b39321-r-851-h210 EPCOS AG, b39321-r-851-h210 Datasheet - Page 3

• Manufacturer Part Number: b39321-r-851-h210
• Description: One Port Resonators
• Manufacturer: EPCOS AG

Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
Center frequency
Minimum insertion attenuation
Unloaded quality factor
Ageing of f
Equivalent circuit elements
Motional capacitance
Motional inductance
Motional resistance
Parallel capacitance
Temperature coefficient of frequency
Turnover temperature
1)
2)
3)
Temperature dependence of f
SAW Components
Resonator
Center frequency is defined as maximum of the real part of the admittance
If used in two port configuration (pin 1-input, pin 3-output) C
c
1)
2)
c
:
f
c
( T
A
) = f
3)
c
( T
T
Z
Z
A
S
L
0
)(1 + TC
3
= 25 ˚C
= 50
= 50
f
Q
C
L
R
C
TC
T
c
1
min
0
1
1
0
U
Aug 21, 2002
f
f
( T
314,97
min.
A
8300
25
—
—
—
—
—
—
—
– T
0
is reduced by approx. 0,3 pF.
0
)
2
)
315,02
103,34
–0,032
13200
typ.
2,47
1,3
3,2
15
35
—
–10/+50 ppm
max.
315,07
1,6
20
45
—
—
—
—
—
315,02 MHz
R 851
MHz
dB
fF
pF
ppm/K
˚C
H
2