Tel:
+44 1460 256 100
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
Miniature Crystals
UM-1, UM-4 & UM-5
19 Jul 2002
ACTUAL SIZE
12.00
(min)
0.35
3.75
3.20
(max)
7.80
H
PackageHe
ight H
UM-1
8.00 max
UM-4
4.80 max
UM-5
6.00 max
Product name + option codes + frequency
eg:
UM-1/231JF 24.576MHz
20/30/10/30-F
Ordering Information
Scale 2:1
Specifications
UM-1: 8.0mm maximum height
UM-4: 4.8mm maximum height
UM-5: 6.0mm maximum height
Insulating washers and mounting clips available. See our website
for details.
Some combinations of stability and temperature range may not be
available. Please check with us before ordering.
Features
Ideal for custom frequencies & specifications
Wide frequency range
Tight specifications available
Fundamental mode up to 55.0MHz
Frequency
Mode
UM-1
UM-4
UM-5
ESR Values
The table shows the maximum ESR values in ohms for each
package across the available frequency range.
Slim case (2.6mm thick is available as an option over 20.0MHz. Contact our sales office for
details.
Standard.
Optional - Please specify required code(s) when ordering
Option
Code
UM-1 UM-4 UM-5
Parameters
Product
Package:
UM-1
UM-4
UM-5
Frequency range: 3.579 ~ 300MHz
10.0 ~ 300MHz
Calibration tolerance:
5ppm
L
7.5ppm
M
10ppm
1
20ppm
2
30ppm
3
Other values (3ppm ~ 100ppm)
specify
Temperature stability:
5ppm
L
7.5ppm
M
10ppm
1
20ppm
2
30ppm
3
Other values (3ppm ~ 100ppm)
specify
Operating temperature range:
0 to +50C
0
-10 to +60C
1
-20 to +70C
2
-30 to +80C
3
-40 to +85C
4
Other values
specify
Circuit condition:
12pF
B
16pF
D
20pF
F
30pF
J
Series resonant
S
Other values
specify
Oscillation mode:
Fundamental
F
3rd overtone
3
5th overtone
5
7th overtone
7
Static capacitance (C
0
): 7pF max
Equivalent series resistance (max):
see table
Ageing:
3ppm max first year
Test drive level:
100W
3.5 ~ 4.99
Fundamental
200
-
-
5.0 ~ 5.99
Fundamental
150
-
-
6.0 ~ 6.99
Fundamental
120
-
-
7.0 ~ 7.99
Fundamental
100
-
-
8.0 ~ 9.99
Fundamental
90
-
-
10.0 ~ 15.9
Fundamental
40
60
60
16.0 ~ 55.0
Fundamental
30
40
40
30.0 ~ 49.9
3rd overtone
45
50
50
50.0 ~ 100
3rd overtone
60
60
60
60.0 ~ 150
5th overtone
90
120
120
130 ~ 300
7th overtone
150
150
150
PDF 
ZIP