TYPE
Fixe d Inductors for Surface Mounting
31
1 0 RF
1 2 RF
Meeting Your Needs
TYPE 10RF, 12RF
For Reflow Soldering
5.5 Max.
Frequency Range: 0.01~15MHz
Inductance Range: 10RF 10~220µH, 12RF 10-560µH
Temperature Coefficient: 10RF 1000ppm/°C
12RF 700ppm/°C
D10RF
D12RF
(
): 12RF
Unit: mm
Recommended
patterns:
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
Unit: mm
STANDARD PARTS SELECTION GUIDE
(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
Test
Measuring Freq.
Qu & Inductance
Rated DC(1), (2)
Current
Inductance
DC Resistance
(µH)
Qu
( Ω )
(mA)
459A-1001
459A-1002
459A-1003
459A-1004
459A-1005
10±15%
12±15%
15±15%
18±15%
22±15%
20 min.
20 min.
20 min.
20 min.
20 min.
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
0.077 max.
0.085 max.
0.094 max.
0.110 max.
0.120 max.
1200 max.
1070 max.
1000 max.
930 max.
800 max.
459A-1006
459A-1007
459A-1008
459A-1009
459A-1010
22±15%
33±15%
39±15%
47±15%
56±15%
20 min.
20 min.
20 min.
20 min.
20 min.
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
0.130 max.
0.150 max.
0.160 max.
0.180 max.
0.200 max.
760 max.
650 max.
620 max.
570 max.
520 max.
459A-1011
459A-1012
459A-1013
459A-1014
459A-1015
68±15%
82±15%
100±15%
120±15%
150±15%
20 min.
20 min.
25 min.
25 min.
20 min.
2.52MHz
2.52MHz
796kHz
796kHz
796kHz
0.230 max.
0.250 max.
0.300 max.
0.340 max.
0.380 max.
470 max.
430 max.
360 max.
340 max.
308 max.
459A-1016
459A-1017
180±15%
220±15%
20 min.
20 min.
796kHz
796kHz
0.450 max.
0.520 max.
279 max.
240 max.
TYPE 12RF
TOKO
Part
Number
Test
Measuring Freq.
Qu & Inductance
Rated DC(1), (2)
Current
Inductance
DC Resistance
(µH)
Qu
( Ω )
(mA)
457A-1001
457A-1002
457A-1003
457A-1004
457A-1005
10±15%
12±15%
15±15%
18±15%
22±15%
25 min.
25 min.
25 min.
25 min.
25 min.
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
0.11 max.
0.12 max.
0.13 max.
0.14 max.
0.16 max.
2200 max.
1860 max.
1740 max.
1598 max.
1479 max.
457A-1006
457A-1007
457A-1008
457A-1009
457A-1010
22±15%
33±15%
39±15%
47±15%
56±15%
25 min.
25 min.
20 min.
20 min.
20 min.
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
0.18 max.
0.19 max.
0.23 max.
0.24 max.
0.26 max.
1357 max.
1259 max.
1089 max.
1020 max.
940 max.
457A-1011
457A-1012
457A-1013
457A-1014
457A-1015
68±15%
82±15%
100±15%
120±15%
150±15%
20 min.
20 min.
30 min.
30 min.
30 min.
2.52MHz
2.52MHz
796kHz
796kHz
796kHz
0.28 max.
0.30 max.
0.36 max.
0.40 max.
0.45 max.
880 max.
830 max.
680 max.
640 max.
580 max.
457A-1016
457A-1017
457A-1018
457A-1019
457A-1020
180±15%
220±15%
270±15%
330±15%
390±15%
30 min.
30 min.
30 min.
25 min.
20 min.
796kHz
796kHz
796kHz
796kHz
796kHz
0.50 max.
0.54 max.
0.62 max.
0.67 max.
0.75 max.
500 max.
480 max.
420 max.
397 max.
360 max.
457A-1021
457A-1022
470±15%
560±15%
20 min.
20 min.
796kHz
796kHz
0.85 max.
1.00 max.
310 max.
280 max.
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