b39361-x6865-n201 EPCOS AG, b39361-x6865-n201 Datasheet - Page 3

• Manufacturer Part Number: b39361-x6865-n201
• 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
1.3 s ... 6.0 s after main pulse
(test pulse 250 ns,
carrier frequency 36.13 MHz)
Feedthrough signal suppression
1.3 s ... 1.2 s before main pulse
(test pulse 250 ns,
carrier frequency 36.13 MHz)
Group delay ripple (p-p)
Impedance at 36.13 MHz
Temperature coefficient of frequency
SAW Components
SAW bandpass filter
rel
rel
3 dB
30 dB
Input:
Output: Z
Z
25.00 ... 32.12 MHz
40.12 ... 41.42 MHz
41.42 ... 45.00 MHz
33.12 ... 39.12 MHz
IN
OUT
= R
= R
IN
OUT
33.59 MHz
38.65 MHz
33.12 MHz
39.12 MHz
36.13 MHz
|| C
|| C
IN
OUT
f
TC
C
B
B
rel
T
Z
Z
3dB
30dB
A
S
L
f
3
= 25 ˚C
= 50
= 2 k || 3 pF
July 14, 2008
min.
16.1
–1.1
–0.8
38.0
36.0
38.0
42.0
50.0
5.8
7.4
1.3
1.9
—
—
—
—
—
@ 25 ˚C
2.2 || 15.3
1.4 || 5.6
typ.
36.125
17.6
44.0
40.0
45.0
52.0
56.0
–72
40
6.0
7.6
0.1
0.4
2.5
3.1
max.
19.1
6.2
7.8
1.3
1.6
3.7
4.3
—
—
—
—
—
—
—
—
—
—
36.125 MHz
X 6865 D
k || pF
k || pF
ppm/K
MHz
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ns