PAFC243B [KYOCERA AVX]
SAW Filter, 1 Function(s), 243.95MHz, CERAMIC PACKAGE-6;
| 型号： | PAFC243B |
| 厂家： | 
KYOCERA AVX |
| 描述： | SAW Filter, 1 Function(s), 243.95MHz, CERAMIC PACKAGE-6 LTE |
| 文件： | 总2页 (文件大小：64K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Surface Acoustic Wave Filters
PAFC Series
FEATURES
• Small and low profile
• Ceramic package type
• Low insertion loss
• Circuit simplification
• Flat pass band characteristics
APPLICATIONS
• PHS
HOW TO ORDER
PAFC 248 B
Type
DIMENSIONS
millimeters (inchesz
Center Frequency
0.8 (0.031)
Series
0.7
(0.028)
3
2
3
3
2
3
3
1
3
3
1
3
TEST CIRCUIT
1.27
(0.050)
1.27
(0.050)
3.5pF
4.5pF
Input Output
50Ω
50Ω
1.0pF
1.0pF
68nH
68nH
3.8 (0.150)
1.3(0.051)
INPUT
➀
➁
➂
OUTPUT
GROUND
SPECIFICATIONS
Normal Center
Frequency
Fnz
Pass Band
Width
(at 3dBz
Stop Band Attenuation
Group Delay
Time
(fn±±±10Hꢀz
Insertion
Loss
Ripple
(fn±±±10Hꢀz
Operating
Temperature
Part Number
fn±ꢁ110Hꢀ
fn±±.20Hꢀ
fn±faMHꢀ*
(
PAFC248B
PAFC243B
248.45MHz
241.95MHz
4.0dB max. ±±10kHz min.
4.0dB max. ±±10kHz min.
10dB min. 40dB min.
10dB min. 40dB min.
60dB min.
60dB min.
±.5dB max..
±.5dB max..
±.2µs max.
±.2µs max.
-±0 to 60°C
-±0 to 60°C
RECOMMENDED LAND PATTERN
TAPING DIMENSION
mm (inches)
mm (inches)
A
J
φH
B
L
G
G
0.9 (0.035)
0.9 (0.035)
0.37 (0.015)
IN
OUT
0.37 (0.015)
φF
G
M
0.9 (0.035)
G
G
1.3
(0.051)
1.8
(0.071)
1.3
(0.051)
G: GROUND
Code
Dim.
A
B
C
D
E
F
G
H
J
K
L
M
4.00 2.00 12.0 5.50 1.75 1.55 8.00 1.55 4.30 4.30 0.30 2.05
(0.157) (0.079) (0.472) (0.217) (0.069) (0.061) (0.315) (0.061) (0.169) (0.169) (0.012) (0.081)
46
Surface Acoustic Wave Filters
PAFC Series
RECOMMENDED TEMPERATURE PROFILE IR REFLOW
Temp(°C)
Peak Temp
2 to 3sec
235°C 5°C
250
200
150
150°C 10°C
100
50
0
200°C
40 sec max
0 to 60sec
60 to 120sec
Time
CHARACTERISTICS
PAFC248A Pass Band Characteristics
PAFC248A Spurious Characteristics
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
80
90
80
90
247.45
248.45
249.45
228.45
238.45
248.45
258.45
268.45
Frequency(MHz)
Frequency(MHz)
PAFC243B Pass Band Characteristics
PAFC243B Spurious Characteristics
0
10
20
30
40
50
60
70
0
10
20
30
40
50
60
70
80
90
80
90
242.95
243.95
244.95
223.95
233.95
243.95
253.95
263.95
Frequency(MHz)
Frequency(MHz)
47
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