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UM-1¡¢UM-5¡¢UM-4 |
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UM-1£¬UM-5£¬UM-4
Crystal UNITS |
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| Features |
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A resistance weld completely sealed type |
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Excellent frequency temperature characteristics extending across a wide temperature range. |
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Excellent aging characteristics. |
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RoHS compliant and lead free. |
| Type |
UM-1£¬UM-5£¬UM-4
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| Freq. range |
Fundamental
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8.0 ~ 70.0MHz
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| 3rd |
35.0 ~ 200MHz
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| Vibration mode |
AT cut , Fundamental , 3rd
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| Frequency tolerance£¨at 25°C£© |
-/+10ppm , -/+30ppm , or specify
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| Equivalent series resistance |
See table No.1
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Frequency stability over
operating temperature range |
-/+10ppm , -/+30ppm , or specify
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| Operating temperature range |
-10 ~ +60°C , or specify
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| Drive Level |
300uW Max.
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| Shunt capacitance |
5.0pF Max.
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| Load capacitance |
16pF, 18pF, 20pF, or specify
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| Aging |
-/+2ppm/year£¬-/+5ppm/year
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Equivalent series resistance(ESR) Table No.1
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| Frequency |
Mode |
ESR |
8.0~11.9 MHz
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Fundamental |
50 ohms Max. |
| 12.0~14.9 MHz |
Fundamental |
30 ohms Max. |
15.0~70.0 MHz
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Fundamental |
25 ohms Max. |
| 35.0~44.9 MHz |
3rd |
50 ohms Max. |
| 45.0~54.9 MHz |
3rd |
45 ohms Max. |
| 55.0~200.0 MHz |
3rd |
40 ohms Max. |
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UM-1£¬UM-5£¬UM-4
Crystal UNITS
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 Dimensions (Unit:mm) |
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| TYPE |
H(Max) |
| UM-1 |
8.0 |
| UM-5 |
6.0 |
| UM-4 |
4.7 |
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