Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: frontierusa.com
Surface Mount Transformer/Inductor
A. Mechanical dimension:
Size(Type)
1
2
1M
2M
A
12.5
14.5
12.5
14.5
B
9.5
12
9.5
12
C
5.8
7
5.8
7
D
5.13
6.38
5.13
6.38
E
3
4.5
3
4.5
F
2.5
2.5
2.5
2.5
G
2
2.8
2
2.8
a.)
Mechanical drawing and pin positions:
b.) Part number key:
SMT xxx –y z A
“Z”: “Blank” for iron powder core.
“M” for
high frequency, low loss Sendust core material.
“1” & “ 2”: for the size of core and housing.
“xxx”: for parallel inductance value (uH).
“SMT”: Surface Mount Transformer (Inductor)
B. Schematic:
Note:
RoHS
compliant; for the
RoHS
parts, we add “-LFR” at the end of the P/N.
SMT Xfmr: P/N SMTxxx-series
Rev. A
Jan, 01, 2006. Page 1 of 2
Frontier Electronics Corp.
667E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail: frontiersales@frontierusa.com
Web: frontierusa.com
Surface Mount Transformer/Inductor
C. Electrical specification:
(The parts below are made with low loss Iron Powder Core material.)
Parallel Ratings
Part
No.
SMT10-1A
SMT20-1A
SMT50-1A
SMT82-1A
SMT100-1A
SMT200-1A
SMT300-1A
SMT10-2A
SMT20-2A
SMT50-2A
SMT100-2A
SMT150-2A
SMT250-2A
SMT300-2A
Series Ratings
DCR
(Ω)
0.046
0.119
0.217
0.444
0.469
0.810
0.950
0.036
0.740
0.242
0.332
0.603
0.881
0.930
L
(uH)
10
20
50
82
100
200
300
10
20
50
100
150
250
300
Current
(Amps)
2.50
1.60
1.02
0.73
0.73
0.50
0.42
4.00
2.10
1.35
0.98
0.72
0.60
0.55
L
(uH)
40
80
200
328
400
800
1200
40
80
200
400
600
1000
1200
Current
(Amps)
1.250
0.800
0.510
0.365
0.365
0.250
0.210
2.000
1.050
0.575
0.475
0.360
0.300
0.275
DCR
(Ω)
0.184
0.480
0.870
1.78
1.88
3.22
3.73
0.150
0.300
0.970
1.33
2.42
3.53
3.72
Size
(Type)
Test
Freq.
(KHz)
1
1
2
1
(The parts below are made with
high frequency, low loss Sendust core material.)
Parallel Ratings
Part
No.
SMT10-1MA
SMT20-1MA
SMT50-1MA
SMT82-1MA
SMT100-1MA
SMT200-1MA
SMT300-1MA
SMT10-2MA
SMT20-2MA
SMT50-2MA
SMT100-2MA
SMT150-2MA
SMT250-2MA
SMT300-2MA
Series Ratings
DCR
(Ω)
0.040
0.093
0.175
0.320
0.375
0.448
0.733
0.021
0.042
0.066
0.158
0.170
0.420
0.560
L
(uH)
10
20
50
82
100
200
300
10
20
50
100
150
250
300
Current
(Amps)
2.50
1.60
1.02
0.73
0.73
0.50
0.42
4.00
2.10
1.35
0.88
0.72
0.62
0.55
L
(uH)
40
80
200
328
400
800
1200
40
80
200
400
600
1000
1200
Current
(Amps)
1.250
0.800
0.510
0.365
0.365
0.250
0.210
2.000
1.050
0.575
0.475
0.360
0.300
0.275
DCR
(Ω)
0.160
0.372
0.700
1.280
1.500
1.792
2.932
0.084
0.158
0.352
0.632
0.680
1.680
2.240
Size
(Type)
Test
Freq.
(KHz)
1M
1
2M
1
Note:
RoHS
compliant; for the
RoHS
parts, we add “-LFR” at the end of the P/N.
SMT Xfmr: P/N SMTxxx-series
Rev. A
Jan, 01, 2006. Page 2 of 2
Programming Basics
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