b39361-x6778-m100 EPCOS AG, b39361-x6778-m100 Datasheet - Page 3

• Manufacturer Part Number: b39361-x6778-m100
• Description: Saw Bandpass Filter
• Manufacturer: EPCOS AG

Data Sheet
Characteristics
Reference temperature:
Terminating source impedance:
Terminating load impedance:
Please read cautions and warnings and
important notes at the end of this document.
Center frequency
(center between 3 dB points)
Insertion attenuation
Reference level for
the following data
Pass bandwith
Relative attenuation
Lower sidelobe
Upper sidelobe
Reflected wave signal suppression
1.1 s ... 6.0 s after main pulse
(test pulse 250 ns,
carrier frequency 36.18 MHz)
Feedthrough signal suppression
1.3 s ... 1.2 s before main pulse
(test pulse 250 ns,
carrier frequency 36.18 MHz)
Group delay ripple (p-p)
Impedance at 36.18 MHz
Temperature coefficient of frequency
SAW Components
SAW bandpass filter
25.05 ... 31.70 (25.00 ... 31.65) MHz
40.70 ... 45.05 (40.65 ... 45.00) MHz
32.68 ... 39.68 (32.63 ... 39.63) MHz
rel
rel
< 3.0 dB
< 30.0 dB
Input:
Output: Z
Z
IN
OUT
36.18 (36.13) MHz
33.13 (33.08) MHz
39.23 (39.17) MHz
32.68 (32.63) MHz
39.68 (39.63) MHz
= R
= R
IN
OUT
|| C
|| C
IN
OUT
f
B
B
TC
C
rel
3dB
30dB
T
Z
Z
A
S
L
f
3
= 25 (45) ˚C
= 50
= 2 k || 3 pF
February 15, 2008
min.
17.5
35.0
34.0
42.0
48.0
—
—
—
—
—
—
—
—
—
—
—
@ 25 ˚C
3.2 || 3.5
3.3 || 9.5
typ.
36.18
19.0
42.0
41.0
53.0
52.0
50.0
–72
6.9
8.6
0.1
0.1
3.6
3.3
max.
20.5
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
36.125 MHz
X 6778 M
dB
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
ns
k || pF
k || pF
ppm/K
MHz