SAW filters for infrastructure systems
Series/Type:
B3815
The following products presented in this data sheet are being withdrawn.
Ordering Code
B39391B3815Z810
Substitute Product
Date of Withdrawal
2013-03-08
Deadline Last
Orders
2013-12-31
Last Shipments
2014-03-31
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a
suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales.
SAW Components
Low-Loss Filter
Data Sheet
B3815
385,0 MHz
Ceramic package QCC8B
Features
Low-loss filter for Trunked Radio
Usable bandwidth 10 MHz
No matching required for operation at 50
Ω
Unbalanced to unbalanced or unbalanced to ba-
lanced operation
q
Package for Surface Mounted Technology
(SMT)
q
Hermetically sealed ceramic package
q
q
q
q
Terminals
q
Gold-plated
typ. Dimensions in mm, approx. weight 0,07 g
Pin configuration
5
1
2
3, 6, 7
4, 8
Input
Output / Output balanced
Output ground / Output balanced
Ground
Input ground / Case ground
Type
B3815
Ordering code
B39391-B3815-Z810
Marking and Package
according to
C61157-A7-A46
Packing
according to
F61074-V8037-Z000
Electrostatic Sensitive Device
(ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
Source power
T
A
T
stg
V
DC
V
ESD
P
s
-30 / +70
-40 / +85
0
100
15
˚C
˚C
V
V
dBm
source impedance 50
Ω
2
May 15, 2002
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3815
385,0 MHz
T
A
= +15 ... +35 ˚C
Z
S
= 50
Ω
unbalanced or unbalanced to balanced
Z
L
= 50
Ω
unbalanced or unbalanced to balanced
min.
Nominal frequency
Maximum insertion attenuation
380,0 MHz ... 390,0 MHz
Amplitude ripple
(p-p)
380,0 MHz ... 390,0 MHz
Return loss (Input and Output)
380,0 MHz ... 390,0 MHz
VSWR
380,0 MHz ... 390,0 MHz
Absolute attenuation
0,1 MHz ... 350,0 MHz
350,0 MHz ... 370,0 MHz
400,0 MHz ... 430,0 MHz
430,0 MHz ... 760,0 MHz
760,0 MHz ... 1496,0 MHz
1496,0 MHz ... 2600,0 MHz
2600,0 MHz ... 4000,0 MHz
Symmetry in band
|S
31
|/|S
21
|
arg(S
31
/S
21
)
380,0 ... 390,0
380,0 ... 390,0
MHz
MHz
-0,5
170
α
abs
40
13
10
44
30
20
5
—
typ.
385,0
max.
—
MHz
f
N
α
max
—
—
∆α
—
2,4
3,5
dB
0,5
1,5
dB
10,0
12,0
—
dB
1,7:1
2,0:1
50
35
20
54
35
25
6
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
0,5
180
– 70
1,5
190
—
dB
˚
ppm/K
Temperature coefficient of frequency
TC
f
—
3
May 15, 2002
SAW Components
Low-Loss Filter
Data Sheet
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
B3815
385,0 MHz
T
A
= -30 ... +70 ˚C
Z
S
= 50
Ω
unbalanced or unbalanced to balanced
Z
L
= 50
Ω
unbalanced or unbalanced to balanced
min.
Nominal frequency
Maximum insertion attenuation
380,0 MHz ... 390,0 MHz
Amplitude ripple
(p-p)
380,0 MHz ... 390,0 MHz
Return loss (Input and Output)
380,0 MHz ... 390,0 MHz
VSWR
380,0 MHz ... 390,0 MHz
Absolute attenuation
0,1 MHz ... 350,0 MHz
350,0 MHz ... 370,0 MHz
400,0 MHz ... 430,0 MHz
430,0 MHz ... 760,0 MHz
760,0 MHz ... 1496,0 MHz
1496,0 MHz ... 2600,0 MHz
2600,0 MHz ... 4000,0 MHz
Symmetry in band
|S
31
|/|S
21
|
arg(S
31
/S
21
)
380,0 ... 390,0
380,0 ... 390,0
MHz
MHz
-0,5
170
α
abs
40
13
10
44
30
20
5
—
typ.
385,0
max.
—
MHz
f
N
α
max
—
—
∆α
—
2,6
4,0
dB
0,7
2,0
dB
10,0
12,0
—
dB
1,8:1
2,0:1
50
25
17
52
35
25
6
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
0,5
180
– 70
1,5
190
—
dB
˚
ppm/K
Temperature coefficient of frequency
TC
f
—
4
May 15, 2002
SAW Components
Low-Loss Filter
Data Sheet
Transfer function
B3815
385,0 MHz
Normalized transfer function (pass band; +15 ˚C ... +35 ˚C)
5
May 15, 2002
stm32/stm8
