SAW Components
Data Sheet B3691
SAW Components
Low-Loss Filter
Data Sheet
B3691
420,0 MHz
Ceramic SMD package QCC8C
Features
q
q
q
q
Low-loss filter for TETRA
Usable bandwidth 20 MHz
No matching required for operation at 50
Ω
Package for Surface Mounted Technology
(SMT)
Terminals
q
Gold plated
Dimensions in mm, approx. weight 0,10 g
Pin configuration
2
3
6
7
1, 5
4, 8
Input
Input ground
Output
Output ground
Ground
Case ground
Type
B3691
Ordering code
B39421-B3691-U310
Marking and Package
according to
C61157-A7-A56
Packing
according to
F61074-V8070-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
T
stg
V
DC
P
s
-40/ +85
-40/ +85
0
10
˚C
˚C
V
dBm
2
Jul 06, 2000
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature:
Terminating source impedance:
Terminating load impedance:
B3691
420,0 MHz
T
= +25 ˚C
50
Ω
50
Ω
min.
Nominal frequency
Maximum insertion attenuation
410,0 MHz ... 430,0 MHz
Amplitude ripple
(p-p)
410,0 MHz ... 430,0 MHz
Absolute attenuation
0,1 MHz ... 300,0 MHz
300,0 MHz ... 365,0 MHz
365,0 MHz ... 380,0 MHz
464,825 MHz
519,65 MHz ... 539,65 MHz
629,3 MHz ... 649,3 MHz
649,3 MHz ... 1000,0 MHz
Return loss (Input)
410,0 MHz ... 415,0 MHz
415,0 MHz ... 430,0 MHz
Return loss (Output)
410,0 MHz ... 430,0 MHz
Temperature coefficient of frequency
typ.
420,0
2,0
max.
—
2,3
MHz
dB
f
N
α
max
—
—
∆α
—
α
abs
30
24
22
10
28
24
26
35
30
24,5
23
32
28
30
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
0,65
0,9
dB
8,0
10,0
9,0
11,0
—
—
dB
dB
10,0
11,0
– 70
—
—
dB
ppm/K
TC
f
—
3
Jul 06, 2000
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature:
Terminating source impedance:
Terminating load impedance:
B3691
420,0 MHz
T
= +5 ... +45 ˚C
50
Ω
50
Ω
min.
Nominal frequency
Maximum insertion attenuation
410,0 MHz ... 430,0 MHz
Amplitude ripple
(p-p)
410,0 MHz ... 430,0 MHz
Absolute attenuation
0,1 MHz ... 300,0 MHz
300,0 MHz ... 365,0 MHz
365,0 MHz ... 380,0 MHz
464,825 MHz
519,65 MHz ... 539,65 MHz
629,3 MHz ... 649,3 MHz
649,3 MHz ... 1000,0 MHz
Return loss (Input)
410,0 MHz ... 415,0 MHz
415,0 MHz ... 430,0 MHz
Return loss (Output)
410,0 MHz ... 430,0 MHz
Temperature coefficient of frequency
typ.
420,0
2,1
max.
—
2,5
MHz
dB
f
N
α
max
—
—
∆α
—
α
abs
30
24
22
10
28
24
26
35
30
24,5
23
32
28
30
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
0,65
1,0
dB
8,0
10,0
9,0
11,0
—
—
dB
dB
10,0
11,0
– 70
—
—
dB
ppm/K
TC
f
—
4
Jul 06, 2000
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature:
Terminating source impedance:
Terminating load impedance:
B3691
420,0 MHz
T
= -30 ... +80 ˚C
50
Ω
50
Ω
min.
Nominal frequency
Maximum insertion attenuation
410,0 MHz ... 430,0 MHz
Amplitude ripple
(p-p)
410,0 MHz ... 430,0 MHz
Absolute attenuation
0,1 MHz ... 300,0 MHz
300,0 MHz ... 365,0 MHz
365,0 MHz ... 380,0 MHz
464,825 MHz
519,65 MHz ... 539,65 MHz
629,3 MHz ... 649,3 MHz
649,3 MHz ... 1000,0 MHz
Return loss (Input)
410,0 MHz ... 415,0 MHz
415,0 MHz ... 430,0 MHz
Return loss (Output)
410,0 MHz ... 430,0 MHz
Temperature coefficient of frequency
typ.
420,0
2,2
max.
—
2,7
MHz
dB
f
N
α
max
—
—
∆α
—
α
abs
30
24
22
10
28
24
26
35
30
24,5
23
32
28
30
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
0,7
1,0
dB
8,0
10,0
9,0
11,0
—
—
dB
dB
10,0
11,0
– 70
—
—
dB
ppm/K
TC
f
—
5
Jul 06, 2000