2.5
Quartz SMD
Features:
- Surface mount
- High performance/cost ratio
- Excellent vibration & shock resistance
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All specifications are subject to change without notice.
Order key
Q-32.768000k -LC4918 -50 -B-12.5 -TR
Part Frequency Package Frequency Temperature Load Option
tolerance range capacitance
Q=Quartz k=kHz LC4918
±ppm A= 0°C ~ +70°C pF TR=Tape and reel
(25°C) B= -10°C ~ +60°C SR=series X=Special options
C= -10°C ~ +70°C
D= -20°C ~ +70°C
E= -40°C ~ +85°C
Drawing
LC4918
Dimensions in mm
Specifications
Symbol LC4918
Frequency range f32.768kHz
Frequency tolerance,Ta=25°C Äf/f ±20ppm ~ ±50ppm (Std.)
Load capacitance
CL12.5pF
Temp.coefficient A-0.034 ±0,006ppm/°C²
Temperature range Storage temp. TSTG -55°C ~ +125°C
Operating temp. TOPR -40°C ~ +85°C
DL 1ìW
Series resistance R170k Ohm
Shunt capacitance C01.2pF
Insulation resistance IR500M Ohm
Aging ÄfA±5ppm/Year
Drive level
Max (25°C ±3°C )
Remarks
Standard
Others are offered
Please specify
Min
Max
Others are offered
Standard
Typ.
LC4918
