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Specifications
Normal temperature Frequency Tolerance:
±10ppm
Frequency Stability:
±20ppm
Operating Temperature:
-20℃~+70℃
Load Capacitance:
20pF
Frequency:
25MHz
Mfr. Part #:
KBD250002010
Package:
HC-49S-SMD
Key Attributes
Model Number:
KBD250002010
Product Description
HC-49USSMD/25.000 MHZ
KBD250002010
HC-49USSMD/25.000 MHZ
| 1. GENERAL | |||
| HOLDER TYPE | HC-49USSMD | ||
| MODE OF VIBRATION | AT CUT | FUND | |
| OSCILLATION MODE | S&A | ||
| TEST FACILITIES | KH-1240 | ||
| STORAGE TEMPERATURE | -40TO +85 | ||
| DRIVER LEVEL | 100W | ||
| 2. ELECTRICAL PARAMETER | |||
| NORMAL FREQUENCY | 25.000 | MHz | |
| FREQUENCY TOLERANCE252 | 10ppm | ||
| TEMPERATURE STABILITY | 20ppm | ||
| OPERATING TEMPERATURE RANGE | -20TO + 70 | ||
| LOAD CAPACITANCE | 20 | PF | |
| MOTIONAL CAPACITANE | 3PF | MAX | |
| SHUNT CAPACITANCE | |||
| EFFECTIVE SERIES RESISTANCE | 40 | MAX | |
| INSULATION RESISTANCE | 500M OHMS | MIN | AT DC 100V |
| 3. MECHANICAL PARAMETER | |||
| SOLDERABILITY | 95%COVERAGE BY USING 90/10 SOLD AT 245FOR 5 SEC. DIPING AFTER IMMERSION IN ALPHA 611 FLUX FOR 5 SEC. | ||
| MECHANICAL ENDURANCE | |||
| SHOCK | Electrical characteristics shall be satisfied after dropping three time from the height of 50 cm onto Hard wooden board . | ||
| VIBRATION | Electrical characteristics shall be satisfied after supplying following Vibration . | ||
| VIBRATION FREQUENCY | 1055Hz | ||
| REPEATED PERIOD | 12min | ||
| FULL CYCLE | 1.5mm PP | ||
| DIRECTION | X.Y.Z | ||
| TIME | 2hours/each direction | ||
| STRENGTH OF TERMINALS/LEADWIRES | PULLING | ||
| a) PULLING TEST | Body of specimen shall be fixed, and 900g of tension weight shall be supplied gradually to axial direction of terminals/lead-wires for 30 sec . After above test a), there is no observation of any visual damages on the specimen. | ||
| BENDING TEST | Body of specimen shall be fixed, and 90degree bending shall be given, being supplied 225gs tension weight . After that, terminals/lead-wires shall be straightened gradually . Then the same bending and straightening shall be supplied to the opposite direction in the same axial . After above test a), there is no observation of any visual damages on the specimen . | ||
| SEALING TIGHTNESS | There is no observation of gas bubble after specimen put in hot water at +90+95for 5 min . | ||
| SOLDERING DIP | Terminals/lead-wires of specimen shall be dipped into solder melted tank at +2305 for 3sec . Dipping depth shall be 2mm from the bottom of specimens body . (After applying ROSIN flux) Soldering portion shall be covered in over 90% of terminals/lead-wires dipped . | ||
| SOLDER HEATING | Terminals/lead-wires of specimen shall be dipped into solder melted tank at +35010 for 3 sec . Electrical characteristics shall be satisfied after dipping depth shall be 2mm from edge of terminals/lead-wires . | ||
| ENVIRONMENTAL ENDURANCE | |||
| HUMIDITY | Electrical characteristics shall be satisfied after letting it alone at 602in humidity of 9095% for 250 hours . | ||
| STORAGE IN LOW TEMPERATURE | Electrical characteristics shall be satisfied after letting it alone at -302for 250 hours . | ||
| STORAGE IN HIGH TEMPERATURE | Electrical characteristics shall be satisfied after letting it alone at +852for 250 hours . | ||
| TEMPERATURE CYCLE | Electrical characteristics shall be satisfied after supplying the following temperature cycle (3cycles) . Temperature shift from low to high, high to low shall be done in 1/min (Refer to Fig-2) . | ||
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2409272302_KYX-KBD250002010_C18209158.pdf
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