Meeting Your Needs
Fixed Inductors for Surface Mounting
10RF
TYPE
31
12RF
5.5 Max.
TYPE 10RF, 12RF
For Reflow Soldering
Frequency Range:
0.01~15MHz
Inductance Range:
10RF 10~220µH, 12RF 10-560µH
Temperature Coefficient:
10RF 1000ppm/°C
12RF 700ppm/°C
D10RF
D12RF
(8—12)
(
): 12RF
Unit: mm
Features
• High current transformer, ideal for use as choke coil for
DC/DC circuit
• Available with secondary winding
• Entire choke is magnetically shielded
• Low profile package is ideal for height restrictive designs
Recommended
patterns:
STANDARD PARTS SELECTION GUIDE
Unit: mm
(1) The rated DC current is that which the inductance value decreases 10% by the excitation DC current, measured at 1kHz by universal bridge or equivalent.
(2) Rated DC current is for reference only.
TYPE 10RF
TOKO
Part
Number
459A-1001
459A-1002
459A-1003
459A-1004
459A-1005
459A-1006
459A-1007
459A-1008
459A-1009
459A-1010
459A-1011
459A-1012
459A-1013
459A-1014
459A-1015
459A-1016
459A-1017
Inductance
(µH)
10±15%
12±15%
15±15%
18±15%
22±15%
22±15%
33±15%
39±15%
47±15%
56±15%
68±15%
82±15%
100±15%
120±15%
150±15%
180±15%
220±15%
Qu
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
20 min.
25 min.
25 min.
20 min.
20 min.
20 min.
Test
Measuring Freq.
Qu & Inductance
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
796kHz
796kHz
796kHz
796kHz
796kHz
DC Resistance
(
Ω
)
0.077 max.
0.085 max.
0.094 max.
0.110 max.
0.120 max.
0.130 max.
0.150 max.
0.160 max.
0.180 max.
0.200 max.
0.230 max.
0.250 max.
0.300 max.
0.340 max.
0.380 max.
0.450 max.
0.520 max.
Rated DC
(1), (2)
Current
(mA)
1200 max.
1070 max.
1000 max.
930 max.
800 max.
760 max.
650 max.
620 max.
570 max.
520 max.
470 max.
430 max.
360 max.
340 max.
308 max.
279 max.
240 max.
TYPE 12RF
TOKO
Part
Number
457A-1001
457A-1002
457A-1003
457A-1004
457A-1005
457A-1006
457A-1007
457A-1008
457A-1009
457A-1010
457A-1011
457A-1012
457A-1013
457A-1014
457A-1015
457A-1016
457A-1017
457A-1018
457A-1019
457A-1020
457A-1021
457A-1022
Inductance
(µH)
10±15%
12±15%
15±15%
18±15%
22±15%
22±15%
33±15%
39±15%
47±15%
56±15%
68±15%
82±15%
100±15%
120±15%
150±15%
180±15%
220±15%
270±15%
330±15%
390±15%
470±15%
560±15%
Qu
25 min.
25 min.
25 min.
25 min.
25 min.
25 min.
25 min.
20 min.
20 min.
20 min.
20 min.
20 min.
30 min.
30 min.
30 min.
30 min.
30 min.
30 min.
25 min.
20 min.
20 min.
20 min.
Test
Measuring Freq.
Qu & Inductance
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
796kHz
796kHz
796kHz
796kHz
796kHz
796kHz
796kHz
796kHz
796kHz
796kHz
DC Resistance
(
Ω
)
0.11 max.
0.12 max.
0.13 max.
0.14 max.
0.16 max.
0.18 max.
0.19 max.
0.23 max.
0.24 max.
0.26 max.
0.28 max.
0.30 max.
0.36 max.
0.40 max.
0.45 max.
0.50 max.
0.54 max.
0.62 max.
0.67 max.
0.75 max.
0.85 max.
1.00 max.
Rated DC
(1), (2)
Current
(mA)
2200 max.
1860 max.
1740 max.
1598 max.
1479 max.
1357 max.
1259 max.
1089 max.
1020 max.
940 max.
880 max.
830 max.
680 max.
640 max.
580 max.
500 max.
480 max.
420 max.
397 max.
360 max.
310 max.
280 max.
