EPCOS B39212-B7728-K910

SAW Components
Data Sheet B7728, Pb-Free
SAW Components
B7728
Low-Loss Filter
2140,0 MHz
Data Sheet
Chip Sized SAW Package QCS5H
Features
0,1
Low loss RF filter
Unbalanced to balanced operation
Low amplitude ripple
Impedance transformation from 50 Ω
to 100 Ω
● Suitable for GPRS class 1 to 12
● Pb-Free
● Package for Surface Mounted Technology
(SMT)
●
●
●
●
3
0,5
1
0,1
2
5
4
0,8
0,5
Terminals
2,5
2,0
● Ni, gold-plated
Dimensions in mm, approx. weight 0,015 g
Pin configuration
1
3, 4
2, 5
Input, unbalanced
Output, balanced
Case ground
Type
Ordering code
Marking and Package
Packing
B7728
B39212-B7728-K910
according to
C61157-A7-A139
according to
F61074-V8189-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range
Storage temperature range
DC voltage
ESD voltage
T
Tstg
VDC
V*ESD
Source power
Ps
– 40/+ 85
– 40/+ 85
3
50*
10
˚C
˚C
V
V
dBm
Machine Model, 10 pulses
source impedance 50 Ω,
load impedance 100 Ω
*- acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2
January 18, 2005
SAW Components
B7728
Low-Loss Filter
2140,0 MHz
Data Sheet
Characteristics
TA = -30 ... +85 ˚C
ZS = 50 Ω unbal.
ZL = 100 Ω bal.
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Nominal frequency
fN
Maximum insertion attenuation
2110,0 MHz ... 2170,0 MHz
2110,0 MHz ... 2170,0 MHz
αmax
*)
min.
typ.
max.
—
2140,0
—
—
—
2,3
2,3
2,9
2,7
dB
dB
—
0,6
1,0
dB
—
0,3
0,5
dB
MHz
∆α
Amplitude ripple in passband (p-p)
2110,0 MHz ... 2170,0 MHz
Amplitude ripple per 5MHz (p-p)
2110,0 MHz ... 2170,0 MHz
∆α
Output phase balance (φ(S31)−φ(S21)+180˚)
2110,0 MHz ... 2170,0 MHz
Output amplitude balance (|S31/S21|)
2110,0 MHz ... 2170,0 MHz
-8
-3/+3
+8
˚
-1,9
-0,5/+1,2
+1,9
dB
∆α
Input VSWR
2110,0 MHz ... 2170,0 MHz
—
1,8
2,0
—
2,1
2,3
∆α
Output VSWR
2110,0 MHz ... 2170,0 MHz
Absolute attenuation
50,0 MHz ...
849,0MHz ...
1350,0 MHz ...
1980,0 MHz ...
2025,0 MHz ...
2215,0 MHz ...
2255,0 MHz ...
2270,0 MHz ...
2400,0 MHz ...
3910,0 MHz ...
α
849,0 MHz
1350,0 MHz
1980,0 MHz
2025,0 MHz
2050,0 MHz
2255,0 MHz
2270,0 MHz
2400,0 MHz
3910,0 MHz
5645,0 MHz
45
40
35
30
15
15
20
22
30
40
*) TA= +25 ˚C
3
January 18, 2005
52
48
40
34
30
23
21
24
35
45
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
SAW Components
B7728
Low-Loss Filter
2140,0 MHz
Data Sheet
Characteristics
TA = -30 ... +85 ˚C
ZS = 50 Ω unbal.
ZL = 100 Ω bal. || 33 nH **)
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
Nominal frequency
fN
Maximum insertion attenuation
2110,0 MHz ... 2170,0 MHz
2110,0 MHz ... 2170,0 MHz
αmax
*)
min.
typ.
max.
—
2140,0
—
—
—
2,3
2,3
2,9
2,7
dB
dB
—
0,6
1,0
dB
—
0,3
0,5
dB
MHz
∆α
Amplitude ripple in passband (p-p)
2110,0 MHz ... 2170,0 MHz
Amplitude ripple per 5MHz (p-p)
2110,0 MHz ... 2170,0 MHz
∆α
Output phase balance (φ(S31)−φ(S21)+180˚)
2110,0 MHz ... 2170,0 MHz
Output amplitude balance (|S31/S21|)
2110,0 MHz ... 2170,0 MHz
-8
-3/+3
+8
˚
-1,9
-0,5/+1,2
+1,9
dB
∆α
Input VSWR
2110,0 MHz ... 2170,0 MHz
—
1,6
2,0
—
1,8
2,1
∆α
Output VSWR
2110,0 MHz ... 2170,0 MHz
Absolute attenuation
50,0 MHz ...
849,0MHz ...
1350,0 MHz ...
1980,0 MHz ...
2025,0 MHz ...
2215,0 MHz ...
2255,0 MHz ...
2285,0 MHz ...
2400,0 MHz ...
3910,0 MHz ...
α
849,0 MHz
1350,0 MHz
1980,0 MHz
2025,0 MHz
2050,0 MHz
2255,0 MHz
2285,0 MHz
2400,0 MHz
3910,0 MHz
5645,0 MHz
45
40
35
30
15
15
20
22
30
40
52
48
40
34
30
23
21
25
35
45
—
—
—
—
—
—
—
—
—
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
*) TA= +25 ˚C
**) or a 0,6 nH serial inductance in each branch of the balanced output, which might be integrated
into PCB.
4
January 18, 2005
SAW Components
B7728
Low-Loss Filter
2140,0 MHz
Data Sheet
Transfer function (no matching, TA= -30 ... +85 ˚C)
5
January 18, 2005
SAW Components
B7728
Low-Loss Filter
2140,0 MHz
Data Sheet
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC PD
P.O. Box 80 17 09, D-81617 München
 EPCOS AG 2005. All Rights Reserved. Reproduction, publication and dissemination of this brochure and the information contained therein without EPCOS’ prior express consent is prohibited.
The information contained in this brochure describes the type of component and shall not be considered as guaranteed characteristics. Purchase orders are subject to the General Conditions for
the Supply of Products and Services of the Electrical and Electronics Industry recommended by the
ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed.
This brochure replaces the previous edition.
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.
6
January 18, 2005