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FEATURES
l Low Cost
l Industry standard
l Wide Frequency Range
l Excellent Aging | |
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This part is a miniature AT or BT cut strip crystal units with a low profile package.It is with resistance weld. 49SB series is with lower height of less than 2.5mm. | |
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Electrical Specifications
|
Parameter |
Symb |
Condition |
Min |
Type |
Max |
Units |
|
Frequency Range |
Fo |
49SA |
3.2 |
|
66.000 |
MHz |
|
49SB |
8.0 |
|
66.000 |
|
|
Frequency Tolerance at 25℃ |
△F/Fo |
AT25℃ |
±10 |
±30 |
±50 |
Ppm |
|
Temperature Stability |
Tc |
REF TO 25℃ |
±10 |
±30 |
±50 |
Ppm |
|
Operating Temperature Range |
TOPR |
|
-20 |
|
+70 |
℃ |
|
Storage Temperature Range |
TSTG |
|
-40 |
|
+85 |
℃ |
|
Shunt Capacitance |
Co |
|
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|
7 |
PF |
|
Load Capacitance |
CL |
Customer Specified |
10 |
|
Series |
PF |
|
Insulator Resistance |
IR |
100VDC |
500 |
|
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MΩ |
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Drive Level |
DL |
|
|
100 |
500 |
μW |
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Aging(at 25℃) |
FA |
AT 25℃,per year |
-5.0 |
|
+5.0 |
ppm |
Equivalent Series Resistance(ESR) and Mode of Vibration(Mode)
|
Frequency Range |
Max ESR(Ω) |
Mode |
Frequency Range |
Max ESR(Ω) |
Mode |
|
3.200 to 4.499 |
150 |
Fundamental/AT |
9.000 to 9.999 |
60 |
Fundamental/AT |
|
4.500 to 5.999 |
120 |
Fundamental/AT |
10.000 to 12.999 |
50 |
Fundamental/AT |
|
6.000 to 6.999 |
100 |
Fundamental/AT |
13.000 to 30.000 |
40 |
Fundamental/AT |
|
7.000 to 7.999 |
90 |
Fundamental/AT |
30.000 to 66.000 |
80 |
3rd Overtone |
|
8.000 to 8.999 |
80 |
Fundamental/AT |
27.000 to 40.000 |
40 |
Fundamental/AT |
Mechanical Dimensions(mm)
Part H
HC-49SA 3.5mm Max
HC-49SB 2.5mm Max | |
