B39850-B4956-Z710 [EPCOS]
SAW Components Low-Loss Filter for Mobile Communication 85,38 MHz; 声表面波元件低损耗滤波器移动通信85,38兆赫
| 型号： | B39850-B4956-Z710 |
| 厂家： | 
EPCOS |
| 描述： | SAW Components Low-Loss Filter for Mobile Communication 85,38 MHz |
| 文件： | 总6页 (文件大小：118K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SAW Components
Data Sheet B4956
SAW Components
B4956
Low-Loss Filter for Mobile Communication
Data Sheet
85,38 MHz
Ceramic package QCC10B
Features
■ IF filter for mobile telephone
■ Channel selection in CDMA systems
■ Balanced or unbalanced operation possible
■ High rejection, very small size
■ Low amplitude ripple
■ Filter surface passivated
■ Package for Surface Mounted Technology (SMT)
Terminals
■ Gold plated
Dimensions in mm, approx. weight 0,23 g
Pin configuration
10
Input
9
5
Balanced input or ground
Output
4
2, 7
1, 3, 6, 8
Balanced output
To be grounded
Case ground
Type
Ordering code
Marking and Package
Packing
according to
according to
F61074-V8172-Z000
B4956
B39850-B4956-Z710
C61157-A7-A49
Electrostatic Sensitive Device (ESD)
Maximum ratings
Operable temperature range T
Storage temperature range Tstg
– 40/+ 85
– 40/+ 85
˚C
˚C
DC voltage
ESD voltage
Source power
VDC
V*ESD
Ps
3
100
10
V
V
dBm
Machine Model, 10 pulses
* - acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses
2
Mar 11, 2005
SAW Components
B4956
Low-Loss Filter for Mobile Communication
Data Sheet
85,38 MHz
Characteristics
Operating temperature range:
Terminating source impedance:
Terminating load impedance:
T
= –35˚C .. +85 ˚C
ZS = 1570 Ω || 361 nH
ZL
=
500 Ω || 258 nH
min.
typ.
max.
fN
αmin
αmin
—
85,38
—
MHz
Nominal frequency
Minimum insertion attenuation
(without loss in matching network)
Minimum insertion attenuation
—
—
9,0
10,8 dB
12,8 dB
11,3
(with loss in matching network according to figure 1)
Amplitude ripple
∆α
fN – 0,3 MHz ...
fN + 0,3 MHz
fN + 0,615 MHz
—
—
—
0,4
2,0
4,5
1,0 dB
Phase linearity (rms deviation)
fN – 0,615 MHz ...
3,5
˚
Relative attenuation (relative to αmin
)
αrel
fN ± 0,63 MHz
5,0 dB
fN – 0,9 MHz
fN + 0,9 MHz
fN – 1,7 MHz
fN + 1,7 MHz
36
36
37
37
39
37
35
34
33
40
40
42
42
48
42
42
38
40
36
46
—
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
—
—
—
—
—
—
—
—
—
fN – 9,0 MHz ...
fN – 3,0 MHz ...
fN – 1,7 MHz ...
fN + 0,9 MHz ...
fN + 1,7 MHz ...
fN + 7,0 MHz ...
fN – 3,0 MHz
fN – 1,7 MHz
fN – 0,9 MHz
fN + 1,7 MHz
fN + 7,0 MHz
fN + 9,0 MHz
3
Mar 11, 2005
SAW Components
B4956
Low-Loss Filter for Mobile Communication
Data Sheet
85,38 MHz
Normalized transfer function (balanced/balanced):
Normalized transfer function (passband, balanced/balanced):
4
Mar 11, 2005
SAW Components
B4956
Low-Loss Filter for Mobile Communication
Data Sheet
85,38 MHz
Normalized transfer function (wideband, balanced/balanced):
5
Mar 11, 2005
SAW Components
B4956
Low-Loss Filter for Mobile Communication
Data Sheet
85,38 MHz
Figure 1: Matching network for 1570Ω / 500Ω configuration
B4956
OUTPUT
INPUT
10
9
5
4
500 Ω
1570 Ω
361 nH
258 nH
balanced
balanced
balanced input: pins 9,10
balanced output: pins 4,5
not connected: 1,3,6,8
Figure 2: Test matching network
(Element values depend on pcb layout)
B4956
8,2 nH
12 pF
Ω
10
9
5
4
Ω
50
50
220 nH
180 nH
10
12 pF
8,2 nH
4:1
1:4
balanced input: pins 9,10
balanced output: pins 4,5
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW MC PD
P.O. Box 80 17 09, 81617 Munich, GERMANY
EPCOS AG 2005. Reproduction, publication and dissemination of this brochure and the informa-
tion contained therein without EPCOS’ prior express consent is prohibited.
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
Mar 11, 2005
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