MP49 Crystal
HC-49U Metal Thru-Hole Crystal
Available as Gull Wing SMD or with Pull-Down Pin on Top of Can
Standard Specifications
Calibration Frequency Tolerance at 25 C
± 30 PPM is standard, tighter tolerances available
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, see below for tighter tolerances available per OTR options
Drive Level
50
μW 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
Oscillation
Maximum
Frequency Range
1.8432 – 2.999
Fundamental
AT Cut
700
3rd Overtone
AT Cut
Part Numbering Guide
Consult factory for available frequencies and specs.
Consult factory for lower ESR
°
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
43
Pl tronics, Inc.
Mechanical: inches (mm)
not to scale
Mode
(MHz)
ESR (Ohms)
Not all options available for all frequencies. A special part number may be assigned.
ESR Values
Gull Wing - MP49G
1.8432 MHz – 210.00 MHz
3.000 – 3.999
150
4.000 – 6.999
100
7.000 – 9.999
50
10.000 – 37.000
21.000 – 90.000
40
85.000 – 210.000
100
60.000 – 150.000
70
5th Overtone
July 2006
.705 (17.9) MAX
.547 (13.9)
.067 (1.7)
.043 (1.1)
.10 (2.5)
.12 (3.0)
.209 (5.3)
Tightest FS
Temperature Range
-10 to +60
°C
± 3 PPM
-20 to +70
°C
± 5 PPM
-30 to +80
°C
± 10 PPM
-40 to +85
°C
± 20 PPM
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)
Solder Pads
7th Overtone
25
Pl tronics, Inc.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
.
Portions of the part number that appear after the frequency may not
be marked on part (C of C provided)
Model
Frequency in MHz
Temperature Range & Special Mechanical
SR MP49 B E - xx - 70.0M - IN XXX (Internal Code or blank)
Load Capacitance
Parallel Resonance in pF (3 10 pF)
Blank: 0 to +70°C
E: - 40 to +85°C
H: - 20 to +70°C
G: Gull Wing Surface Mount Package
L: 3rd Lead (Pull-down pin) on top of can
V: Vinyl Sleeve Insulation
Cal Tol / Freq Stability
Blank = 30/50
B = 30/30
C = 15/30
D = 10/20 (consult factory)
Options
IN = Insulator
TR = Paper Tape & Reel
Series
Resonance
.019 (0.48) Diameter
.425 (10.8) MAX
.176 (4.47) MAX
Optional 3rd Lead
(MP49L) 1.0 Long
.192 (4.88)
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.
Packaging
Bulk
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