Features:
- High DC current bias capability
-
125° rating (ambient plus rise)
-
Used for output and EMI inductor applications
-
Wide range of values in standard packages
How to choose your model:
- Calculate the energy storage needed based on
inductance and current
- No de-rating needed for ambients up to
85°C
 Notes:
- Temperature
rise is based on RTA=60°C/W
and 85°C ambient.
- AC resistance (ACR) will be higher than
DC resistance (DCR) due to skin/proximity effect.
- Pin #2 supplied with optional center tap.
Precision Model Number |
Figure Number |
Data on Page |
|
A MAX |
B MAX |
C MAX |
D NOM |
| LA-18070-xxxx |
1 |
2 |
mm |
17.8 |
6.86 |
31.7 |
0.81 |
| |
|
|
in |
0.7 |
0.27 |
1.25 |
0.032 |
| LA-23120-xxxx |
1 |
3 |
mm |
22.9 |
11.7 |
31.7 |
0.81 |
| |
|
|
in |
0.9 |
0.46 |
1.25 |
0.032 |
| LA-10000-xxxx |
2 |
4 |
mm |
Note 1 |
Note 1 |
28.5 |
0.81 |
| |
|
|
in |
|
|
1.12 |
0.032 |
| LA-20000-xxxx |
2 |
4 |
mm |
Note 1 |
Note 1 |
28.5 |
0.81 |
| |
|
|
in |
|
|
1.12 |
0.032 |
| LA-30000-xxxx |
2 |
4 |
mm |
Note 1 |
Note 1 |
28.5 |
0.81 |
| |
|
|
in |
|
|
1.12 |
0.032 |
| LA-50000-xxxx |
2 |
4 |
mm |
Note 1 |
Note 1 |
28.5 |
1.02 |
| |
|
|
in |
|
|
1.12 |
0.04 |
Note 1: See
electrical tables following for dimensions
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Typical Saturation Current [Amps] (note 1) |
Energy Strorage [µJoules] (note 2) |
Self Resonance Freuqency [MHz} |
| LA-18070-01RO |
1 |
1 |
0.009 |
5.3 |
7 |
13.6 |
* |
| LA-18070-01R2 |
1 |
1.2 |
0.01 |
5 |
6.4 |
14.6 |
* |
| LA-18070-01R5 |
1 |
1.5 |
0.011 |
4.8 |
5.7 |
16.8 |
* |
| LA-18070-01R8 |
1 |
1.8 |
0.012 |
4.6 |
5.2 |
18.5 |
* |
| LA-18070-02R2 |
1 |
2.2 |
0.013 |
4.4 |
4.7 |
20.4 |
* |
| LA-18070-02R7 |
1 |
2.7 |
0.014 |
4.2 |
4.3 |
22.6 |
* |
| LA-18070-03R3 |
1 |
3.3 |
0.016 |
4 |
3.9 |
23.8 |
* |
| LA-18070-03R9 |
1 |
3.9 |
0.017 |
3.8 |
3.6 |
24 |
38 |
| LA-18070-04R7 |
1 |
4.7 |
0.022 |
3.4 |
3.3 |
24.3 |
26 |
| LA-18070-05R6 |
1 |
5.6 |
0.024 |
3.2 |
3 |
23.9 |
26 |
| LA-18070-06R8 |
1 |
6.8 |
0.026 |
3.1 |
2.7 |
23.6 |
25 |
| LA-18070-08R2 |
1 |
8.2 |
0.028 |
3 |
2.5 |
24.4 |
22 |
| LA-18070-0100 |
1 |
10 |
0.033 |
2.8 |
2.3 |
25.1 |
17 |
| LA-18070-0120 |
1 |
12 |
0.037 |
2.6 |
2.1 |
25.1 |
16 |
| LA-18070-0150 |
1 |
15 |
