Thin-Film Directional Couplers
DB0603N 3dB 90° Couplers
GENERAL DESCRIPTION
RFAP TECHNOLOGY
The DB0603N 3dB 90° Coupler is based on thin-film
multilayer technology. The technology provides a
miniature part with excellent high frequency performance
and rugged construction for reliable automatic assembly.
The RFAP LGA 3dB 90° Coupler will be offered in a
variety of frequency bands compatible with various types
of high frequency wireless systems.
FEATURES
•
•
•
•
•
•
•
Miniature 0603 size
Low I. Loss
High Isolation
Surface Mountable
RoHS Compliant
Supplied on T&R
Power Rating:
10W RF
Continuous
LAND GRID ARRAY
ADVANTAGES:
• Inherent Low Profile
• Self Alignment during Reflow
• Excellent Solderability
• Low Parasitics
• Better Heat Dissipation
APPLICATIONS
• Balanced Amplifiers and Signal Distribution in
Wireless Communications
DIMENSIONS:
millimeters (inches)
L
Bottom View
B
A
S
Recommended Pad Layout Dimensions
mm (inches)
W
T
A
3
1.10
(0.043)
0.40
(0.016)
0.50
(0.020)
1.75 (0.069)
B
S
1.60±0.10
(0.063±0.004)
0.84±0.10
(0.033±0.004)
0.60±0.10
(0.024±0.004)
0.25±0.05
(0.010±0.002)
0.20±0.05
(0.008±0.002)
0.05±0.05
(0.002±0.002)
L
T
W
ORIENTATION IN TAPE
50
OHM
OUT 1
IN
OUT 2
ELECTRICAL PARAMETERS
Part Number
Frequency
MHz
Min.
2040
2300
2400
2850
3300
4200
5100
5600
Max.
2240
2500
2800
3150
3700
5000
5900
6000
Port
Impedance
Ω
Typ.
50
50
50
50
50
50
50
50
Return Loss
[dB]
Min.
15
12
12
12
12
12
12
12
Typ.
26
17
17
15
15
16
16
16
Isolation
[dB]
Min.
15
15
15
15
15
12
10
12
Typ.
23
23
23
26
26
15
14
17
Insertion Loss
[dB]
Typ.
0.30
0.25
0.25
0.20
0.20
0.50
0.60
0.40
Max.
0.40
0.35
0.35
0.30
0.30
0.70
0.80
0.90
Ampltidue
Balance
[dB]
Typ.
Max.
0.50
0.80
0.30
0.80
0.30
0.80
0.30
0.80
0.30
0.80
0.40
1.00
0.80
1.50
0.30
0.90
Phase Balance
(Relative to 90º)
Deg
Typ.
Max
2
3
2
3
2
3
2
3
2
3
1.5
3
1
3
2
3
Power
Handing
Watts
Max.
10
10
10
10
10
10
10
10
DB0603N2140ANTR
DB0603N2400ANTR
DB0603N2600ANTR
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DB0603N3500ANTR
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NOTE: Additional Frequencies Available Upon Request
70