台灣嘉碩科技股份 限公司 - Tai

台灣嘉碩科技股份㈲限公司
TAI-SAW TECHNOLOGY CO., LTD.
桃園縣平鎮工業區工業㆓路3號
No.3, Industrial 2nd Rd., Ping-Chen Industrial District, Taoyuan, Taiwan, R.O.C.
TEL : 886-3-4690038
FAX : 886-3-4697532
http:/www.taisaw.com
E-mail : [email protected]
SAW Filter 1842.5 MHz for Mobile Communication
REV. NO.:2
MODEL NO.: TA1842FG
A. MAXIMUM RATING:
1.Input Power Level: 13 dBm
2.DC voltage: 0 V
3.Operating Temperature: -30°C to +85°C
4.Storage Temperature: -40°C to +85°C
B. ELECTRICAL CHARACTERISTICS:
Item
Min.
Typ.
Max.
-
1842.5
2.2
1.3
3.8
2.3
20.0
22.0
10.0
25.0
24.5
25.0
23.5
28.0
-
17.0
VSWR within 1805 ~1880 MHz
Source impedance
Zs
(Ω)
Load impedance
ZL
(Ω)
Note1. No matching network required for operation at 50 Ω
30.0
1.9
50
50
2.6
-
Center frequency
Fc
(dB)
Insertion loss within 1805 ~1880 MHz
IL
(dB)
Amplitude ripple (p-p) within 1805 ~ 1880 MHz (dB)
Attenuation (Reference level from 0 dB)
D.C. ~ 1500
MHz
(dB)
1600 ~ 1710
MHz
(dB)
1710 ~ 1785
MHz
(dB)
1920 ~ 3120
MHz
(dB)
3120 ~ 4000
MHz
(dB)
TAI-SAW TECHNOLOGY CO., LTD.
1
C. Frequency Characteristics :
Transfer function
TAI-SAW TECHNOLOGY CO., LTD.
2
Reflections Functions :
S11 VSWR
S22 VSWR
TAI-SAW TECHNOLOGY CO., LTD.
3
D. MEASUREMENT CIRCUIT:
HP Network analyzer
50Ω
B
SAW Filter
E
50Ω
A,C,D,F
E.OUTLINE DRAWING:
T H
F
TAI-SAW TECHNOLOGY CO., LTD.
4
F. PACKING:
1. REEL DIMENSION
2. TAPE DIMENSION
TH
F
Note 1
Note :
1. Pocket position relative to sprocket hole measured as true position of
pocket, not pocket hole.
TAI-SAW TECHNOLOGY CO., LTD.
5
G. Reflow Profile:
1. Preheating shall be fixed at 140 ~ 160 ℃ for 60 ~ 90 seconds.
2. Ascending time to preheating temperature 150 ℃ shall be 30 seconds
min.
3. Heating shall be fixed at 200 ℃ for 50 ~ 60 seconds and at 230±10 ℃
peak.
IR-reflow Profile
260
Peak (240℃max)
240
220
200
Go down
Temp/degC
180
160
gradually
Heating
140
Preheating
120
(200℃)
(140~160℃)
100
80
60
40
20
0
0
20
40
60
80
100
120
140
160
180
200
220
240
260
Time/sec
30sec. min
60 ~ 90 sec.
50 ~ 60 sec.
TAI-SAW TECHNOLOGY CO., LTD.
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