Quartz Crystal Units
- Company Name:Quartz tech Co., Ltd.
- Membership:Free Member
- Member Since:2005. 02.27
- Country/Region:Korea
- City:Gyeonggi-do
- Contact:Hwal Cheong
- Related Keywords:Quartz Crystal Units
Quartz tech Co., Ltd.
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Quartz tech Co., Ltd.
[Korea]
- Address
- 323-10, Songnae-dong, Sosa-gu, Bucheon-si, Gyeonggi-do
- Phone
- 82-32-6672441
- Contact name
- Hwal Cheong
Quick Information
- Model Number : HC-49 / U SERIES
Description
Specification
| Type | HC-49 / U | HC-49 / T |
| Frequency range |
1.8432 MHz to 150MHz | |
| Frequency tolerance(at 25°C) |
±5ppm to ±50ppm | |
| Frequency stability Vs. Operation tempareture range |
±3ppm to ±100ppm | |
| Equivalent series resistance |
Table 1 | |
| Storage temparature range |
-40°C to +85°C | |
| Load capacitance |
16pF(STD), Series or customer spec. | |
| Shunt capacitance |
7.0pF Max | |
| Drive level |
0.01mW to 1.0mW | |
| Insulation resistance |
500M Min at 100Vdc | |
| Aging (at 25°C) | ±5ppm / year Max | |
TABLE 1. EQUIVALENT SERIES RESISTANCE
| Frequency (Mhz) | Max E.S.R | Mode of Osciliation |
| 1.8342~1.999 |
600 |
Fundamental |
| 2.000~2.999 |
500 |
Fundamental |
| 3.000~3.499 |
150 |
Fundamental |
| 3.500~4.999 |
100 |
Fundamental |
| 5.000~5.999 |
80 |
Fundamental |
| 6.000~6.999 |
60 |
Fundamental |
| 7.000~9.999 |
50 |
Fundamental |
| 10.000~30.000 |
40 |
Fundamental |
| 24.000~29.999 |
60 |
3rd Overtone |
| 30.000~85.000 |
40 |
3rd Overtone |
| 60.000~150.000 | 80 | 5th Overtone |
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