19013 36th Ave. West
Suite H
Lynnwood, WA 98036, USA
LP Crystal Series
HC-49/US Low Profile Metal Thru-Hole Crystals
Available in 3 heights, LP49: 3.5mm, LP24: 2.5mm, LP21: 2.1mm
and with 3rd Case Pin: 3LP49
Standard Specifications
± 30 PPM is standard, tighter tolerances available
Calibration Frequency Tolerance at 25
°
C
Operating Temperature Range (OTR)
0 to +70°C is standard, but can be extended to -40 to +85°C
Frequency Stability (FS) over OTR
± 50 PPM is standard, tighter tolerances available
Drive Level
50
mW
is standard, customer may specify
Aging at 25°C
± 5 PPM per year is standard, customer may specify ± 1 PPM
Shunt Capacitance
7 pF maximum
Pullability
May be specified by customer in terms of frequency shift required over a certain range of load capacitance
(e.g. +100 PPM from CL=12 to CL=18 pF) or as motional capacitance ( f F )
Part Numbering Guide
LP49 E -- xx -- 70.0M -- IN
Oscillation
Mode
3.200 MHz
–
70.000 MHz
ESR Values
Frequency Range
(MHz)
Maximum
ESR (Ohms)
Model (Height)
LP49: 3.56mm
LP24: 2.5mm
LP21: 2.1mm
3LP49: case pin,
3.56mm
Temperature Range
Blank: 0 to +70
°
C
E: - 40 to +85
°
C
Options
IN=Insulator
TR=Paper Tape & Reel
PN=Put on Pads
Frequency in MHz
Load Capacitance
Parallel Resonance in pF (
³
10
pF)
SR = Series Resonance
Fundamental
AT Cut
3.200
5.000
8.000
12.000
– 4.999
– 7.999
– 11.999
– 30.000
300
120
70
50
100
3rd Overtone
AT Cut
25.000 – 70.000
Consult factory for lower ESR
Consult factory for available frequencies and specs.
Not all options available for all frequencies. A special part number may be assigned.
Mechanical: inches (mm)
not to scale
3LP49
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
.425 (10.8) MAX
.176 (4.47) MAX
.425 (10.8) MAX
Packaging
Bulk
LP49: .140 (3.56)
LP24: .100 (2.5)
LP21: .082 (2.1)
.176 (4.47) MAX
.140 (3.56)
.500 (12.7) MIN
.017 (.43) Diameter
Center lead is case ground
May 2002
.192 (4.88)
Pl tronics, Inc.
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
44
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