SAW Duplexers
SD25 Series
Features
How to Order
SD 25 - 1950 R 9 UB Q1
• High attenuation
• High isolation
• Rx balanced output type
① ②
③
④ ⑤ ⑥ ⑦
① Type of Product (SAW Duplexer)
② Package Size
③ Nominal Center Frequency
④ Spec.
⑤ Number of Terminals
⑥ Input/ Output
⑦ Custom Specification
Applications
• UMTS (W-CDMA)
• CDMA
RoHS Compliant
Specifications
Part No.
Band
Condition
Tx to ANT
SD25-1950R9UBQ1
Band1/
CDMA
BC6
ANT to Rx
Tx to ANT
SD25-0836R9UBQ1
Band5/
CDMA
BC0
ANT to Rx
Pass Band Insertion Pass Band
VSWR
Frequency Loss (dB) Variation (dB)
843MHz 1573MHz 1805MHz
1920MHz
2.3 max. 0.5 max. 2.2 max. 894MHz 1577MHz 1865MHz
1980MHz
44 min. 43 min. 25 min.
1920MHz 1980MHz 2255MHz
2110MHz
2.5 max. 0.5 max. 2.2 max. 1980MHz 2025MHz 2400MHz
2170MHz
45 min. 15 min. 15 min.
701MHz 869MHz 1565MHz
824MHz
2.5 max. 1.5 max. 2.2 max. 728MHz 894MHz 1606MHz
849MHz
35 min. 44 min. 35 min.
824MHz 1000MHz 1850MHz
869MHz
3.0 max. 1.5 max. 2.2 max. 849MHz 1850MHz 1920MHz
894MHz
45 min. 28 min. 40 min.
Dimensions
1865MHz
1880MHz
8 min.
2400MHz
2484MHz
30 min.
1930MHz
1990MHz
35 min.
1920MHz
6000MHz
35 min.
2110MHz
2170MHz
44 min.
2484MHz
6520MHz
35 min.
2110MHz
2170MHz
33 min.
2400MHz
2557MHz
24 min.
—
—
—
—
#3
−30 to +85°C −40 to +85°C
50 min.
—
55 min.
−30 to +85°C −40 to +85°C
50 min.
(0.7)
9−0.4±0.05
#7
#9
(0.7)
#6
(0.95)
#6
#5
9−0.4
#7
0.95
±0.05
0.7
±0.05
0.7
±0.05
2.0±0.1
#4
#9
#4
#8
#8
#4
(0.10)
#2
#5
#5
K ***
.
.
* .
#1
#2
Unit : mm
: Electrode
#3
0.90
#3
#2
#1
Test Circuit
0.90±0.05
(0.10)
(C0.15)
#1
8−0.4±0.05
0.95
±0.05
0.7 max.
2.5±0.1
#8
—
52 min.
8−0.4
(0.95)
(Bottom View)
(Top View)
#6
2400MHz
2500MHz
32 min.
Recommended Land Pattern
(Top View)
#7
Isolation Operating
Storage
Tx to Rx (dB) Temperature Temperature
Absolute Rejection (dB)
Unit : mm
: Electrode
Ant
LA
#6
50 ohm
PIN No. Function
Unit: mm
K : Kyocera logo
***: Identification no.
* : Monthly Code
: Index mark of ten days
( 1st-10th, 11th-20th, 21st-31st)
#1
#2
#3
#4
#5
#6
#7
#8
#9
Rx
GND
Tx
GND
GND
Ant
GND
Rx
GND
Rx
100 ohm
#8
LR
#1
#3
Tx
50 ohm
Part Number
LA [nH] LR [nH]
SD25-1950R9UBQ1 2.9
9.1
SD25-0836R9UBQ1 7.3
−
SAW Duplexers
SD25 Series
Characteristics
Part No.: SD25-1950R9UBQ1
0
−50
−5
−100
1740
2040
0
Attenuation [dB]
Tx to Ant
Attenuation [dB]
0
−10
2340
−50
−100
0
Frequency [MHz]
0
−50
−5
−100
1740
2040
Frequency [MHz]
Recommended Reflow Profile
8 sec. max.
Temperature (°C)
250
250°C max.
220°C min.
200
180±5 °C
150
140±10 °C
100
50
25
40±10 sec.
90±10 sec.
Time (sec.)
35±5 sec.
6000
−10
2340
0
Attenuation [dB]
Ant to Rx
Attenuation [dB]
0
3000
Frequency [MHz]
−50
−100
0
3000
Frequency [MHz]
6000
Tape & Reel Specifications
Tape & Reel Specifications
■ SAW Duplexers/ SAW Filters
(Unit: mm)
SAW Duplexers
SD20
SD25
SF14
SF15
SF16
SF18
SF20
2.0±0.05
A
2.0±0.05
2.0±0.05
2.0±0.05
2.0±0.05
2.0±0.05
2.0±0.05
2.0±0.05
B
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
C
φ1.5+0.1/ −0
1.5±0.1
φ1.5±0.1
φ1.5±0.1
1.5±0.1
1.5±0.1
φ1.5+0.1/ −0
1.5±0.1
D
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
4.0±0.1
E
3.5±0.05
3.5±0.05
3.5±0.05
3.5±0.05
3.5±0.05
3.5±0.05
3.5±0.05
3.5±0.05
F
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
1.75±0.1
G
8.0±0.1
8.0±0.2
8.0±0.2
8.0±0.2
8.0±0.2
8.0±0.2
8.0±0.1
8.0±0.2
H
φ0.8±0.05
1.1±0.1
φ1.1±0.1
φ0.5±0.05
0.5±0.1
1.1±0.1
φ0.8±0.05
1.1±0.1
2.25±0.1
J
2.05±0.1
2.25±0.1
2.9±0.1
1.7±0.1
1.80±0.1
1.90±0.1
2.05±0.1
L
1.7±0.1
1.8±0.1
2.4±0.1
1.4±0.1
1.4±0.1
1.85±0.1
1.7±0.1
1.8±0.1
N
0.85+0/ −0.5
0.7±0.1
1.15±0.1
0.8±0.1
0.7±0.1
0.95±0.2
0.85+0/ −0.5
0.7±0.1
O
0.2±0.05
0.2±0.05
0.25±0.05
0.2±0.05
0.2±0.05
0.25±0.05
0.2±0.05
0.2±0.05
P
φ178±2
φ178±2
φ178±2
φ178±2
φ178±2
φ178±2
φ178±2
φ178±2
Q
φ60±2
φ60±2
φ60±2
φ60±2
φ60±2
φ60±2
φ60±2
φ60±2
R
φ13±0.2
φ13±0.2
φ13±0.2
φ13±0.2
φ13±0.2
φ13±0.2
φ13±0.2
φ13±0.2
S
φ21±0.8
φ21±0.8
φ21±0.8
φ21±0.8
φ21±0.8
φ21±0.8
φ21±0.8
φ21±0.8
U
2±0.5
2±0.5
2±0.5
2±0.5
2±0.5
2±0.5
2±0.5
2±0.5
W
9.5±1
9.5±1
9.5±1
9.5±1
9.5±1
9.5±1
9.5±1
9.5±1
3000
3000
3000
3000
3000
3000
3000
3000
Qty.
Feed Direction
B
A
J
G
E
F
C
D
L
H
N
W
U
R
P
S
Q
R
E
E
L
SD18
O
T
A
P
E
SAW Filters
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