0.04 |
2.5 |
1.9 |
25.7 |
12 |
| LA-18070-0180 |
1 |
18 |
0.044 |
2.4 |
1.7 |
24.7 |
11 |
| LA-18070-0220 |
1 |
22 |
0.05 |
2.2 |
1.5 |
23.5 |
10 |
| LA-18070-0270 |
1 |
27 |
0.07 |
1.9 |
1.4 |
25.1 |
7 |
| LA-18070-0330 |
1 |
33 |
0.075 |
1.8 |
1.3 |
26.5 |
7 |
| LA-18070-0390 |
1 |
39 |
0.084 |
1.7 |
1.2 |
26.7 |
7 |
| LA-18070-0470 |
1 |
47 |
0.104 |
1.6 |
1.1 |
27 |
6 |
| LA-18070-0560 |
1 |
56 |
0.13 |
1.4 |
1 |
26.6 |
6 |
| LA-18070-0680 |
1 |
68 |
0.145 |
1.3 |
0.88 |
25 |
5 |
| LA-18070-0820 |
1 |
82 |
0.152 |
1.3 |
0.8 |
25 |
4 |
| LA-18070-0101 |
1 |
100 |
0.208 |
1.1 |
0.73 |
25.3 |
3 |
| LA-18070-0121 |
1 |
120 |
0.283 |
0.94 |
0.66 |
24.9 |
* |
| LA-18070-0151 |
1 |
150 |
0.33 |
0.87 |
0.6 |
25.7 |
* |
| LA-18070-0181 |
1 |
180 |
0.362 |
0.83 |
0.54 |
24.9 |
* |
| LA-18070-0221 |
1 |
220 |
0.505 |
0.7 |
0.49 |
25.1 |
* |
| LA-18070-0271 |
1 |
270 |
0.557 |
0.67 |
0.45 |
26 |
2 |
| LA-18070-0331 |
1 |
330 |
0.65 |
0.62 |
0.4 |
25.1 |
* |
| LA-18070-0391 |
1 |
390 |
0.77 |
0.57 |
0.37 |
25.4 |
* |
| LA-18070-0471 |
1 |
470 |
1.03 |
0.49 |
0.34 |
25.8 |
* |
| LA-18070-0561 |
1 |
560 |
1.14 |
0.47 |
0.31 |
25.6 |
1 |
| LA-18070-0681 |
1 |
680 |
1.5 |
0.41 |
0.28 |
25.3 |
* |
| LA-18070-0821 |
1 |
820 |
1.98 |
0.36 |
0.26 |
26.3 |
* |
| LA-18070-0102 |
1 |
1000 |
2.3 |
0.33 |
0.23 |
25.1 |
* |
| LA-18070-0122 |
1 |
1200 |
2.55 |
0.31 |
0.21 |
25.1 |
* |
| LA-18070-0152 |
1 |
1500 |
3 |
0.29 |
0.19 |
25.7 |
0.85 |
| LA-18070-0182 |
1 |
1800 |
4 |
0.25 |
0.18 |
27.7 |
* |
| LA-18070-0222 |
1 |
2200 |
4.4 |
0.24 |
0.16 |
26.8 |
0.65 |
| LA-18070-0272 |
1 |
2700 |
5.8 |
0.21 |
0.14 |
25.1 |
* |
| LA-18070-0332 |
1 |
3300 |
6.56 |
0.2 |
0.13 |
26.5 |
0.6 |
| LA-18070-0392 |
1 |
3900 |
8.63 |
0.17 |
0.12 |
26.7 |
* |
| LA-18070-0472 |
1 |
4700 |
10.1 |
0.16 |
0.11 |
27 |
0.5 |
| LA-18070-0562 |
1 |
5600 |
11.2 |
0.15 |
0.1 |
26.6 |
* |
| LA-18070-0682 |
1 |
6800 |
15 |
0.13 |
0.09 |
26.2 |
0.4 |
| LA-18070-0822 |
1 |
8200 |
20.8 |
0.11 |
0.08 |
25 |
0.35 |
| LA-18070-0103 |
1 |
10000 |
23.4 |
0.1 |
0.08 |
26 |
0.3 |
| LA-18070-0123 |
1 |
12000 |
26 |
0.1 |
0.07 |
27.9 |
0.25 |
| LA-18070-0153 |
1 |
15000 |
36 |
0.08 |
0.06 |
25.7 |
* |
| LA-18070-0183 |
1 |
18000 |
40 |
0.08 |
0.06 |
26 |
* |
