LTCC Balun
RF Transformer
BLJC2-542R+
50Ω 4900 to 5875 MHz 1:2 Ratio
CASE STYLE: JC0603C
Features
Maximum Ratings
Operating Temperature
Storage Temperature*
Input RF Power
+RoHS Compliant
• low phase unbalance, 1.5 deg.
and amplitude unbalance, 0.2 dB typ.
• miniature size 0603 (0.063”[1.6mm]) x
0.031”[0.8mm] x 0.024”[0.6mm])
• low cost
-55°C to 100°C
-55°C to 100°C
0.5W
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications
*Refer to product storage temperature after installation.
Suggestion for T&R unused product storage condition: +5~+35°C,
Humidity 45~75%RH, 12 Month max.
• aqueous washable
Permanent damage may occur if any of these limits are exceeded.
Reel Size
7”
Devices/Reel
20, 50, 100, 200, 500,1000, 4000
Applications
• ISM Band
• WLAN
• Bluetooth
• Zigbee
Pad Connections
PRIMARY DOT (Unbalanced Port)
GND or DC FEED
1
2
3
4
6
5
Electrical Specifications at 25°C
SECONDARY DOT (Balanced)
SECONDARY (Balanced)
NO CONNECTION
Parameter
Impedance Ratio
Frequency (MHz)
Min.
Typ.
Max.
Unit
2
Frequency Range
Insertion Loss*
4900
—
—
5875
1.3
1.5
15
MHz
dB
GND
4900 - 5875
4900 - 5875
4900 - 5875
4900 - 5875
0.9
0.2
1.5
14
Amplitude Unbalance
Phase Unbalance†
Unbalance Return Loss
—
dB
Outline Drawing
—
Degree
dB
PCB Land Pattern
9.5
—
* Tested on Evaluation Board TB-BLJC2-542R+
† Relative to 180°
Typical Performance Data at 25°C**
FREQUENCY
(GHz)
INSERTION
LOSS
(dB)
INPUT
R. LOSS
(dB)
AMPLITUDE
UNBALANCE
(dB)
PHASE
UNBALANCE
(Deg.)
4.90
5.00
5.10
5.20
5.30
5.40
5.50
5.60
5.70
5.80
5.875
1.14
1.09
1.04
1.00
0.96
0.92
0.88
0.84
0.81
0.79
0.78
10.25
10.70
11.22
11.79
12.44
13.19
14.06
15.05
16.19
17.41
18.30
0.14
0.01
0.10
0.20
0.28
0.35
0.40
0.43
0.44
0.43
0.41
1.48
1.35
1.19
0.96
0.64
0.25
0.21
0.71
1.27
1.91
2.45
Suggested Layout,
Tolerance to be within .002
inch
Outline Dimensions (
)
mm
A
.063
1.60
B
.031
0.79
C
.024
0.61
D
.012
0.30
E
.008
0.20
F
.006
0.15
G
.020
0.51
H
.010
0.25
J
.022
0.56
K
.053
1.35
wt
grams
0.005
** Measured with Agilent E5071B network analyzer using impedance conversion and port extension.
BLJC2-542R+
INSERTION LOSS
BLJC2-542R+
AMPLITUDE UNBALANCE
1.2
1.1
1.0
0.9
0.8
0.8
0.6
0.4
0.2
0.0
Evaluation Board MCL P/N:TB-BLJC2-542R+
Suggested PCB Layout (PL-513)
4.90
5.10
5.30
5.50
5.70
5.90
4.90
5.10
5.30
5.50
5.70
5.90
FREQUENCY (GHz)
FREQUENCY (GHz)
BLJC2-542R+
PHASE UNBALANCE
8
6
4
2
0
Configuration R
4.90
5.10
5.30
5.50
5.70
5.90
FREQUENCY (GHz)
Notes
A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document.
B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions.
C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled
to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp
REV. OR
M172548
BLJC2-542R+
AV/CP/AM
190318
®
Mini-Circuits
www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com