b39361-x6885-n201 EPCOS AG, b39361-x6885-n201 Datasheet - Page 3

• Manufacturer Part Number: b39361-x6885-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 10 dB points)
Insertion attenuation
Reference level for the
following data
Pass bandwith
Relative attenuation
Lower sidelobe
Upper sidelobe
Reflected wave signal suppression
1.2 s ... 6.0 s after main pulse
(test pulse 250 ns,
carrier frequency 36.13 MHz)
Feedthrough signal suppression
1.0 s ... 0.9 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
rel
1 dB
3 dB
30 dB
Input:
Output: Z
Z
25.00 ... 29.50 MHz
29.50 ... 31.25 MHz
41.00 ... 45.00 MHz
45.00 ... 50.00 MHz
32.33 ... 39.93 MHz
IN
OUT
= R
= R
IN
OUT
32.32 MHz
39.93 MHz
32.13 MHz
40.13 MHz
31.25 MHz
47.25 MHz
36.13 MHz
|| C
|| C
IN
OUT
f
TC
C
B
B
B
T
Z
Z
1dB
3dB
30dB
A
S
L
f
rel
3
t
= 25 ˚C
= 50
= 2 k || 3 pF
April 29, 2008
36.07
min.
22.4
32.0
38.0
32.0
32.0
26.0
32.0
42.0
1.9
1.9
—
—
—
—
—
—
—
—
—
—
@ 25 ˚C
5.0 || 9.9
4.1 || 2.8
typ.
36.125
23.9
39.0
52.0
37.0
37.0
32.0
39.0
50.0
50.0
–72
40
7.5
8.0
9.5
1.2
1.3
3.1
3.1
max.
36.18
25.4
4.3
4.3
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
36.125 MHz
X 6885 D
k || pF
k || pF
ppm/K
MHz
MHz
MHz
MHz
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
ns