Ceramic Surface Mount (SMD) Crystal - 4.0 x 2.5 x 0.70mm

BC41 - 4.0 X 2.5 X 0.70mm

The BC41 Series is an ultra miniature ceramic surface mount (smd) crystal measuring 4.0x2.5x0.70mm. A height of 0.70mm and fundamental frequencies available to 50 MHz make the BC41 series an excellent choice for many applications. Some possible applications include portable PCs, PCMCIA cards, bluetooth, and wireless communications.


  • Very compact and thin
  • Frequency range of 12 MHz to 50 MHz on the fundamental
  • Excellent heat resistance and shock resistance.
  • Lead-Free products that can meet the requirements of reflow using lead-free solder
  • Optional -40° to +85°C. temperature range available
  • RoHS compliant



Frequency Range 12.000 - 50.000 MHz
Frequency Tolerance at 25ºC. ±10ppm to ±30ppm
Operating Temperature Range

-20o to +70o C. - Standard
-40o to +85o C. - Available
Frequency Stability ±10ppm to ±50ppm
Load Capacitance Customer specified
Shunt Capacitance 5pF max.
Resistance See Below
Aging ±3ppm/year max.
Drive Level

300uW max.

Storage Temperature -55o to +125o C.


Contact Us

Bomar Crystal Company
117 William Street
PO Box 10
Middlesex, NJ 08846

+ 1 (732) 356-7787
+ 1 (800) 526-3935
FAX: + 1 (732) 356-7362
FAX: + 1 (800) 777-2197


Frequency Range Max ESR (Ω) Mode
12.000MHz to 16.000MHz 80 Fundamental
16.000MHz to 20.000MHz   60 Fundamental
20.000MHz to 24.000MHz 50 Fundamental
24.000MHz to 50.000MHz 40 Fundamental

Mechanical Dimensions

2.5x2.0 crystal