HIGH FREQUENCY DEVICES
DIELECTRIC RESONATORS–DRD & DRT
V Series
GENERAL CHARACTERISTICS
I
High unloaded Q – 7,000 min. at 10GHz
I
High dielectric constant –
r
34
I
Resonant frequency temperature coefficient can be
chosen from 0 to 6ppm/°C. Tolerance of frequency
temperature coefficient can be chosen from ±0.5, ±1,
and ±2ppm/°C.
DIMENSIONS & FREQUENCY RANGE
DRD TYPE
Part Number
CONFIGURATION
Dr
dr
Dr
Lr
Lr
DRT
Do
Dr
Resomics
Support
Lr
Ls
DRD
Copper
Cavity
Lo
DRD046V
DRD051V
DRD055V
DRD060V
DRD065V
DRD071V
DRD077V
DRD084V
DRD091V
DRD099V
DRD107V
DRD117V
DRD127V
DRD138V
DRD150V
DRD163V
DRD178V
DRD193V
021
022
024
027
029
031
034
037
040
044
048
052
056
061
067
072
079
086
Dr ± 0.05
(mm)
4.65
5.06
5.50
5.98
6.50
7.07
7.69
8.36
9.09
9.88
10.75
11.68
12.70
13.81
15.02
16.33
17.76
19.31
Lr ± 0.05
(mm)
2.06
2.24
2.44
2.65
2.88
3.14
3.41
3.71
4.03
4.38
4.77
5.18
5.63
6.13
6.66
7.24
7.88
8.56
Frequency
Range (GHz)
12.07 ~ 13.24
11.10 ~ 12.07
10.20 ~ 11.10
9.39 ~ 10.20
8.64 ~ 9.39
7.93 ~ 8.64
7.30 ~ 7.93
6.71 ~ 7.30
6.17 ~ 6.71
5.68 ~ 6.17
5.22 ~ 5.68
4.80 ~ 5.22
4.42 ~ 4.80
4.06 ~ 4.42
3.74 ~ 4.06
3.44 ~ 3.74
3.16 ~ 3.44
2.91 ~ 3.16
TABLE 1: Q &
Characteristic
Code
B
L
C
M
D
N
E
O
F
P
G
f
Frequency Temperature
Coefficient (
f
)
–2 (ppm/°C)
–1
0
1
2
3
4
5
6
7
8
Dielectric
Constant (
r
)
33.1 ± 0.5
33.3 ± 0.5
33.5 ± 0.5
33.7 ± 0.5
33.9 ± 0.5
34.1 ± 0.5
34.3 ± 0.5
34.5 ± 0.5
34.7 ± 0.5
34.9 ± 0.5
35.1 ± 0.5
Unloaded Q
(at 10GHz)
DRT TYPE
Part Number
DRT051V020
DRT055V020
DRT060V020
DRT065V020
DRT071V020
DRT077V020
DRT084V030
DRT091V030
DRT099V030
DRT107V040
DRT117V040
DRT127V040
DRT138V040
DRT150V040
DRT163V040
DRT178V040
DRT193V040
022
024
027
029
031
034
037
040
044
048
052
056
061
067
072
079
086
Dr ± 0.05 dr ± 0.1 Lr ± 0.05
(mm)
(mm)
(mm)
5.06
2.0
2.24
5.50
2.0
2.44
5.98
2.0
2.65
6.50
2.0
2.88
7.07
2.0
3.14
7.69
2.0
3.41
8.36
3.0
3.71
9.09
3.0
4.03
9.88
3.0
4.38
10.75
4.0
4.77
11.68
4.0
5.18
12.70
4.0
5.63
13.81
4.0
6.13
15.02
4.0
6.66
16.33
4.0
7.24
17.76
4.0
7.88
19.31
4.0
8.56
Frequency
Range (GHz)
11.41 ~ 12.52
10.42 ~ 11.42
9.54 ~ 10.42
8.74 ~ 9.54
8.00 ~ 8.74
7.34 ~ 8.00
6.85 ~ 7.34
6.27 ~ 6.85
5.74 ~ 6.27
5.34 ~ 5.74
4.89 ~ 5.34
4.48 ~ 4.89
4.10 ~ 4.48
3.76 ~ 4.10
3.45 ~ 3.76
3.17 ~ 3.45
2.91 ~ 3.17
10,000 min.
Q can be approximated by:
Q
≥
100,000
fo
fo
:
(GHz)
TABLE 2:
Special Code
No Code
A
B
f
TOLERANCE
Tolerance of Frequency
Temperature Coefficient
(ppm/°C)
±2
±1
±0.5
PART NUMBERING
DRT
Outside diameter
DRD = disk type
DRT = cylindrical type
(Dr)
Note:
055
Material
type
V
Inside
020
024
f
(Resonant Freq., T.C.)
as shown in Table 1
A
Thickness
f
tolerance
as shown in Table 2
diameter
(dr) for DRT only
(Lr)
For actual dimension in mm, divide number by 10.
296
CG01-J
Electronics Design Contest
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