"High Frequency Ceramic Solutions"
1.85 GHz Balun
Detail Specification: 03/25/04
P/N 1850BL15B050
Page 1 of 2
General Specifications
Part Number
1850BL15B050
1700~2000
50 Ω
Operating Temperature
Reel Quanity
-40 to +85°C
Frequency (MHz)
4,000
Unbalanced Impedence
Differential Balanced Imp.
Insertion Loss
Power Capacity
Impedence
3.0 watts max.
50 / 50 Ω
50 Ω
1.0 dB max.
9.5 dB min.
180 ± 10
Return Loss
Phase Difference (degree)
Amplitude Difference
Terminal Configuration
No.
2 dB max.
Function
1
2
3
4
5
6
Unbalanced Port
GND or DC Feed
Balanced Port
Balanced Port
GND
Mechanical Dimensions
In
±
mm
0.079
0.049
0.033
0.012
0.008
0.012
0.014
0.026
0.004
0.004
0.004
0.004
0.004
2.00
1.25
0.85
0.30
0.20
0.30
0.35
0.65
0.10
0.10
0.10
0.10
0.10
L
W
T
a
±
±
±
±
±
W
c
±
±
NC
a
p
L
±
b
c
±
+.004/-.006
+0.1/-0.2
T
0.004
0.002
0.10
0.05
g
p
±
±
±
±
g
b
Mounting Considerations
Mount these devices with colored mark facing up.
* Line width should be designed to provide proper impedance matching characteristics.
Units: mm
0.50
0.65
Without DC Feed
With DC Feed
0.65
0.35
0.35
Solder Resist
Land
*
*
1.0
Through-hole (φ0.3)
0.2
*
*
0.2
1.0
0.8
0.8
1.0
*
*
0.3
0.3
0.25
0.25
Units: mm
Johanson Technology, Inc. reserves the right to make design changes without notice.
All sales are subject to Johanson Technology, Inc. terms and conditions.
www.johansontechnology.com
931 Via Alondra • Camarillo, CA 93012 • TEL 805.389.1166 FAX 805.389.1821
2003 Johanson Technology, Inc. All Rights Reserved