SAW Components
Data Sheet B3868
SAW Components
Low-Loss Filter
Data Sheet
B3868
929,5 MHz
Ceramic package
DCC6C
Features
Low-loss RF filter for TETRA phone
Usable bandwidth 25 MHz
No matching required for operation at 50
Ω
Ceramic package for
Surface Mounted Techno-
logy (SMT)
q
Hermetically sealed ceramic package
q
RoHS compliant
q
q
q
q
Terminals
q
Gold-plated Ni
Dimensions in mm, approx. weight 0,037 g
Pin configuration
2
5
1, 3, 4, 6
Input
Output
Case grounded
Type
B3868
Ordering code
B39931-B3868-U410
Marking and Package
according to
C61157-A7-A67
Packing
according to
F61074-V8168-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD Voltage
Source power (cw)
T
A
T
stg
V
DC
V*
ESD
P
S
-35 / +85
-40 / +85
5
100*
6
˚C
˚C
V
V
dBm
Machine Model, 10 pulses
source and load impedance 50
Ω
* - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2
Oct 07, 2005
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3868
929,5 MHz
T
A
= 25
±
10 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
Nominal frequency
Maximum insertion attenuation
917,0 MHz ... 942,0 MHz
Amplitude ripple
(p-p)
917,0 MHz ... 942,0 MHz
Group delay ripple
(p-p)
917,0 MHz ... 942,0 MHz
Return loss (Input and Output)
917,0 MHz ... 942,0 MHz
Absolute attenuation
0,1 MHz
...
800,0 MHz ...
870,0 MHz ...
890,0 MHz ...
961,0 MHz ...
1005,0 MHz ...
1035,0 MHz ...
1070,0 MHz ...
1760,0 MHz ...
3120,0 MHz ...
4000,0 MHz ...
α
abs
800,0 MHz
870,0 MHz
890,0 MHz
900,0 MHz
1005,0 MHz
1035,0 MHz
1070,0 MHz
1760,0 MHz
3120,0 MHz
4000,0 MHz
6000,0 MHz
46
40
31
17
20
30
45
40
30
18
—
typ.
929,5
max.
—
MHz
f
N
α
max
—
—
∆α
—
∆τ
—
1,9
2,5
dB
0,6
1,0
dB
20
30
ns
10,0
11,5
—
dB
60
60
60
22
26
56
50
46
39
30
5
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Temperature coefficient of frequency
TC
f
—
– 36
—
ppm/K
3
Oct 07, 2005
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3868
929,5 MHz
T
A
= -30 to +85 ˚C
Z
S
= 50
Ω
Z
L
= 50
Ω
min.
Nominal frequency
Maximum insertion attenuation
917,0 MHz ... 942,0 MHz
Amplitude ripple
(p-p)
917,0 MHz ... 942,0 MHz
Group delay ripple
(p-p)
917,0 MHz ... 942,0 MHz
Return loss (Input and Output)
917,0 MHz ... 942,0 MHz
Absolute attenuation
0,1 MHz
...
800,0 MHz ...
870,0 MHz ...
890,0 MHz ...
961,0 MHz ...
1005,0 MHz ...
1035,0 MHz ...
1070,0 MHz ...
1760,0 MHz ...
3120,0 MHz ...
4000,0 MHz ...
α
abs
800,0 MHz
870,0 MHz
890,0 MHz
900,0 MHz
1005,0 MHz
1035,0 MHz
1070,0 MHz
1760,0 MHz
3120,0 MHz
4000,0 MHz
6000,0 MHz
46
40
31
15
19
30
45
40
30
18
—
typ.
929,5
max.
—
MHz
f
N
α
max
—
—
∆α
—
∆τ
—
2,2
3,3
dB
0,7
1,2
dB
24
40
ns
9,0
11,0
—
dB
60
60
60
22
23
56
50
46
39
30
5
—
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Temperature coefficient of frequency
TC
f
—
– 36
—
ppm/K
4
Oct 07, 2005
SAW Components
Low-Loss Filter
Data Sheet
Transfer function
B3868
929,5 MHz
Transfer function (pass band, 25
±
10 ˚C)
5
Oct 07, 2005