TA0748A Datasheet, PDF (2/8 Pages) TAI-SAW TECHNOLOGY CO., LTD. – SAW Filter 947.5 MHz SMD 3.0X3.0mm for GSM

TAI-SAW TECHNOLOGY CO., LTD.
No. 3, Industrial 2nd Rd., Ping-Chen Industrial District,
Taoyuan, 324, Taiwan, R.O.C.
TEL : [phone]
FAX : [phone]
http:/www.taisaw.com E-mail : [e-mail]
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
REV. NO.:2
RoHS Compliant
Lead free
Lead-free soldering
B. ELECTRICAL CHARACTERISTICS:
Characteristics
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
Min.
-
-
-
-
Value
Typ.
947.5
2.7
1.6
0.6
Max.
-
3.5
2.3
1.4
Note
-
-
-
-
50
62.1
-
-
30
43.9
25
28.6
-
-
-
-
45
54.1
-
-
20
26.8
-
-
50Ω // 0 PF
1
50Ω // 0 PF
1
Note1. No matching network required for operation at 50 Ω
C. MEASUREMENT CIRCUIT:
HP Network analyzer
50Ω
B
SAW Filter
E
50Ω
A,C,D,F
2
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC
Release document