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: Oct, 22, 2003 Product Name: SAW Filter 1842.5 MHz for Mobile Communication TST Parts No.: TA0219A Customer Parts No.:
Company: Division: Approved by : Date:
Checked by: Approval by: Date:
Bob Chau Francis Chen 10,22,2003
TAI-SAW TECHNOLOGY CO., LTD.
TST DCC Release document
1R-71S03-01 F
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
SAW Filter 1842.5 MHz for Mobile Communication
MODEL NO.: TA0219A A. MAXIMUM RATING:
1.Operating Temperature: -20°C ~ +75°C 2.Storage Temperature: -40°C ~ +85°C
REV. NO.:4
RoHS Compliant Lead free Lead-free soldering
B. ELECTRICAL CHARACTERISTICS : Singled to Balanced operation Terminating source impedance : Zs = 50 Ω Terminating load impedance : ZL = 200 Ω// 18 nH Item Min. Center frequency FC Insertion loss( 1805~1880 MHz) I.L. ( 1805~1880 MHz) Ripple Input VSWR Output VSWR ( 1805~1880 MHz) ( 1805~1880 MHz) MHz (dB) (dB) Value Typ. 1842.5 2.9 1.0 2.1 2.0
Max. 4.0 2.1 2.7 2.7 2 12
Note -
Attenuation:( Reference level from 0 dB) 0 ~ 1200 MHz (dB) 1200 ~ 1705 MHz (dB) 1705 ~ 1785 MHz (dB) 1920 ~ 1980 MHz (dB) 1980 ~ 2200 MHz (dB) 2200 ~ 3000 MHz (dB) 3000 ~ 6000 MHz (dB)
40 49 30 34 9 14 10 22 20 23.5 30 36 40 44 Symmetry in band (referenced to the matched operating condition) Output amplitude balance (|S31/S21|) -2 0 ( 1805~1880 MHz) (dB) Output phase balance (Φ(S31)-Φ(S21)+180°) -12 0 ( 1805~1880 MHz) degree
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C. OUTLINE DRAWING:
E △
L □
Pin configuration G : Unbalance input C,D : Balance output B,E : Ground △ : Year code □ : Date code Unit : mm
D. MEASUREMENT CIRCUIT:
18nH
200 Ω
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E. FREQUENCY CHRACTERISTICS: 1. Transfer function (25 ℃)
0 -5 -10 -15 -20 Att.(dB) -25 -30 -35 -40 -45 -50 1542.5 1602.5 1662.5 1722.5 1782.5 1842.5 Freq.(MHz) 1902.5 1962.5 2022.5 2082.5 2142.5
(wideband)
0
-10
-20
-30 Att.(dB)
-40
-50
-60
-70
-80 0 600 1200 1800 2400 3000 F re q. (MHz ) 3600 4200 4800 5400 6000
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2. VSWR (25 ℃) Unbalance Input
6 5.5 5 4.5 4 VSWR 3.5 3 2.5 2 1.5 1 1742.5 1762.5 1782.5 1802.5 1822.5 1842.5 Freq.(MHz) 1862.5 1882.5 1902.5 1922.5 1942.5
Balance Output
6 5.5 5 4.5 4 VSWR 3.5 3 2.5 2 1.5 1 1742.5 1762.5 1782.5 1802.5 1822.5 1842.5 Freq.(MHz) 1862.5 1882.5 1902.5 1922.5 1942.5
TAI-SAW TECHNOLOGY CO., LTD.
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F. PACKING: 1. REEL DIMENSION
2. TAPE DIMENSION
EL
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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
260 240 220 200 180
Peak (240℃max)
Go down Heating Preheating (140~160℃) (200℃) gradually
Temp/degC
160 140 120 100 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.
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