BOURNS RF2

PL
IA
N
T
Features
M
CO
■ Low profile
■ Low insertion loss
-1J
4-4
*R
oH
S
■ RoHS compliant**
■ Fully encapsulated
■ Frequency range 10 kHz to 500 MHz
■ Impedance levels from 12.5 Ω to 800 Ω
(nominal 50 Ω)
■ 6 pin DIP and SMD
RF2, RF3, RF4 Series - Wideband Transformers
Electrical Specifications @ 25 °C
Part Number
Frequency
MHz
Insertion Loss
Type D
Type W
Type J
Ratio
Impedance
2-1-1D_
2-1-1W_
2-1-1J_
1
.050-200
.050-200
.080-150
.20-80
2-1-6D_
2-1-6W_
2-1-6J_
1
.030-300
.030-300
.100-150
.20-50
2-2-1D_
2-2-1W_
2-2-1J_
2
.070-200
.070-200
.100-100
.50-50
2-2.5-6D_
2-2.5-6W_
2-2.5-6J_
2.5
.010-100
.010-100
.020-50
.05-20
2-3-1D_
2-3-1W_
2-3-1J_
3
.050-250
.050-250
.100-200
.50-70
2-4-1D_
2-4-1W_
2-4-1J_
4
.200-350
.200-350
.350-300
2-100
2-4-6D_
2-4-6W_
2-4-6J_
4
.020-250
.020-250
.050-150
.10-100
2-5-1D_
2-5-1W_
2-5-1J_
5
.300-300
.300-300
.600-200
5-100
2-8-1D_
2-8-1W_
2-8-1J_
8
.030-140
.030-140
.100-90
1-60
2-13-1D_
2-13-1W_
2-13-1J_
13
.300-120
.300-120
.700-80
5-20
2-16-6D_
2-16-6W_
2-16-6J_
16
.030-75
.030-75
.060-30
10-20
3-1-1D_
3-1-1W_
3-1-1J_
1
.150-400
.150-400
.350-200
2-50
3-1-6D_
3-1-6W_
3-1-6J_
1
.010-150
.010-150
.020-100
.05-50
3-1.5-1D_
3-1.5-1W_
3-1.5-1J_
1.5
.100-300
.100-300
.200-150
.50-80
3-1.5-6D_
3-1.5-6W_
3-1.5-6J_
1.5
.020-100
.020-100
.050-50
.10-25
3-2.5-6D_
3-2.5-6W_
3-2.5-6J_
2.5
.010-100
.010-100
.020-50
.05-20
3-4-6D_
3-4-6W_
3-4-6J_
4
.020-200
.020-200
.050-150
.10-100
3 dB
MHz
2 dB
MHz
1 dB
MHz
3-9-1D_
3-9-1W_
3-9-1J_
9
.150-200
.150-200
.300-150
2-40
3-16-1D_
3-16-1W_
3-16-1J_
16
.300-120
.300-120
.700-80
.50-20
3-36-1D_
3-36-1W_
3-36-1J_
36
.030-20
.030-20
.050-10
.10-5
4-1-6D_
4-1-6W_
4-1-6J_
1
.040-500
.040-500
.200-200
1-50
4-1.5-1D_
4-1.5-1W_
4-1.5-1J_
1.5
.075-500
.075-500
.200-100
.10-50
4-2.5-6D_
4-2.5-6W_
4-2.5-6J_
2.5
.010-50
.010-50
.025-25
.05-10
4-4-1D_
4-4-1W_
4-4-1J_
4
.050-200
.050-200
.200-50
1-30
4-25-1D_
4-25-1W_
4-25-1J_
25
.020-30
.020-30
.050-20
.10-10
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
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Schematic
RF2 Series
RF3 Series
RF4 Series
RF2, RF3, RF4 Series - Wideband Transformers
Product Dimensions
Typical Frequency Response
1
2
Model
3
Impedance Ratio
(see “Ratio Impedance”)
6.85 MAX
(.270)
5
Type Number
4
Termination Type
(see “Product Dimensions”)
D = Through-hole
W = Surface Mount (Gull-Wing)
J = Surface Mount (“J” Leads)
dB
6
7.62
(.300)
6.35 MAX
(.249)
3.81 MIN
(.150)
0.38
(.015)
2.54
(.100)
Frequency (MHz)
0.45 TYP.
(.018)
8.38 TYP.
(.330)
5.08 TYP.
(.200)
2-3-1 3 dB Bandwidth 0.050-250 MHz
6.35
MAX
(.250)
3
Termination Material
L = 97Sn/2.5Cu/0.5Ag (RoHS Compliant)
dB
0.25
TYP
(.010)
1.14 - 1.27
(.045 - .050)
Packaging
8.38
(.330)
6
5
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)
Type J
2
x - x - x x __ __ L
2-4-1 3 dB Bandwidth 0.200-350 MHz
Type D
1
How To Order
1.14 - 1.27
(.045 - .050)
4
0.38
TYP
(.015)
Frequency (MHz)
Tape and Reel (Types J and W only)
....................................... 700 pcs./reel
Tubes (Types D and W only)
........................................ 68 pcs./tube
3-1-1 3 dB Bandwidth 0.150-400 MHz
Type W
6.35
(.250)
1
2
0.25
TYP
(.010)
3
1.14 - 1.27
(.045 - .050)
1.90
(.075)
6
5
dB
10.92
(.430)
1.90
(.075)
4
0.38
TYP
(.015)
DIMENSIONS:
MM
(INCHES)
1.14 - 1.27
(.045 - .050)
Frequency (MHz)
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
2.0 ± 0.5
(.079 ± .020)
330
DIA.
(12.99)
28.4
(1.12)
THICKNESS
0.10
(.004)
MAX.
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
EMBOSSED
CAVITY
50.0
(1.969)
13.0 ± 0.5
DIA.
(.512 ± .020)
EMBOSSED
CARRIER
24
(0.95)
Tape Dimensions for “W” Type
7.50
(.295)
1.75
(.069)
2.00
(.079)
4.00
(.157)
12.00
(.472)
7.1
(.280)
6.7
(.264)
1.50
DIA.
(.059)
4.9
(.193)
16.00 ± 0.30
(.630 ± .012)
8.2
(.323)
5°
11.2
(.441)
1.50
DIA. MIN.
(.059)
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°
1.50
DIA. MIN.
(.059)
8.9
(.350)
4.9
(.193)
DIMENSIONS:
6.1
(.240)
MM
(INCHES)
6.6
(.260)
REV. 10/12
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.