Wideband RF Impedance Matching Transformers
Designed for use in 50 Ω Impedance RF, and Fast Rise Time, Pulse Applications.
Isolation 1500VRMS minimum
Operating Temperature Range: +0 to +70 oC
NEW VERSION HIGH ISOLATION 1500VRMS minimum
Electrical Specifications at 25o C
Impedance
Ratio
( + 5%)
Pri. Ind.
min.
( µH )
Rise
Time max.
( ns )
LL
max.
( µH )
Pri./Sec.
Pri. DCR
max.
( Ω )
Sec. DCR
max.
( Ω )
-3 dB Loss BW
DIP
Part No.
Schem.
Style
CW/W max.
Low
High
MHz
( pF )
MHz
T-12201
T-12202
T-12203
T-12204
T-12205
T-12206
T-12207
T-12208
T-12209
T-12210
1:1
1CT:1CT
1:1CT
1:1:1
B
C
D
A
B
D
B
D
B
D
80
80
80
40
40
40
80
80
20
20
2.2
3.0
3.0
2.0
3.0
3.0
4.0
3.0
6.0
6.0
0.15
0.18
0.18
0.10
0.14
0.14
0.30
0.20
0.10
0.10
12
15
15
12
15
15
18
18
10
10
0.20
0.20
0.20
0.16
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.20
0.16
0.30
0.30
0.30
0.30
0.60
0.60
0.05
0.05
0.05
0.10
0.10
0.10
0.05
0.05
0.20
0.20
110
90
90
150
110
110
50
1:4
1:4CT
1:2
1:2CT
1:16
80
60
1:16CT
60
Schematic "A"
DIP Part
Number
Impedance
Ratio
Frequency Range (MHz)
Insertion Loss 2 dB
Schematic
Insertion Loss 3 dB
Insertion Loss 1 dB
Style
T-12250
T-12251
T-12252
T-12253
T-12254
T-12255
T-12256
T-12257
T-12258
T-12259
T-12260
T-12261
T-12262
T-12263
T-12264
T-12265
T-12266
T-12267
T-12268
T-12269
T-12270
T-12271
T-12272
T-12273
T-12274
1:1
1:1
.050-200
.003-300
.070-200
.010-100
.050-250
.200-350
.020-250
.300-300
.030-140
.300-120
.030-75
.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
.20-80
.02-50
.50-50
.05-20
.50-70
2-100
.10-100
.50-100
1-60
D
D
D
D
D
D
D
D
D
D
D
B
B
B
B
B
B
B
B
B
C
C
C
C
C
2:1
2.5:1
3:1
Schematic "B"
Schematic "C"
Schematic "D"
4:1
4:1
5:1
8:1
13:1
16:1
1:1
5-20
10-20
2-50
.150-400
.010-150
.100-300
.020-100
.010-100
.020-200
.150-200
.300-120
.030-20
1:1
.005-50
.50-80
.10-25
.05-20
.10-100
2-40
1.5:1
1.5:1
2.5:1
4:1
9:1
16:1
36:1
1:1
.50-20
.10-5
.004-500
.075-500
.010-50
.10-50
.10-50
.05-10
1-30
1.5:1
2.5:1
4:1
.050-200
.020-30
25:1
.10-10
6-Pin
DIP
6-Pin SMD: T-122XXG
.315
(8.00)
MAX.
.270
(6.86)
.285
(7.24)
MAX.
Schematic "E"
.315
(8.00)
MAX.
.205
(5.21)
MAX.
.200
(5.08)
MAX.
.008 R
(0.20)
.010
(0.25)
TYP.
.120
(3.05)
MIN.
.010
(0.25)
TYP.
.012
(0.30)
TYP.
.286
.020
(0.38)
TYP.
.300
(7.27)
(7.62)
.038 .100
(0.96) (2.54)
TYP. TYP.
.050
(1.27)
TYP.
.365
(9.27)
MAX.
.425 (10.80)
.405 (10.29)
.100
(2.54)
TYP.
.020
(0.51)
TYP.
Add "G" to P/N for SMD
Tape & Reel available
www.rhombus-ind.com
sales@rhombus-ind.com
TEL: (714) 898-0960
FAX: (714) 896-0971
RFHV 2001-01