Note 1: DC current where inductance
drops 5% below initial value
Note 2: Energy Storage is calculated using the
rated current or saturation current, whichever
is less
* Information not available
Electrical Specifications: Core:
High Resistivity Ferrite; Dielectric Rating: 2500V
RMS between winding
and flame-retardant tubing
Temperature Rating: Storage: -55°C to +125°C; Operating: -55°C to +85°C
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Typical Saturation Current [Amps] (note 1) |
Energy Strorage [µJoules] (note 2) |
Self Resonance Freuqency [MHz} |
| LA-23120-03R9 |
1 |
3.9 |
0.007 |
4 |
8.2 |
30.6 |
34 |
| LA-23120-04R7 |
1 |
4.7 |
0.008 |
4 |
7.5 |
36.8 |
31 |
| LA-23120-05R6 |
1 |
5.6 |
0.011 |
4 |
6.9 |
43.5 |
29 |
| LA-23120-06R8 |
1 |
6.8 |
0.011 |
4 |
6.3 |
52.8 |
26 |
| LA-23120-08R2 |
1 |
8.2 |
0.013 |
4 |
5.7 |
63.6 |
23 |
| LA-23120-0100 |
1 |
10 |
0.016 |
4 |
5.2 |
76.8 |
20 |
| LA-23120-0120 |
1 |
12 |
0.018 |
4 |
4.7 |
92.2 |
17 |
| LA-23120-0150 |
1 |
15 |
0.02 |
4 |
4.3 |
114 |
14 |
| LA-23120-0180 |
1 |
18 |
0.022 |
4 |
3.9 |
130 |
11 |
| LA-23120-0220 |
1 |
22 |
0.024 |
4 |
3.5 |
128 |
10 |
| LA-23120-0270 |
1 |
27 |
0.025 |
4 |
3.2 |
131 |
9 |
| LA-23120-0330 |
1 |
33 |
0.028 |
4 |
2.9 |
132 |
* |
| LA-23120-0390 |
1 |
39 |
0.031 |
4 |
2.7 |
135 |
8 |
| LA-23120-0470 |
1 |
47 |
0.034 |
4 |
2.5 |
140 |
7 |
| LA-23120-0560 |
1 |
56 |
0.043 |
3.2 |
2.3 |
141 |
6 |
| LA-23120-0680 |
1 |
68 |
0.059 |
2.5 |
2.1 |
142 |
5 |
| LA-23120-0820 |
1 |
82 |
0.066 |
2 |
1.9 |
141 |
4 |
| LA-23120-0101 |
1 |
100 |
0.084 |
1.6 |
1.7 |
137 |
3 |
| LA-23120-0121 |
1 |
120 |
0.113 |
1.6 |
1.6 |
146 |
* |
| LA-23120-0151 |
1 |
150 |
0.129 |
1.6 |
1.4 |
140 |
* |
| LA-23120-0181 |
1 |
180 |
0.15 |
1.6 |
1.3 |
144 |
2 |
| LA-23120-0221 |
1 |
220 |
0.162 |
1.6 |
1.2 |
150 |
* |
| LA-23120-0271 |
1 |
270 |
0.226 |
1.6 |
1.1 |
155 |
* |
| LA-23120-0331 |
1 |
330 |
0.257 |
1.6 |
0.95 |
141 |
* |
| LA-23120-0391 |
1 |
390 |
0.288 |
1.6 |
0.88 |
143 |
* |
| LA-23120-0471 |
1 |
470 |
0.393 |
1.2 |
0.8 |
143 |
1 |
| LA-23120-0561 |
1 |
560 |
0.504 |
1 |
0.74 |
146 |
* |
| LA-23120-0681 |
1 |
680 |
0.57 |
1 |
0.67 |
145 |
* |
| LA-23120-0821 |
1 |
820 |
0.643 |
0.8 |
0.61 |
145 |
* |
| LA-23120-0102 |
1 |
1000 |
0.844 |
0.8 |
