IA
Features
■
Fully encapsulated
■
Low profile
■
Low insertion loss
■
Frequency range 10 kHz to 500 MHz
■
Impedance levels from 12.5
Ω
to 800
Ω
■
6 pin DIP and SMD
■
Lead free
■
RoHS compliant**
*R
oH
S
CO
M
PL
NT
Electrical Specifications @ 25 °C
Type D
2-1-1D_
2-1-6D_
2-2-1D_
2-2.5-6D_
2-3-1D_
2-4-1D_
2-4-6D_
2-5-1D_
2-8-1D_
2-13-1D_
2-16-6D_
3-1-1D_
3-1-6D_
3-1.5-1D_
3-1.5-6D_
3-2.5-6D_
3-4-6D_
3-9-1D_
3-16-1D_
3-36-1D_
4-1-6D_
4-1.5-1D_
4-2.5-6D_
4-4-1D_
4-25-1D_
Part Number
Type W
2-1-1W_
2-1-6W_
2-2-1W_
2-2.5-6W_
2-3-1W_
2-4-1W_
2-4-6W_
2-5-1W_
2-8-1W_
2-13-1W_
2-16-6W_
3-1-1W_
3-1-6W_
3-1.5-1W_
3-1.5-6W_
3-2.5-6W_
3-4-6W_
3-9-1W_
3-16-1W_
3-36-1W_
4-1-6W_
4-1.5-1W_
4-2.5-6W_
4-4-1W_
4-25-1W_
Note:
RF2 and RF3 are standard units. RF4 only on request.
Terminal Material: 97Sn/2.5Cu/0.5Ag
Operating Temperature Range: 0 °C to +70 °C
Storage Temperature Range: -40 °C to +85 °C
REV. 01/09
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
-1J
4-4
Type J
2-1-1J_
2-1-6J_
2-2-1J_
2-2.5-6J_
2-3-1J_
2-4-1J_
2-4-6J_
2-5-1J_
2-8-1J_
2-13-1J_
2-16-6J_
3-1-1J_
3-1-6J_
3-1.5-1J_
3-1.5-6J_
3-2.5-6J_
3-4-6J_
3-9-1J_
3-16-1J_
3-36-1J_
4-1-6J_
4-1.5-1J_
4-2.5-6J_
4-4-1J_
4-25-1J_
(nominal 50
Ω)
RF2, RF3, RF4 Series - Wideband Transformers
Ratio
Frequency
Impedance
MHz
1
1
2
2.5
3
4
4
5
8
13
16
1
1
1.5
1.5
2.5
4
9
16
36
1
1.5
2.5
4
25
.050-200
.003-300
.070-200
.010-100
.050-250
.200-350
.020-250
.300-300
.030-140
.300-120
.030-75
.150-400
.010-150
.100-300
.020-100
.010-100
.020-200
.150-200
.300-120
.030-20
.004-500
.075-500
.010-50
.050-200
.020-30
3dB
MHz
.050-200
.003-300
.070-200
.010-100
.050-250
.200-350
.020-250
.300-300
.030-140
.300-120
.030-75
.150-400
.010-150
.100-300
.020-100
.010-100
.020-200
.150-200
.300-120
.030-20
.004-500
.075-500
.010-50
.050-200
.020-30
Insertion Loss
2dB
MHz
.080-150
.010-150
.100-100
.020-50
.100-200
.350-300
.050-150
.600-200
.100-90
.700-80
.060-30
.350-200
.020-100
.200-150
.050-50
.020-50
.050-150
.300-150
.700-80
.050-10
.020-200
.200-100
.025-25
.200-50
.050-20
1dB
MHz
.20-80
.02-50
.50-50
.05-20
.50-70
2-100
.10-100
5-100
1-60
5-20
10-20
2-50
.05-50
.50-80
.10-25
.05-20
.10-100
2-40
.50-20
.10-5
.10-50
.10-50
.05-10
1-30
.10-10
Schematic
RF2 Series
RF3 Series
RF4 Series
RF2, RF3, RF4 Series - Wideband Transformers
Product Dimensions
Type D
1
2
3
Typical Frequency Response
2-4-1
3 dB Bandwidth 0.200-350 MHz
How to Order
x - x - x x __ __ L
Model
Impedance Ratio
(see “Ratio Impedance”)
Type Number
6.85 MAX
(.270)
6
5
4
dB
7.62
(.300)
6.35 MAX
(.249)
3.81 MIN
(.150)
2.54
(.100)
5.08 TYP.
(.200)
0.45 TYP.
(.018)
Termination Type
(see “Product Dimensions”)
D = Through-hole
W = Surface Mount (Gull-Wing)
J = Surface Mount (“J” Leads)
0.38
(.015)
Frequency (MHz)
8.38 TYP.
(.330)
Impedance Ratio
P = Ratio: Primary to Secondary (R : 1)
Blank = Ratio: Secondary to Primary (R : 1)
Where “R” is the Ratio Impedance in
Electrical Specifications chart
Packaging
E = Tape and Reel (Types J and W only)
Blank = Tubes (Types D and W only)
Termination Material
L = 97Sn/2.5Cu/0.5Ag (lead free)
Type J
2-3-1
3 dB Bandwidth 0.050-250 MHz
6.35
MAX
(.250)
Packaging
dB
0.25
TYP
(.010)
1.14 - 1.27
(.045 - .050)
1
2
3
8.38
(.330)
6
5
4
Tape and Reel (Types J and W only)
..................................700 pcs./reel
Tubes (Types D and W only)....68 pcs./tube
1.14 - 1.27
(.045 - .050)
0.38
TYP
(.015)
Frequency (MHz)
Type W
3-1-1
3 dB Bandwidth 0.150-400 MHz
6.35
(.250)
0.25
TYP
(.010)
1.14 - 1.27
(.045 - .050)
1.90
(.075)
10.92
(.430)
1.90
(.075)
1.14 - 1.27
(.045 - .050)
6
5
4
0.38
TYP
(.015)
dB
1
2
3
Frequency (MHz)
DIMENSIONS ARE:
MM
(INCHES)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
RF2, RF3, RF4 Series - Wideband Transformers
Packaging Dimensions
330
DIA.
(12.99)
2.0
±
0.5
(.079
±
.020)
28.4
(1.12)
13.0
±
0.5
(.512
±
.020)
DIA.
50.0
(1.969)
21.0
±
0.8
(.827
±
.031)
THICKNESS
0.10
(.004)
MAX.
EMBOSSED
CAVITY
13.0
±
0.5
DIA.
(.512
±
.020)
24
(0.95)
EMBOSSED
CARRIER
Tape Dimensions for “W” Type
7.50
(.295)
1.75
(.069)
2.00
(.079)
4.00
(.157)
12.00
(.472)
1.50
DIA.
(.059)
7.1
(.280)
6.7
(.264)
4.9
(.193)
16.00 ± 0.30
(.630 ± .012)
5°
8.2
(.323)
1.50
DIA. MIN.
(.059)
11.2
(.441)
Tape Dimensions for “J” Type
7.50
(.295)
1.75
(.069)
2.00
(.079)
4.00
(.157)
12.00
(.472)
1.50
DIA.
(.059)
7.9
(.311)
16.00 ± 0.30
(.630 ± .012)
5°
8.9
(.350)
4.9
(.193)
1.50
DIA. MIN.
(.059)
6.1
(.240)
6.6
(.260)
DIMENSIONS:
MM
(INCHES)
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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