EPCOS B39841-B4122-U410

SAW Components
Low Loss Filter for Mobile Communication
B4122
836,5 MHz
Data Sheet
Ceramic package DCC6C
Features
● Low-loss RF filter for AMPS mobile telephone
system, transmit path
● Low amplitude ripple
● Usable passband 25 MHz
● Ceramic package for Surface Mounted
Technology (SMT)
Terminals
● Ni, gold-plated
Dimensions in mm, approx. weight 0,04 g
Pin configuration
2
3
5
6
1, 4
Input
Ground
Output
Ground
Case ground
Type
Ordering code
B4122
B39841-B4122-U410
Marking and Package
according to
C61157-A7-A67
Packing
according to
F61074-V8088-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
Source power
T
Tstg
VDC
Ps
– 30 / + 85
– 40 / + 85
3
0
˚C
˚C
V
dBm
Preliminary format of data sheet.
Terms of delivery and rights to change design reserved.
Page 1 of 4
source impedance 50 Ω
OFW E MF
Oct 7, 1999
SAW Components
Low Loss Filter for Mobile Communication
B4122
836,5 MHz
Data Sheet
Characteristics
T = -30 to +85 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
fC
Center frequency
Maximum insertion attenuation
824,0 ... 849,0
min.
typ.
max.
—
836,5
—
—
2,6
3,0
dB
dB
MHz
αmax
MHz
∆α
Amplitude ripple (p-p)
824,0 ... 849,0
MHz
—
1,1
1,5
824,0 ... 849,0
MHz
—
1,92
2,0
VSWR
α
Attenuation
0,0
869,0
894,0
920,0
1210,0
1500,0
2000,0
2600,0
... 800,0
... 894,0
... 920,0
...1210,0
...1500,0
...2000,0
...2600,0
...3000,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
Preliminary format of data sheet.
Terms of delivery and rights to change design reserved.
Page 2 of 4
30,0
32,0
34,0
40,0
30,0
25,0
20,0
15,0
50,0
34,0
40,0
55,0
50,0
50,0
32,0
28,0
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
OFW E MF
Oct 7, 1999
SAW Components
Low Loss Filter for Mobile Communication
B4122
836,5 MHz
Data Sheet
Transfer function
Transfer function (wideband)
Preliminary format of data sheet.
Terms of delivery and rights to change design reserved.
Page 3 of 4
OFW E MF
Oct 7, 1999
SAW Components
Low Loss Filter for Mobile Communication
B4122
836,5 MHz
Data Sheet
Reflection functions
Preliminary format of data sheet.
Terms of delivery and rights to change design reserved.
Page 4 of 4
OFW E MF
Oct 7, 1999