0.56 |
149 |
* |
| LA-23120-0122 |
1 |
1200 |
0.977 |
0.6 |
0.51 |
148 |
* |
| LA-23120-0152 |
1 |
1500 |
1.18 |
0.6 |
0.46 |
151 |
0.75 |
| LA-23120-0182 |
1 |
1800 |
1.5 |
0.6 |
0.42 |
151 |
* |
| LA-23120-0222 |
1 |
2200 |
1.76 |
0.5 |
0.38 |
151 |
0.7 |
| LA-23120-0272 |
1 |
2700 |
2.13 |
0.4 |
0.34 |
148 |
0.65 |
| LA-23120-0332 |
1 |
3300 |
2.53 |
0.4 |
0.31 |
151 |
0.6 |
| LA-23120-0392 |
1 |
3900 |
2.84 |
0.4 |
0.29 |
156 |
0.55 |
| LA-23120-0472 |
1 |
4700 |
3.79 |
0.4 |
0.26 |
151 |
0.5 |
| LA-23120-0562 |
1 |
5600 |
4.24 |
0.32 |
0.24 |
153 |
0.4 |
| LA-23120-0682 |
1 |
6800 |
5.75 |
0.25 |
0.22 |
156 |
0.35 |
| LA-23120-0822 |
1 |
8200 |
6.44 |
0.25 |
0.2 |
156 |
0.3 |
| LA-23120-0103 |
1 |
10000 |
7.3 |
0.25 |
0.18 |
154 |
* |
| LA-23120-0123 |
1 |
12000 |
9.34 |
0.2 |
0.17 |
160 |
* |
| LA-23120-0153 |
1 |
15000 |
10.7 |
0.2 |
0.15 |
160 |
* |
| LA-23120-0183 |
1 |
18000 |
14.8 |
0.16 |
0.14 |
160 |
0.2 |
| LA-23120-0223 |
1 |
22000 |
18 |
0.13 |
0.12 |
150 |
* |
| LA-23120-0273 |
1 |
27000 |
22.7 |
0.13 |
0.11 |
155 |
0.15 |
| LA-23120-0333 |
1 |
33000 |
25.7 |
0.13 |
0.1 |
157 |
* |
| LA-23120-0393 |
1 |
39000 |
29.7 |
0.1 |
0.09 |
155 |
* |
| LA-23120-0473 |
1 |
47000 |
33.7 |
0.1 |
0.09 |
160 |
0.1 |
| LA-23120-0563 |
1 |
56000 |
38 |
0.1 |
0.08 |
160 |
* |
| LA-23120-0683 |
1 |
68000 |
52.8 |
0.08 |
0.07 |
160 |
* |
| LA-23120-0823 |
1 |
82000 |
67.3 |
0.07 |
0.07 |
160 |
* |
| LA-23120-0104 |
1 |
100000 |
76 |
0.07 |
0.06 |
160 |
* |
Note
1: DC current where inductance drops 5% below initial
value
Note 2: Energy Storage is calculated using the
rated current or saturation current, whichever
is less
* Information not available
Electrical
Specifications: Core: High Resistivity Ferrite; Dielectric Rating:
2500V RMS between winding and flame-retardant tubing
Temperature Rating: Storage: -55°C to +125°C;
Operating: -55°C to +85°C
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Energy Strorage [µJoules] (note 2) |
Self Resonance Frequency [MHz} |
A Max |
B Max |
| mm |
in |
mm |
in |
| LA-10000-0500 |
2 |
50 |
0.12 |
2.5 |
156 |
data |
20.32 |
0.8 |
12.07 |
0.475 |
| LA-10000-0101 |
2 |
100 |
0.16 |
2.1 |
221 |
forth- |
20.32 |
0.8 |
12.07 |
0.475 |
| LA-10000-0251 |
2 |
250 |
0.28 |
1.8 |
