TAI-SAW TECHNOLOGY CO., LTD.
No. 3, Industrial 2nd Rd., Ping-Chen Industrial District,
Taoyuan, 324, Taiwan, R.O.C.
TEL: 886-3-4690038
FAX: 886-3-4697532
E-mail:
tstsales@mail.taisaw.com
Web:
www.taisaw.com
Approval Sheet For Product Specification
Issued Date:
Product Name: SAW Filter 947.5 MHz SMD 3.0X3.0mm for GSM
TST Parts No.: TA0748A
Customer Parts No.:
Company:
Division:
Approved by :
Date:
Checked by:
Approval by:
Date:
Anne Chen
Francis Chen
2007/09/12
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
FR-71S03-01
TAI-SAW TECHNOLOGY CO., LTD.
No. 3, Industrial 2nd Rd., Ping-Chen Industrial District,
Taoyuan, 324, Taiwan, R.O.C.
TEL : 886-3-4690038
FAX : 886-3-4697532
http:/www.taisaw.com
E-mail : tstsales@mail.taisaw.com
SAW Filter 947.5 MHz
For GSM
MODEL NO.: TA0748A
A. MAXIMUM RATING:
1.Input Power Level: +20 dB
m
2.DC voltage: 5V
3.Operating Temperature: -30°C ~ +85°C
4.Storage Temperature: -40°C ~ +85°C
B. ELECTRICAL CHARACTERISTICS:
Characteristics
Min.
Center frequency
F
C
MHz
Insertion loss( 935~960 MHz)
I.L.
dB
V.S.W.R( 935~960 MHz)
dB
Ripple( 935~960 MHz)
dB
Attenuation:( Reference level from 0 dB)
1) D.C. ~ 871 MHz
dB
2) 890 ~ 915 MHz
dB
3) 980 ~ 1025 MHz
dB
4) 1025 ~ 2000 MHz
dB
5) 2000 ~ 3000 MHz
dB
Impedance at
F
C
; Input
Z
IN
=R
IN
//C
IN
Output Z
OUT
=R
OUT
//C
OUT
Note1. No matching network required for operation at 50
Ω
C. MEASUREMENT CIRCUIT:
-
-
-
-
50
30
25
45
20
Value
Typ.
947.5
2.7
1.6
0.6
62.1
43.9
28.6
54.1
26.8
50Ω // 0 PF
50Ω // 0 PF
REV. NO.:2
RoHS Compliant
Lead free
Lead-free soldering
Max.
-
3.5
2.3
1.4
-
-
-
-
-
Note
-
-
-
-
-
-
-
-
-
1
1
HP Network analyzer
50Ω
B
SAW Filter
E
50Ω
A,C,D,F
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
2
D.FREQUENCY CHRACTERISTICS:
1. wideband response:
0
- 10
- 20
- 30
- 40
- 50
- 60
- 70
847. 5
867. 5 887. 5
907. 5
927. 5
947. 5 967. 5
987. 5 1007. 5 1027. 5 1047. 5
0
- 20
- 40
- 60
- 80
- 100
0
600
1200
1800
2400
3000
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
3
passband response:
-1
-2
-3
-4
-5
-6
-7
922. 5
935
947. 5
960
972. 5
2. VSRW:
S11
3
2
1
922. 5
935
947. 5
960
972. 5
S22
3
2
1
922. 5
935
947. 5
960
972. 5
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
4
3.Smith chart of S11
4.Smith chart of S22
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document
5
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