SAW Components
Preliminary Data Sheet B7727
2Jun 24, 2002
SAW Components B7727
1960,0 MHz
Low-Loss Filter for Mobile Communication
Preliminary Data Sheet
2,5
2,0 0,8
0,5
1
23
45
0,5 0,1
0,1
bottom view
side view
top view
Chip sized SAW package QCS5A
Features
●Low-loss RF filter for mobile telephone
PCS systems, receive path
●Very high far out selectivity
●Symmetrical phase and amplitude balance
●Usable passband 60 MHz
●Suitable for GPRS class 1 to 12
●Unbalanced to balanced operation
●Impedance transformation from 50Ω to 200Ω
●Package for Surface Mounted Technology
(SMT)
Terminals
■Gold-plated Ni
Dimensions in mm, approx. weight 0,015 g
Pin configuration
1 Input, unbalanced
2, 5 Input ground
3, 4 Output, balanced
2, 5 To be grounded
Electrostatic Sensitive Device (ESD)
Type Ordering code Marking and Package
according to Packing
according to
B7727 B39202-B7727-B610 C61157-A7-A71 F61074-V8104-Z000
Maximum ratings
Operating temperature range
T
– 30/+ 85 ˚C
Storage temperature range
T
stg – 40/+ 85 ˚C
DC voltage
V
DC 5V
ESD voltage
V
ESD 50 V
Input power at
GSM850, GSM900
GSM1800, GSM1900
Tx band
P
IN
P
IN
15
12 dBm
dBm peak power of GSM signal,
duty cycle 4:8
3Jun 24, 2002
SAW Components B7727
1960,0 MHz
Low-Loss Filter for Mobile Communication
Preliminary Data Sheet
Characteristics
Operating temperature range:
T
= +15 to +60 ˚C
Terminating source impedance:
Z
S=50Ω
Terminating load impedance:
Z
L= 200 Ω (balanced) || 27 nH
min. typ. max.
Center frequency
f
C— 1960,0 — MHz
Maximum insertion attenuation αmax
1930,0 ... 1990,0 MHz — 3,7 4,5 dB
Amplitude ripple (p-p) ∆α
1930,0 ... 1990,0 MHz — 1,2 2,2 dB
Input VSWR 1930,0 ... 1990,0 MHz — 2,6 2,8
Output VSWR 1930,0 ... 1990,0 MHz — 2,2 2,5
Output phase balance (φ(S31)−φ(S21)+180˚)
1930,0 ... 1990,0 MHz -10 0 10 degree
Output amplitude balance (|S31/S21|)
1930,0 ... 1990,0 MHz -1,0 0,3 1,0 dB
Attenuation α
0,0 ... 1000,0 MHz 45 75 — dB
1000,0 ... 1830,0 MHz 40 63 — dB
1830,0 ... 1900,0 MHz 12 20 — dB
1900,0 ... 1910,0 MHz 9 15 — dB
2010,0 ... 2020,0 MHz 7 13 — dB
2020,0 ... 2070,0 MHz 12 20 — dB
2070,0 ... 6000,0 MHz 25 40 — dB
4Jun 24, 2002
SAW Components B7727
1960,0 MHz
Low-Loss Filter for Mobile Communication
Preliminary Data Sheet
Characteristics
Operating temperature range:
T
= -10 to +80 ˚C
Terminating source impedance:
Z
S=50Ω
Terminating load impedance:
Z
L= 200 Ω (balanced) || 27 nH
*)Valid in the temperature range -25 to +85˚C.
min. typ. max.
Center frequency
f
C— 1960,0 — MHz
Maximum insertion attenuation αmax
1930,0 ... 1990,0 MHz — 3,7 4,5 dB
1930,0 ... 1990,0 MHz — 3,7*) 5,0*)dB
Amplitude ripple (p-p) ∆α
1930,0 ... 1990,0 MHz — 1,2 2,2 dB
Input VSWR 1930,0 ... 1990,0 MHz — 2,6 2,8
Output VSWR 1930,0 ... 1990,0 MHz — 2,2 2,5
Output phase balance (φ(S31)−φ(S21)+180˚)
1930,0 ... 1990,0 MHz -10 0 10 degree
Output amplitude balance (|S31/S21|)
1930,0 ... 1990,0 MHz -1,0 0,3 1,0 dB
Attenuation α
0,0 ... 1000,0 MHz 45 75 — dB
1000,0 ... 1830,0 MHz 40 63 — dB
1830,0 ... 1900,0 MHz 12 19 — dB
1900,0 ... 1910,0 MHz 7 15 — dB
2010,0 ... 2020,0 MHz 6 12 — dB
2020,0 ... 2070,0 MHz 12 19 — dB
2070,0 ... 6000,0 MHz 25 40 — dB
5Jun 24, 2002
SAW Components B7727
1960,0 MHz
Low-Loss Filter for Mobile Communication
Preliminary Data Sheet
Transfer function:
Transfer function (wide band):
6Jun 24, 2002
SAW Components B7727
1960,0 MHz
Low-Loss Filter for Mobile Communication
Preliminary Data Sheet
Published by EPCOS AG
Corporate Communications, P.O. Box 80 17 09, 81617 Munich, GERMANY
✈ ++49 89 636 09, FAX (089) 636-2 2689
EPCOS AG 2002. Reproduction, publication and dissemination of this brochure and the informa-
t
ion contained therein without EPCOS’ prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of
t
he Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic
Manufacturers’ Association), unless otherwise agreed.
T
his brochure replaces the previous edition.
For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or
t
he international Representatives.
Due to technical requirements components may contain dangerous substances. For information on
t
he type in question please also contact one of our Sales Offices.