Seconds Maximum
Temperature (°C)
250
215°C±10°C
200
175°C±10°C
150
100
Approximately 50 Seconds
120 to 160 Seconds
The part may be reflowed 2 times without degradation.
Allowed rate of temperature change
Maximum 4°C per second
Tape and Reel: available for quantities of 250 to 3000 per reel (<1000 will be cut tape)
Constant Dimensions Table 1
Tape
Size
D0
8mm
D1
Min
E1
P0
1.0
S1
Min
T
Max
0.6
0.25
T1
Max
2.0
+0.05
_
12mm
1.5
1.5
1.75
4.0
16mm
+0.1
-0.0
1.5
_
+0.1
_0.1
+
24mm
P2
0.1
2.0
_
+0.1
1.5
Variable Dimensions Table 2
Tape
Size
B1
Max
E2 Min
F
P1
T2
Max
W
Max
Ao, Bo
& Ko
12 mm
7.1
10.25
5.5 _
+0.1
8.0 +
_0.1
1.5
12.3
Note 1
16 mm
7.1
14.25
7.5 _
+0.1
8.0 +
_0.1
1.5
16.3
Note 1
Note 1: Embossed cavity to conform to EIA-481-B
Dimensions in mm
Not to scale
REEL DIMENSIONS
A
B
inches
7.0
10.0
13.0
mm
177.8
254.0
330.2
inches
2.50
4.00
3.75
mm
63.5
101.6
95.3
Tape
Width
16.4
+2.0
-0.0
16.0
C
mm
D
mm
13.0 +0.5 / -0.2
16.4
+2.0
-0.0
16.4
+2.0
-0.0
Reel dimensions may vary from the above
www.pletronics.com
425-776-1880
5
SM12T2 Series
Miniature SMD Crystal
May 2006
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.
PLE does not warrant or represent that any license, either express or implied, is granted under any PLE
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
products or services does not constitute a license from PLE to use such products or services or a
warranty or endorsement thereof. Use of such information may require a license from a third party under
the patents or other intellectual property of the third party, or a license from PLE under the patents or other
intellectual property of PLE.
Reproduction of information in PLE data sheets or web site is permissible only if the reproduction is
without alteration and is accompanied by associated warranties, conditions, limitations and notices.
Reproduction of this information with alteration is an unfair and deceptive business practice. PLE is not
responsible or liable for such altered documents.
Resale of PLE products or services with statements different from or beyond the parameters stated by
PLE for that product or service voids all express and implied warranties for the associated PLE product or
service and is an unfair or deceptive business practice. PLE is not responsible for any such statements.
Contacting Pletronics Inc.
Pletronics Inc.
19013 36th Ave. West
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
425-776-1880
6