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
Hi-Current Toroid Inductors—3261I-series
A. Electrical specifications and Mechanical dimensions (Inches):
Dimensions (max.)
Part
I DC Max.
L(uH) Min
L (uH) ±15%
DCR Ω
No.
(Amp.)
@ I DC
@ 1KHz
(Max.)
A
B
C
Pin φ
0.020
0.025
0.020
0.020
0.025
0.032
0.064
0.040
0.020
0.016
0.012
0.064
0.036
0.018
0.015
0.012
0.064
0.036
0.018
0.015
0.012
0.064
0.032
0.025
0.018
0.012
0.062
0.032
0.023
0.018
0.012
3261I01
3261I02
3261I03
3261I04
3261I05
3261I06
3261I07
3261I08
3261I09
3261I10
3261I11
3261I12
3261I13
3261I14
3261I15
3261I16
3261I17
3261I18
3261I19
3261I20
3261I21
3261I22
3261I23
3261I24
3261I25
3261I26
3261I27
3261I28
3261I29
3261I30
3261I31
25
2.50
16
0.040
0.035
0.060
0.080
0.050
0.025
0.008
0.014
0.120
0.240
0.490
0.012
0.040
0.330
0.640
0.980
0.012
0.046
0.420
0.850
1.270
0.032
0.150
0.330
0.920
2.640
0.041
0.175
0.550
1.160
3.340
0.550
0.700
0.750
0.850
0.850
0.850
0.875
0.875
0.875
0.875
0.875
1.125
1.125
1.125
1.125
1.125
1.250
1.250
1.250
1.250
1.250
1.812
1.812
1.812
1.812
1.812
2.125
2.125
2.125
2.125
2.125
0.220
0.320
0.320
0.360
0.360
0.360
0.437
0.437
0.437
0.437
0.437
0.562
0.562
0.562
0.562
0.562
0.625
0.625
0.625
0.625
0.625
0.75
0.150
0.150
0.150
0.200
0.200
0.200
0.187
0.187
0.187
0.187
0.187
0.312
0.312
0.312
0.312
0.312
0.375
0.375
0.375
0.375
0.375
0.750
0.750
0.750
0.750
0.750
0.625
0.625
0.625
0.625
0.625
35
50
2.50
2.50
2.50
3.00
4.00
11.00
5.50
2.75
2.00
1.50
9.00
5.00
2.25
1.75
1.50
9.50
4.75
2.25
1.75
1.50
7.75
4.00
2.50
1.75
1.25
8.00
3.75
2.50
1.75
1.00
29
35
100
70
70
50
40
30
10
5.0
25
12
125
275
450
25
70
150
250
15
75
40
400
800
1000
50
225
475
575
25
150
700
1250
1600
125
500
1100
2250
4500
250
900
1800
4000
8000
85
400
750
950
65
275
650
1350
2700
125
500
1000
2100
4500
0.75
0.75
0.75
0.75
0.937
0.937
0.937
0.937
0.937
B. General information:
C. Mechanical dimension:
1. Electrical spec. test condition: 1.0KHz / 1V. at 25°C.
2. Current to cause temperature Rise: 40°C. Max.
3. Low core loss, Low cost and high current capacity.
4. Operating temperature: -20°C TO +105°C.
5. Insulation Resistance: 100M OHMS at 500VDC.
ꢀ Custom specifications are available.
Note: RoHS compliant; for the ROHS parts, we add “-LFR” at the end of the P/N.
Hi-I toroid ind. 3261I-series
Rev. A
Jan. 01, 2006 Page: 1 of 1