Design and specifi cations are each subject to change without notice. Ask factory for the current technical specifi cations before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
Ceramic Resonators, Chip Type
– EC174 –
–0.8
–0.6
–0.4
–0.2
0.0
0.2
0.4
0.6
0.8
–20
020406080
–0.8
–0.6
–0.4
–0.2
0.0
0.2
0.4
0.6
0.8
–20
020406080
–0.8
–0.6
–0.4
–0.2
0.0
0.2
0.4
0.6
0.8
–20
020406080
30 to 50 MHz
16 to 20 MHz
2.0 to8.39MHz
8.4 to 13MHz
Temperature (°C) Temperature (°C) Temperature (°C)
Oscillation Frequency Drift
(%)
Oscillation Frequency Drift
(%)
Oscillation Frequency Drift
(%)
Type EFOPM Type EFODM Type EFOLM
T
C
E
D
r
φ
B
Wt
φ
A
Chip Component
Tape running
direction
Feeding hole
Chip pocket
t
1
t
2
P
2
P
0
P
1
A
F
B
E
W
φD
0
3.20
7.80
F
E
W
t
1
t
2
P
1
A
φD
0
2.00
4.50
P
0
P
2
B
Feeding hole
Chip pocket
Chip Component
Tape running direction
Feeding hole
Chip pocket
Chip Component
Tape running direction
Type EFOLM (Example)
F
B
E
W
t
1
t
2
P
2
P
0
P
1
A
φD
0
3.60
4.40
■ Typical Characteristics
·····
Temperature Characteristics
■ Packaging Specifi cations
Supplied in bulk or taped & reel packing style
●
Standard Packing Quantity
●
Dimensions for Reel in mm (not to scale)
●
Embossed Taping
[Type EFOP, EFOPM]
[Type EFOPS]
[Type EFOP, EFOPM]
[Type EFOPS, EFOD, EDODM, EFOLM]
[Type EFOD, EFODM, EFOLM]
Dim.
(mm)
φ
A
φ
BC D E
330±5 80 min. 13.0±0.5 21.0±0.8 2.0±0.5
Dim.
(mm)
WT t r
16.4
+2.0
22.4 max. 3 max. 1.0
0
Dim.
(mm)
φ
A
φ
BC D E
180±5 60 min. 13.0±0.5 21.0±0.8 2.0±0.5
Dim.
(mm)
WT t r
12.4
+2.0
18.4 max. 3 max. 1.0
0
Dim. (mm) A B
12
Type EFOD 3.7± 0.2 6.0±0.2
Type EFODM 3.4±0.2 4.6±0.2
Type EFOLM 4.1±0.2 4.9 ±0.2
Dim.
(mm)
ABWFEP
1
2.6±0.2 5.1±0.2 12.0±0.3 5.5±0.1
1.75±0.10
4.0±0.1
Dim.
(mm)
P
2
P
0
φ
D
0
t
1
t
2
2.0±0.14.0±0.1 1.5
+0.1
0.6 max.
3.0 max.
0
Dim.
(mm)
ABWFEP
1
3.7±0.2 8.3±0.2 16.0±0.3 7.5±0.1
1.75±0.10
8.0±0.1
Dim.
(mm)
P
2
P
0
φ
D
0
t
1
t
2
2.0±0.14.0±0.1 1.5
+0.1
0.3
3.5 max.
0
Dim.
(mm)
ABWFEP
1
12
12.0±0.3 5.5±0.1
1.75±0.10
8.0±0.1
Dim.
(mm)
P
2
P
0
φ
D
0
t
1
t
2
2.0±0.14.0±0.1 1.5
+0.1
0.6 max.
3.0 max.
0
Type Embossed Taping Bulk
EFOP, EFOPM 2500 pcs./reel
500 pcs./bagEFOPS 2000 pcs./reel
EFOD, EFODM, EFOLM
1000 pcs./reel
00 Sep. 2008
