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ECS, INC. INTERNATIONAL
1105 S. RIDGEVIEW, OLATHE, KS 66062 913-782-7787 800-237-1041 FAX 913-782-6991 WWW.ECSXTAL.COM
SMD CERAMIC RESONATORS SMD CERAMIC RESONATORS
The ECS-SR-B Series SMD ceramic resonator
includes built in capacitors for simplification
of oscillator circuits and reduces component
count. The SMD ceramic resonator is an
excellent low cost frequency control solution
when absolute frequency accuracy is not
important.
FEATURES
Low profile SMD package
Wide frequency range
Built-in load capacitor
Tape & Reel packaging
ECS-SR-B
SERIES
SMD CERAMIC RESONATOR
PART NUMBERING GUIDE
“EXAMPLE”
MANUFACTURER
ECS
Sample Part Number: ECS-SR1-4.00-B-TR, Tape & Reel Packaging
PACKAGE TYPE
SR1
FREQUENCY
4.00
VERSION
B
TAPE AND REEL PACKAGING
TR
-
-
-
-
C
6-R(0.2)
Marking
T
A
E
D
B
A
D
A
B
D
C
Figure 1) ECS-SR-B Series - Top, Side, Bottom & End views
Figure 2) Land Pattern
PACKAGE DIMENSIONS (mm)
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
FREQUENCY
PART NUMBER
*
(MHz)
ECS-SR1-
-
-B
2.00 ~ 8.0
ECS-SR2-
-
-B
8.01 ~ 13.00
ECS-SR3-
-
-B
13.1 ~ 20.00
ECS-SR4-
-
-B
20.1 ~ 30.00
Complete part number to include frequency i.e. ECS-SR1-4.00-B-TR
FREQUENCY
ACCURACY
@ 25C (%)
±0.5
±0.5
±0.5
±0.5
FREQUENCY
STABILITY
-20~ 80C (%)
±0.3
±0.3
±0.3
±0.3
AGING FOR
TEN YEARS
(%)
±0.3
±0.3
±0.3
±0.3
RESONANT
RESISTANCE
(
) MAX.
40
40
30
55
INTERNAL
CAPACITANCE
C1 & C2
30 pF
30 pF
30 pF
30 pF
INSULATION
RESISTANCE
@ 10 VDC
100 M W Min.
100 M W Min.
100 M W Min.
100 M W Min.
RANGE
DIMENSIONS (mm)
A
B
2.5
1.5
2.5
1.2
1.9
1.2
1.9
1.2
PACKAGE TYPE
C
4.0
4.7
4.2
5.5
D
1.7
1.2
1.2
1.2
ECS-SR1
ECS-SR2
ECS-SR3
ECS-SR4
DIMENSIONS (mm)
B
C
3.3
2.2
3.5
1.8
3.5
1.8
5.0
1.8
PACKAGE TYPE
A
7.5
8.3
6.0
6.0
D
2.5
2.5
1.9
1.9
E
1.5
1.0
1.2
1.2
ECS-SR1
ECS-SR2
ECS-SR3
ECS-SR4