FREQUENCY
QESM042
SMD 6.0x3.5 Crystal – Ceramic SMD 2 pads packaged
Specification (Rev-A)
Electrical Characteristics ......................................................P01
ESR vs. frequency range and Mode of vibration ..................P01
Mechanical Characteristics ...................................................P01
Ordering Information .............................................................P02
Suggested Reflow Soldering profile ......................................P02
Tape Drawing........................................................................P03
Reel Drawing ........................................................................P03
Frequency
QESM042
SMD 6.0x3.5 Crystal – Ceramic SMD 2 pads packaged
Specification (rev-A)
September 01
th
, 2006
Electrical Characteristics
Electrical Parameters
Frequency range
Temperature Stability
Operating Temperature Range
Storage temperature range
Shunt capacitance C
0
Load capacitance
Drive level
Aging (First Year)
Insulator resistance
Unit
MHz
± ppm
°C
°C
pF
pF
µW
± ppm
MΩ
500
10
-40
Minimum Typical Maximum
10
10
10
30
30
-20/+70
80
50
50
-40/+85
+85
7.0
10pF ~ 30pF or series
100
3
Ref at 25°C
At 100V
DC
Customized specification upon request
Refer to Ordering Information
Refer to Ordering Information
Refer to Ordering Information
Refer to Ordering Information
Test conditions
Frequency Tolerance
(at 25°C) ± ppm
ESR vs. frequency range and Mode of vibration
Frequency range
(MHz)
10.000 to 10.999
11.000 to 11.999
12.000 to 15.999
Mode of vibration Max ESR (Ω)
Fund. / AT
Fund. / AT
Fund. / AT
100
80
60
Frequency range
(MHz)
16.000 to 39.999
40.000 to 80.000
Mode of vibration
Fund. / AT
3
rd
/ AT
Max ESR (Ω)
40
70
Mechanical Characteristics
Marking for QESM042
Line 1 Manuf code +Temex
code (6 digits)
Line 2 Frequency in MHz
(6digits)
Mechanical conditions
Vibration 10g, 10Hz to 2KHz
according to standard
CEI 68-2-63
Shocks
100g, 6ms according
to standard CEI 68-2-
27
Top view
Suggested pad
Note 1 :
QESM042 is fully RoHS
compliant.
H
H = 1.3 mm max
1
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
Frequency
QESM042
SMD 6.0x3.5 Crystal – Ceramic SMD 2 pads packaged
Specification (rev-A)
September 01
th
, 2006
Ordering Information
QESM042
1
Part numbering system
50
JO
50
13
20.000MHZ
Package type
Vibration
mode
1=Fundamental
3=3
rd
overtone
Frequency
tolerance
Operating
temperature
range
Frequency
stability
Load
Capacitance
00=series
10=10pF
30=30pF
Please, enter the
value of load
capacitance
Nominal
Frequency
(MHz)
Please enter the
nominal
frequency
SMD Package
QESM042 :
SMD
ceramic 6.0 x 3.5
2 pads
10=±10ppm
20=±20ppm
30=±30ppm
50=±50ppm
D=-40°C
F= -30°C
H=-20°C
J=-10°C
L=0°C
M=+50°C
N=+55°C
O=+60°C
Q=+70°C
T=+85°C
10=±10ppm
20=±20ppm
30=±30ppm
50=±50ppm
Suggested Reflow Soldering Profile
2
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
Frequency
QESM042
SMD 6.0x3.5 Crystal – Ceramic SMD 2 pads packaged
Specification (rev-A)
September 01
th
, 2006
Tape Drawing
Item
Pitch of components
Pitch of sprocket hole
Length from hole center to component center
Width of carrier tape
Width of adhesive tape
Height of component hole
Width of component hole
Gap of hold down tape and carrier tape
Diameter of sprocket hole
Diameter of feed hole
Total of tape thickness
Code
P
Po
P1
W
W0
A
B
W2
Do
D1
K
Dimension
8.0
4.0
2.0
16.0
7.5
7.1
4.7
1.75
∅
1.5
∅
1.5
1.5
Tolerance
± 0.1
± 0.1
± 0.1
±
0.3
± 0.1
± 0.1
± 0.1
± 0.1
± 0.05
± 0.25
± 0.1
Reel Drawing
2.5
17.5
Ø21.6
Ø13.5
Multiple
: 1Kpcs per Reel
Unit : mm
Ø178
1.6
3
TEMEX reserves the right to modify herein specifications and informations at any time when necessary to provide optimum performance and cost.
传感器
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