SAW FILTER
KF836U
TECHNICAL DATA
Band pass filters for TX of AMPS/TDMA/CDMA.
ᴌHigh stability and reliability with good
performance and no adjustment.
ᴌWide and sharp pass band characteristics.
ᴌLow insertion loss and deep stop band
attenuation for interference.
MAXIMUM RATINGS
ITEM SYMBOL RATING UNIT
Input Signal Level
DC Permissive Voltage
Operating Temperature Range
Storage Temperature Range
IS
max
V
DC
T
opr
T
stg
+10 dBm
5 V
-30ᴕ+85 ᴱ
-40ᴕ+85
ᴱ
SPECIFICATIONS FOR SAW FILTER
C
DIM MILLIMETERS
A
3.0 0.1
B
3.0 0.1
CG1.15 0.12
D
1.50 TYP.
E
0.60 TYP.
F
0.85 TYP.
1.20 TYP.
FUNCTION
PIN NO
1
3
GROUND
6
4
2
SIGNAL
5
SIGNAL
B
A
D
4
3
GG
5
2
1
E
6
F
_
+
_
+
_
+
SC-33
ELECTRICAL CHARACTERISTICS (Ta=-30 to 85ᴱ)
ITEMS SYMBOL TEST CONDITION MIN.
TYP.(25ᴱ)
Nominal Center Frequency fo - - 836.5 - MHz
Bandwidth
Insertion Loss
Ripple Level
Rejection Level
BW
IL
A
IL
3dB
PASS
RIP
STOP
Voltage Standing Wave Ratio VSWR
Input/Output Impedance
ZI(ZO)
-
fOᴦ12.5MHz
fOᴦ12.5MHz
DCᴕ800MHz
869ᴕ1049MHz
1049ᴕ1200MHz
1200ᴕ2000MHz
fOᴦ12.5MHz
- -
fOᴦ12.5
- - MHz
- 2.8 3.5 dB
- 0.8 1.6 dB
43 48 -
28 33 -
50 65 -
30 35 -
- 1.5 2.0 -
50ή
MAX. UNIT
- -
dB
MARKING
K H C
Lot No.
2001. 11. 16 1/5
Revision No : 2
TEST CIRCUIT
REFERENCE LEVEL TEST CIRCUIT
KF836U
R
s
SSG
0dBm
RS, RL: 50ή (Internal Impedance of Source and Load)
R : 0ή
Z
)=RS(RL)+R
I(ZO
MEASUREMENT CIRCUIT
Z
I
Z
O
RR
DET
R
L
SSG
Z
I
4
RR
s
3
5
2
6
1
2 : INPUT 1 , 3 , 4 , 6 : GROUND 5 : OUTPUT
RS, RL: 50ή (Internal Impedance of Source and Load)
R : 0ή
Z
)=RS(RL)+R
I(ZO
Z
O
R
DET
R
L
2001. 11. 16 2/5
Revision No : 2
KF836U
S21
LOG 10dB / REF 0dB
1 : -2.7807dB
824MHz
2 : -2.7603dB
849MHz
3 : -48.125dB
800MHz
4 : -34.021dB
869MHz
CENTER 836.5 MHz
1
2
4
3
SPAN 300 MHz
S11
CENTER 836.5 MHz
SWR 1 / REF 1
3
4
1 : 1.1948
824MHz
2 : 1.2103
849MHz
3 : 30.292
800MHz
4 : 33.844
869MHz
1
2
SPAN 300 MHz
2001. 11. 16 3/5
Revision No : 2
KF836U
S11
CENTER 836.5 MHz SPAN 300
1 U FS
1
2
3
1 : 43.492Ω
5.1719Ω
998.94pH
824MHz
2 : 60.432Ω
-1.2383Ω
849MHz
3 : 1.9111Ω
-19.857Ω
800MHz
4 : 10.387Ω
-122.47Ω
869MHz
4
MHz
S22
CENTER 836.5 MHz
1 U FS
3
1 : 39.992Ω
4.3008Ω
830.69pH
824MHz
1
2
4
SPAN 300 MHz
2 : 57.895Ω
0.5918Ω
849MHz
3 : 1.9268Ω
-17.527Ω
800MHz
4 : 8.9648Ω
-114.52Ω
869MHz
2001. 11. 16 4/5
Revision No : 2
KF836U
S21 LOG 10dB / REF 0dB
START 0.030 MHz
STOP 2,000
MHz
2001. 11. 16 5/5
Revision No : 2
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