B39362-X7251-N201 [EPCOS]
SAW Components Bandpass Filter; 声表面波元件带通滤波器
| 型号： | B39362-X7251-N201 |
| 厂家： | 
EPCOS |
| 描述： | SAW Components Bandpass Filter |
| 文件： | 总9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 X 7251 D
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Duroplast package SIP5D
Features
■ IF filter for digital TV
1
2
3
4
5
■ Switchable between two bandwidths
■ Optimized for cascade of two devices
■ Standard IC package
2,4
13,7
Terminals
0,65
4x 2,54
■ Tinned CuFe alloy
0,38
Dimensions in mm, approx. weight 0,5 g
1
4
5
Pin configuration
1
2
3
4
5
Input
Switching input
Chip carrier – ground
Output
2
Output
3
Type
X 7251 D
Ordering code
Marking and package
according to
Packing
according to
B39362-X7251-N201
C61157-A1-A21
F61074-V8049-Z000
Maximum ratings
Operable temperature range TA
Storage temperature range Tstg
–25/+65
–40/+85
5
˚C
˚C
V
DC voltage
AC voltage
VDC
Vpp
between any terminals
between any terminals
10
V
2
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Characteristics of channel 1 (switching pin 2 connected to ground)
Reference temperature:
TA = 25 ˚C
Terminating source impedance:
Terminating load impedance:
ZS = 50 Ω
ZL = 2 kΩ || 3 pF
min.
typ.
max.
α
Insertion attenuation
Reference level for the
following data
36,17 MHz
19,5
21,0
22,5 dB
Pass bandwidth
αrel < 1,5 dB
αrel < 3 dB
B1,5dB
B3dB
7,4
7,7
8,6
8,8
7,7
8,0
8,9
9,4
8,0 MHz
8,3 MHz
9,2 MHz
10,0 MHz
αrel < 15 dB
αrel < 30 dB
B15dB
B30dB
Relative attenuation
αrel
Lower sidelobe
Upper sidelobe
25,00 ... 31,15 MHz
41,15 ... 42,00 MHz
42,00 ... 45,00 MHz
35,0
31,0
37,0
41,0
37,0
44,0
dB
dB
dB
Reflected wave signal suppression
1,1 µs ... 6,0 µs after main pulse
(test pulse 250 ns,
42,0
—
50,0
50,0
50
—
—
—
dB
dB
ns
carrier frequency 36,17 MHz)
Feedthrough signal suppression
1,3 µs ... 1,2 µs before main pulse
(test pulse 250 ns,
carrier frequency 36,17 MHz)
Group delay ripple (p-p)
∆τ
32,25 ... 40,05 MHz
Impedance at 36,17 MHz
Input: ZIN = RIN || CIN
—
—
—
1,7 ||17,3
2,4 || 4,3
—
—
kΩ || pF
kΩ || pF
Output: ZOUT = ROUT || COUT
TCf
—
–72
—
ppm/K
Temperature coefficient of frequency
3
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Characteristics of channel 2 (switching pin 2 connected to pin 1)
Reference temperature:
TA = 25 ˚C
Terminating source impedance:
Terminating load impedance:
ZS = 50 Ω
ZL = 2 kΩ || 3 pF
min.
typ.
max.
α
Insertion attenuation
Reference level for the
following data
36,17 MHz
19,5
21,0
22,5 dB
Pass bandwidth
αrel < 1,5 dB
αrel < 3 dB
B1,5dB
B3dB
6,4
6,7
7,7
7,9
6,7
7,0
8,0
8,5
7,0 MHz
7,3 MHz
8,3 MHz
9,1 MHz
αrel < 15 dB
αrel < 30 dB
B15dB
B30dB
Relative attenuation
αrel
Lower sidelobe
Upper sidelobe
25,00 ... 31,55 MHz
40,75 ... 45,00 MHz
35,0
33,0
41,0
38,0
dB
dB
Reflected wave signal suppression
1,1 µs ... 6,0 µs after main pulse
(test pulse 250 ns,
42,0
—
50,0
50,0
50
—
—
—
dB
dB
ns
carrier frequency 36,17 MHz)
Feedthrough signal suppression
1,3 µs ... 1,2 µs before main pulse
(test pulse 250 ns,
carrier frequency 36,17 MHz)
Group delay ripple (p-p)
∆τ
32,75 ... 39,55 MHz
Impedance at 36,17 MHz
Input: ZIN = RIN || CIN
—
—
—
1,5 ||20,9
2,4 || 4,3
—
—
kΩ || pF
kΩ || pF
Output: ZOUT = ROUT || COUT
TCf
—
–72
—
ppm/K
Temperature coefficient of frequency
4
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Frequency response of channel 1
5
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Frequency response of channel 1
Time domain response of channel 1
6
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Frequency response of channel 2
7
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Frequency response of channel 2
Time domain response of channel 2
8
Dec 08, 2003
SAW Components
Bandpass Filter
Data Sheet
X 7251 D
36,17 MHz
Published by EPCOS AG
Surface Acoustic Wave Components Division, SAW CE MM PD
P.O. Box 80 17 09, 81617 Munich, GERMANY
EPCOS AG 2003. 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.
9
Dec 08, 2003
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