Document
www.DataSheet4U.com
SAW Components
Data Sheet B3671
SAW Components Low-Loss Filter Data Sheet
B3671 204,0 MHz
Ceramic package QCC10B
Features
s s s s
Low-loss IF filter for S-CDMA applications 500 kHz usable bandwidth Temperature stable Ceramic SMD package
Terminals
s Gold plated
Dimensions in mm, approx. weight 0,2 g Pin configuration 10 9 5 4 2, 7 1, 3, 6, 8 Input Input ground Output Output ground Ground Case ground
Type B3671
Ordering code B39201-B3671-Z710
Marking and Package according to C61157-A7-A49
Packing according to F61074-V8035-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings Operable temperature range Storage temperature range DC voltage Source power
T Tstg VDC Ps
–40 / +80 –40 / +85 0 0 2
˚C ˚C V dBm May 29, 2000
SAW Components Low-Loss Filter Data Sheet
Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: T = 0 .. 70 ˚C ZS = 50 Ω and matching network ZL = 50 Ω and matching network min. Nominal frequency Minimum insertion attenuation Pass bandwidth αrel αrel Amplitude ripple (p-p) ≤ 1,0 dB ≤ 3,0 dB typ. 204,0 9,0 max. — 10,0
B3671 204,0 MHz
fN
αmin
— —
MHz dB
B1dB B3dB
∆α
— —
720 1150
— —
kHz kHz
fN ± 250 kHz
Absolute group delay @ fN Group delay ripple (p-p) ∆τ τ
—
0,5
1,0
dB
—
0,8
—
µs
fN ± 250 kHz
Relative attenuation (relative to αmin) fN − 10,0 MHz ... fN − 3,8 MHz fN − 3,8 MHz ... fN − 3,2 MHz fN − 3,2 MHz ... fN − 2,5 MHz fN + 2,5 MHz ... fN + 2,6 MHz fN + 2,6 MHz ... fN + 3,5 MHz fN + 3,5 MHz ... fN + 4,5 MHz fN + 4,5 MHz ... fN + 10,0 MHz Temperature coefficient of frequency Turnover temperature
1) Temperature 1)
— αrel 45 44 45 44 45 43 45
30
100
ns
50 46 50 46 50 45 50 –0,036 35
— — — — — — — — —
dB dB dB dB dB dB dB ppm/K2 ˚C
TCf T0
— —
dependance of fc:
fc(TA) = fc(T0)(1 + TCf(TA – T0)2)
3
May 29, 2000
SAW Components Low-Loss Filter Data Sheet
B3671 204,0 MHz
Matching network to 50 Ω (Element values depend on PCB layout)
Ls1 = 120 nH Lp2 = 120 nH Lp3 = 150 nH Ls4 = 100 nH
4
May 29, 2000
SAW Components Low-Loss Filter Data Sheet
Normalized frequency response
B3671 204,0 MHz
Normalized frequency response (pass band)
5
May 29, 2000
SAW Components Low-Loss Filter Data Sheet
B3671 204,0 MHz
Published by EPCOS AG Surface Acoustic Wave Components Division, OFW E NK P.O. Box 80 17 09, D-81617 München © EPCOS AG 1999. All Rights Reserved. As far as patents or other rights of third parties are concerned, liability is only assumed for components per se, not for applications, processes and circuits implemented within components or assemblies. The information describes the type of component and shall not be considered as assured characteristics. Terms of delivery and rights to change design reserved. For questions on technology, prices and delivery please contact the sales offices of EPCOS AG or the international representatives. Due to technical requirements components may contain dangerous substances. For infor.