Brochure for R3838 Series SMT Mini Wideband Transformers

SMT MINI WIDEBAND
TRANSFORMERS
R3838 SERIES
•
Ideal for wideband and RF instrumentation applications
•
Can be used for Impedance Matching, Signal Isolation and Balance to Unbalanced conversion
•
3.8mm square, 5.0mm high
•
Operating Temperature: -40°C to +85°C
•
RoHS Compliant Product
•
Custom Design Available
ELECTRICAL PARAMETERS @ 25°C
Part Number
R3838-
Impedance
Ratio
(Sec/Pri ±10%)
Bandwidth
Typ
(MHz)
Insertion Loss
(dB Typ)
Primary OCL
(μH MIN)
4-6
Pri DCR
(Ω MAX)
4-6
Sec OCL
(µH MIN)
1-3
Sec DCR
(Ω MAX)
1-3
Schematic
1-1L
1:1
4-600
0.40
10.0
0.120
10.0
0.120
A
1-1TL
1:1
3.5-750
0.58
11.0
0.075
11.0
0.075
B
2-1TL
1:2
4-500
0.50
10.0
0.120
20.0
0.150
B
3-1TL
1:3
4-900
0.60
9.0
0.100
27.0
0.150
B
4-1TL
1:4
3.2-750
1.00
12.0
0.055
48.0
0.120
B
4-14TL
1:4
16-1200
2.00
2.0
0.050
8.0
0.100
B
4-1WL
1:4
6.5-1000
0.90
5.0
0.060
20.0
0.120
B
4-6TL
1:4
4.5-700
0.30
9.0
0.120
36.0
0.200
B
8-1L
1:8
1.5-600
0.60
22.0
0.080
176.0
0.310
B
9-1L
1:9
4.5-500
0.54
9.0
0.060
81.0
0.230
B
DIMENSIONS (mm)
SCHEMATICS
Figure A
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Tel: 310-325-1043
Fax: 310-325-1044
Figure B
Dimensions
Unless otherwise specified, all tolerances are:
inch: .XX : ±0.015 .XXX : ±0.004
mm: X,X : ±0,38 X,XX : ±0,10
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