B3647 EPCOS AG, B3647 Datasheet - Page 3

• Manufacturer Part Number: B3647
• Description: Basestation If Filters
• Manufacturer: EPCOS AG

Data Sheet
Characteristics
Operating temperature:
Terminating source impedance:
Terminating load impedance:
Nominal frequency
Insertion attenuation
Passband width
Amplitude ripple (p-p)
Absolute group delay (at f
Group delay ripple (p-p)
Relative attenuation (relative to
Input IP3 (Third order intercept point)
VSWR
Temperature coefficient of frequency
1) With two 10 dBm fundamental signals at 125 MHz and 139 MHz applied the third order intermodulation product
SAW Components
Low-Loss Filter
at the output at 111 MHz will have less than -64 dBm.
10,0 MHz ... f
f
f
f
f
f
f
N
N
N
N
N
N
- 28,0 MHz ... f
- 14,0 MHz ... f
+ 0,15 MHz ... f
+ 14,0 MHz ... f
+ 23,0 MHz ... f
+ 33,0 MHz ... f
N
- 28,0 MHz
N
N
N
N
N
N
- 14,0 MHz
- 0,15 MHz
N
+ 14,0 MHz
+ 23,0 MHz
+ 33,0 MHz
+ 325,0 MHz
)
f
f
f
N
N
N
rel
f
max
N
150 kHz
150 kHz
150 kHz
1)
1,0 dB
)
150 kHz
T
Z
Z
A
S
L
3
= -10 – +85 ˚C
= 50
= 50
f
B
TC
N
max
rel
1,0dB
Feb 04, 2004
f
min.
12,0
30,0
44,0
38,0
45
—
—
—
—
—
—
—
1,2
5,0
0,0
0,0
125,0
250
-70
typ.
20
70,0
50,0
50,0
48,0
46,0
—
—
—
1,5
2,2
0,15
1,4:1
300
max.
30
—
—
—
—
—
—
—
—
—
—
—
125,0 MHz
3,2
1,0
2,0:1
B3647
MHz
dB
MHz
dB
ns
ns
dB
dB
dB
dB
dB
dB
dB
dBm
ppm/K