SF2235E [RFM]
1542.5 MHz SAW Filter; 1542.5 MHz的SAW滤波器
| 型号： | SF2235E |
| 厂家： | 
RF MONOLITHICS, INC |
| 描述： | 1542.5 MHz SAW Filter |
| 文件： | 总5页 (文件大小：837K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Preliminary
SF2235E
•
•
Low-loss SAW Filter
Complies with Directive 2002/95/EC (RoHS)
Pb
1542.5 MHz
SAW Filter
Characteristics:
Single-ended to Balanced operation
Terminating source/load impedance : 50/150 Ω
Maximum Rating
Rating
Value
+10
Units
dBm
V
Input Power Level
DC Voltage on any Non-ground Terminal
Operating Temperature Range
Storage Temperature Range
Maximum Soldering Profile, 5 cycles/ 10 seconds maximum
3
-20 to +75
-40 to +85
265
°C
°C
SM3030-8
°C
Electrical Characteristics
Characteristic
Sym
Notes
Min
Typ
Max
Units
MHz
dB
f
Center Frequency
1542.5
C
Insertion Loss, 1260.18 to 1300.18 MHz
Amplitude Ripple, 1260.18 to 1300.18 MHz
I/O VSWR, 1525 to 1560 MHz
Attenuation, 0 dB Reference:
DC to 1480 MHz
IL
4.2
2.0
dB
2.5:1
21
26
30
25
1630 to 1660 MHz
dB
1660 to 2050 MHz
2050 to 3500 MHz
Source Impedance, Single Ended
Load Impedance, Balanced
50
ohm
150
Case Style
SM3030-8 3.0 x 3.0 mm Nominal Footprint
A06, YWWS
Lid Symbolization (Y=year, WW=week, S=shift) dot=pin 1 indicator
Standard Reel Quantity
Reel Size 7 inch
Reel Size 13 inch
500 Pieces/Reel
3000 Pieces/Reel
T
u
n
i
n
g
N
e
t
w
o
r
k
7
1
0 0 o h m
a l a n c e d
u t p u t
5
0 o h m
I n p u t
L
B
2
S
F
2
2
3
5
E
O
5
1
,
3
,
4
,
6
,
8
Notes:
1. US and international patents may apply.
2. RFM, stylized RFM logo, and RF Monolithics, Inc. are registered trademarks of RF Monolithics, Inc.
3. Electrostatic Sensitive Device. Observe precautions for handling.
www.RFM.com E-mail: info@rfm.com
©2011 by RF Monolithics, Inc.
Page 1 of 5
SF2235E - 1/6/11
Filter Response Plots
154 2.5 M H z F ilt er
0
-1
-2
-3
S 2 1
-4
s p e c .
-5
-6
-7
-8
-9
-1 0
1 4 9 2 .5 1 5 0 2 .5 1 5 1 2 .5 1 5 2 2 .5 1 5 3 2 .5 1 5 4 2 .5 1 5 5 2 .5 1 5 6 2 .5 1 5 7 2 .5 1 5 8 2 .5 1 5 9 2 .5
Fr e q .( M Hz )
1 542. 5 M Hz F ilter
0
- 1 0
S 2 1
s p e c .
- 2 0
- 3 0
- 4 0
- 5 0
- 6 0
1 3 4 2 .5 1 3 8 2 .5 1 4 2 2 .5 1 4 6 2 .5 1 5 0 2 .5 1 5 4 2 .5 1 5 8 2 .5 1 6 2 2 .5 1 6 6 2 .5 1 7 0 2 .5 1 7 4 2 .5
F re q .( MHz )
1 5 4 2 . 5 M H z F il t e r
0
- 1 0
- 2 0
- 3 0
- 4 0
S 2 1
s p e c .
- 5 0
- 6 0
- 7 0
0
3 5 0
7 0 0
1 0 5 0
1 4 0 0
1 7 5 0
F r e q .( M H z )
2 1 0 0
2 4 5 0
2 8 0 0
3 1 5 0
3 5 0 0
www.RFM.com E-mail: info@rfm.com
©2011 by RF Monolithics, Inc.
Page 2 of 5
SF2235E - 1/6/11
Filter VSWR Plots
1542.5 MHz Filter
11
10
9
8
S11
7
spec.
6
5
4
3
2
1
1492.5 1502.5 1512.5 1522.5 1532.5 1542.5 1552.5 1562.5 1572.5 1582.5 1592.5
Freq.(MHz)
1542.5 MHz Filter
11
10
9
8
7
6
5
4
3
2
1
S22
spec.
1492.5 1502.5 1512.5 1522.5 1532.5 1542.5 1552.5 1562.5 1572.5 1582.5 1592.5
Freq.(MHz)
www.RFM.com E-mail: info@rfm.com
©2011 by RF Monolithics, Inc.
Page 3 of 5
SF2235E - 1/6/11
8-Terminal Ceramic Surface-Mount Case
3.0 X 3.0 mm Nominal Footprint
Case and PCB Footprint Dimensions
mm
Inches
Nom
Dimension
Min
2.87
2.87
1.14
0.79
0.62
0.47
0.47
1.07
Nom
3.0
Max
3.13
3.13
1.40
1.05
0.88
0.73
0.73
1.33
Min
Max
A
B
C
D
E
F
0.113
0.113
0.045
0.031
0.024
0.018
0.018
0.042
0.118
0.118
0.050
0.036
0.029
0.024
0.024
0.047
0.126
0.032
0.038
0.032
0.055
0.009
0.015
0.123
0.123
0.055
0.041
0.034
0.029
0.029
0.052
3.0
1.27
0.92
0.75
0.60
0.60
1.20
3.19
0.81
0.96
0.81
1.39
0.23
0.38
G
H
I
J
I
K
L
J
J
J
M
N
O
K
M
N
I
L
N
Case Materials
Materials
K
Solder Pad
Plating
0.3 to 1.0 µm Gold over 1.27 to 8.89 µm Nickel
O
O
Lid Plating
Body
2.0 to 3.0 µm Nickel
Al2O3 Ceramic
Pb Free
PCB Footprint Top View
TOP VIEW
BOTTOM VIEW
E
B
8
C
8
1
2
3
7
7
6
5
1
2
3
H
A
6
5
G
4
4
D
F
www.RFM.com E-mail: info@rfm.com
©2011 by RF Monolithics, Inc.
Page 4 of 5
SF2235E - 1/6/11
Tape and Reel Specifications
“B”
millimeters
Quantity Per Reel
Inches
7
178
500
13
330
3000
See Detail "A"
12.0
2.0
COMPONENT ORIENTATION and DIMENSIONS
Carrier Tape Dimensions
Ao
Bo
3.35 mm
3.35 mm
1.40 mm
8.0 mm
Ko
Pitch
W
12.0 mm
0.3 ± 0.05
2.0
4.0
A
PIN #1
1.50
RO.3
(MAX.)
Bo
B
B
A
Ao
Pitch
R0.5
(MAX.)
Ko
1.5
SECTION A-A
USER DIRECTION OF FEED
SECTION B-B
www.RFM.com E-mail: info@rfm.com
©2011 by RF Monolithics, Inc.
Page 5 of 5
SF2235E - 1/6/11
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