January 01, 2011
Bomar Crystal launches new and improved web site to facilitate the needs of High Tech Developers and suppliers alike. Bomar Crystal has agents and resellers throughout the country with its main manufacturing facility and warehouse in Middlesex, New Jersey. American made for the highest quality with world class personable support.
Jan 10, 2000
Bomar Crystal Certifies that all SMD crystals, SMD Oscillators, TCXO, OCXO, VCXO, VCTCXO, Clock Oscilator and Quartz Crystal products meet the European Union Initiative for RoHS Compliance

Made in
the USA
Bomar Crystal
201 Blackford Avenue Middlesex, NJ 08846
HC-51/U is available in frequency from 100Khz to 10MHz. A very rugged crystal used in applications where there is higher vibrations. Aeronautical Instruments, Security and Test Equipment.
Specifications
| Frequency Range | 100KHz - 10.000 MHz |
| Frequency Tol. at 25ºC | 30 PPM - Standard 10PPM to 100PPM |
| Temperature Range (Operating) |
-20 to +70 C. - Standard |
| Frequency Stability | 10PPM to 100PPM |
| Load Capacitance | 10pF to 100pF or Series Resonant |
| Shunt Capacitance | 7pF Max. |
| Resistance | See Below |
| Aging | + - 5PPM/year Max. |
| Drive Level | 1.0mW Max |
HC51/U |
inches / mm |
|
Equivalent Series Resistance (ESR)
| Frequency | Mode | HC51/U (Ohms) |
| 100.00-999.00 Khz | Fundamental | 1500-2000 |
| 1.000-1.499 Mhz | Fundamental | 500 |
| 1.500-1.999 Mhz | Fundamental | 400 |
| 2.000-2.999 Mhz | Fundamental | 300 |
| 3.000-3.999 Mhz | Fundamental | 150 |
| 4.000-5.999 Mhz | Fundamental | 75 |
| 6.000-10.00 Mhz | Fundamental | 60 |