ETC B4138

SAW Components
Data Sheet B4138
.
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Ceramic package DCC6C
Features
● Low-loss RF filter for mobile telephone
PCS systems, transmit path
● Low amplitude ripple
● Usable passband 60 MHz
● No matching network required for operation
at 50 Ω
● Ceramic Package for Surface Mounted
Technology (SMT)
Terminals
● Ni, gold-plated
Dimensions in mm, approx. weight 0,037 g
Pin configuration
2
1, 3
5
4, 6
Input
Ground
Output
Ground
Type
Ordering code
Marking and Package
Packing
B4138
B39192-B4138-U410
according to
C61157-A7-A67
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/+ 80
– 40/+ 85
0
10
2
˚C
˚C
V
dBm
CDMA signal
Feb 25, 2000
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Characteristics
T = 25 +-2 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
fc
Center frequency
min.
typ.
max.
—
1880,0
—
—
3,3
3,9
dB
dB
MHz
αmax
Maximum insertion attenuation
1850,0 ...1910,0
MHz
Amplitude ripple (p-p)
1850,0 ...1910,0
MHz
—
1,7
2,5
1850,0 ...1910,0
MHz
—
2,0
2,2
1850,0 ...1910,0
MHz
—
2,1
2,3
10,0
1550,0
1930,0
1935,0
2065,0
2150,0
2500,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
20,0
25,0
12,0
20,0
25,0
26,0
15,0
3
Feb 25, 2000
∆α
Input VSWR
Output VSWR
α
Attenuation
...1550,0
...1780,0
...1935,0
...1990,0
...2150,0
...2500,0
...5000,0
22,0
28,0
22,0
26,0
28,0
29,0
17,0
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Characteristics
T = -30 to 80 ˚C
ZS = 50 Ω
ZL = 50 Ω
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
fc
Center frequency
min.
typ.
max.
—
1880,0
—
—
3,3
4,5
dB
dB
MHz
αmax
Maximum insertion attenuation
1850,0 ...1910,0
MHz
Amplitude ripple (p-p)
1850,0 ...1910,0
MHz
—
1,8
3,0
1850,0 ...1910,0
MHz
—
2,0
2,2
1850,0 ...1910,0
MHz
—
2,1
2,3
10,0
1550,0
1930,0
1935,0
2065,0
2150,0
2500,0
MHz
MHz
MHz
MHz
MHz
MHz
MHz
20,0
25,0
8,5
14,0
25,0
26,0
15,0
4
Feb 25, 2000
∆α
Input VSWR
Output VSWR
α
Attenuation
...1550,0
...1780,0
...1935,0
...1990,0
...2150,0
...2500,0
...5000,0
22,0
28,0
22,0
26,0
28,0
29,0
17,0
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Transfer function (spec for 25˚C)
Transfer function (wideband)
5
Feb 25, 2000
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Reflection functions
6
Feb 25, 2000
SAW Components
B4138
Low-Loss Filter for Mobile Communication
1880,00 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, OFW E MF
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 1999. All Rights Reserved.
As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or
assemblies.
The information describes the type of component and shall not be considered as assured
characteristics.
Terms of delivery and rights to change design reserved.
For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or
the international representatives.
Due to technical requirements components may contain dangerous substances. For information on
the type in question please also contact one of our sales offices.
7
Feb 25, 2000