405 |
coming |
26.67 |
1.05 |
12.07 |
0.475 |
| LA-10000-0501 |
2 |
500 |
0.42 |
1.6 |
640 |
|
26.67 |
1.05 |
13.97 |
0.55 |
| LA-10000-0102 |
2 |
1000 |
0.6 |
1.4 |
980 |
|
29.85 |
1.175 |
13.97 |
0.55 |
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Energy Strorage [µJoules] (note 2) |
Self Resonance Frequency [MHz} |
A Max |
B Max |
| mm |
in |
mm |
in |
| LA-20000-0270 |
2 |
27 |
0.06 |
3.7 |
185 |
data |
20.32 |
0.8 |
12.7 |
0.5 |
| LA-20000-0500 |
2 |
50 |
0.085 |
3.1 |
240 |
forth- |
20.32 |
0.8 |
12.7 |
0.5 |
| LA-20000-0101 |
2 |
100 |
0.12 |
2.7 |
365 |
coming |
23.37 |
0.92 |
12.7 |
0.5 |
| LA-20000-0251 |
2 |
250 |
0.2 |
2.4 |
720 |
|
23.37 |
0.92 |
15.24 |
0.6 |
| LA-20000-0501 |
2 |
500 |
0.32 |
2.3 |
1320 |
|
26.67 |
1.05 |
19.05 |
0.75 |
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Energy Strorage [µJoules] (note 2) |
Self Resonance Frequency [MHz} |
A Max |
B Max |
| mm |
in |
mm |
in |
| LA-30000-05R0 |
2 |
5 |
0.015 |
6.8 |
116 |
data |
20.32 |
0.8 |
12.07 |
0.475 |
| LA-30000-0100 |
2 |
10 |
0.021 |
6.1 |
186 |
forth- |
23.37 |
0.92 |
12.07 |
0.475 |
| LA-30000-0270 |
2 |
27 |
0.04 |
4.8 |
311 |
coming |
20.32 |
0.8 |
13.97 |
0.55 |
| LA-30000-0500 |
2 |
50 |
0.05 |
4.3 |
462 |
|
23.37 |
0.92 |
13.97 |
0.55 |
| LA-30000-0101 |
2 |
100 |
0.07 |
4.2 |
882 |
|
29.85 |
1.175 |
13.97 |
0.55 |
| Precision Model Number |
Figure Number |
Inductance @ 1kHz +/- 15% [uH] |
DC resistance [Ohms max] |
Rated Current [Amps] |
Energy Strorage [µJoules] (note 2) |
Self Resonance Frequency [MHz} |
A Max |
B Max |
| mm |
in |
mm |
in |
| LA-50000-05R0 |
2 |
5 |
0.01 |
9.3 |
216 |
data |
26.67 |
1.05 |
12.07 |
0.475 |
| LA-50000-0100 |
2 |
10 |
0.015 |
8.3 |
344 |
forth- |
26.67 |
1.05 |
12.07 |
0.475 |
| LA-50000-0270 |
2 |
27 |
0.03 |
6.5 |
570 |
coming |
26.67 |
1.05 |
17.78 |
0.7 |
| LA-50000-0500 |
2 |
50 |
0.04 |
6.1 |
930 |
|
26.67 |
1.05 |
17.78 |
0.7 |
| LA-50000-0101 |
2 |
100 |
0.06 |
5.9 |
1740 |
|
33.02 |
1.3 |
17.78 |
0.7 |
Note
1: Energy Storage is calculated using the rated
current
Electrical
Specifications: Core: High Resistivity Ferrite;
Dielectric Rating: 2500V RMS between winding and
flame-retardant tubing
Temperature Rating: Storage: -55°C to +125°C;
Operating: -55°C to +85°C
|