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  Precision Incorporated

LA Series

LA-Series
Switchmode Inductors
Axial Load

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
  • High rated current for High current circuits.
  • Custom values and configurations available
  General Product Information General Production Information Mechanical Electrical RFQ form  
General Product Info

How to choose your model:

  1. Calculate the energy storage needed based on inductance and current
  2. No de-rating needed for ambients up to 8

Mechanical

Mechanical Drawing
Precision Model
Number
A
(max)
B
(max)
C
(max)
D
(max)
PDF
mm
17.8
6.86
31.7
0.81
Click here for PDF
in
0.70
0.27
1.25
0.03
mm
22.9
11.7
31.7
0.81
Click here for PDF
in
0.90
0.46
1.25
0.03


LA Mechanical Drawing
Precision Model
Number
A
(max)
B
(max)
C
(max)
D
(max)
PDF
mm
Note 1
Note 1
28.5
0.81
Click here for PDF
in
Note 1
Note 1
1.12
0.03
mm
Note 1
Note 1
28.5
0.81
Click here for PDF
in
Note 1
Note 1
1.12
0.03
mm
Note 1
Note 1
28.5
0.81
Click here for PDF
in
Note 1
Note 1
1.12
0.03
mm
Note 1
Note 1
28.5
0.81
Click here for PDF
in
Note 1
Note 1
1.12
0.03
Notes:
1.) See electrical tables following for dimensions.

electrical

LA-18070 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
Typical
Saturation Current
[Amps] (note 1)
LA-18070-01RO
1
0.009
5.3
7
LA-18070-01R2
1.2
0.01
5
6.4
LA-18070-01R5
1.5
0.011
4.8
5.7
LA-18070-01R8
1.8
0.012
4.6
5.2
LA-18070-02R2
2.2
0.013
4.4
4.7
LA-18070-02R7
2.7
0.014
4.2
4.3
LA-18070-03R3
3.3
0.016
4
3.9
LA-18070-03R9
3.9
0.017
3.8
3.6
LA-18070-04R7
4.7
0.022
3.4
3.3
LA-18070-05R6
5.6
0.024
3.2
3
LA-18070-06R8
6.8
0.026
3.1
2.7
LA-18070-08R2
8.2
0.028
3
2.5
LA-18070-0100
10
0.033
2.8
2.3
LA-18070-0120
12
0.037
2.6
2.1
LA-18070-0150
15
0.04
2.5
1.9
LA-18070-0180
18
0.044
2.4
1.7
LA-18070-0220
22
0.05
2.2
1.5
LA-18070-0270
27
0.07
1.9
1.4
LA-18070-0330
33
0.075
1.8
1.3
LA-18070-0390
39
0.084
1.7
1.2
LA-18070-0470
47
0.104
1.6
1.1
LA-18070-0560
56
0.13
1.4
1
LA-18070-0680
68
0.145
1.3
0.88
LA-18070-0820
82
0.152
1.3
0.8
LA-18070-0101
100
0.208
1.1
0.73
LA-18070-0121
120
0.283
0.94
0.66
LA-18070-0151
150
0.33
0.87
0.6
LA-18070-0181
180
0.362
0.83
0.54
LA-18070-0221
220
0.505
0.7
0.49
LA-18070-0271
270
0.557
0.67
0.45
LA-18070-0331
330
0.65
0.62
0.4
LA-18070-0391
390
0.77
0.57
0.37
LA-18070-0471
470
1.03
0.49
0.34
LA-18070-0561
560
1.14
0.47
0.31
LA-18070-0681
680
1.5
0.41
0.28
LA-18070-0821
820
1.98
0.36
0.26
LA-18070-0102
1000
2.3
0.33
0.23
LA-18070-0122
1200
2.55
0.31
0.21
LA-18070-0152
1500
3
0.29
0.19
LA-18070-0182
1800
4
0.25
0.18
LA-18070-0222
2200
4.4
0.24
0.16
LA-18070-0272
2700
5.8
0.21
0.14
LA-18070-0332
3300
6.56
0.2
0.13
LA-18070-0392
3900
8.63
0.17
0.12
LA-18070-0472
4700
10.1
0.16
0.11
LA-18070-0562
5600
11.2
0.15
0.1
LA-18070-0682
6800
15
0.13
0.09
LA-18070-0822
8200
20.8
0.11
0.08
LA-18070-0103
10000
23.4
0.1
0.08
LA-18070-0123
12000
26
0.1
0.07
LA-18070-0153
15000
36
0.08
0.06
LA-18070-0183
18000
40
0.08
0.06

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.

LA-23120 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
Typical
Saturation Current
[Amps] (note 1)
LA-23120-03R9
3.9
0.007
4
8.2
LA-23120-04R7
4.7
0.008
4
7.5
LA-23120-05R6
5.6
0.011
4
6.9
LA-23120-06R8
6.8
0.011
4
6.3
LA-23120-08R2
8.2
0.013
4
5.7
LA-23120-0100
10
0.016
4
5.2
LA-23120-0120
12
0.018
4
4.7
LA-23120-0150
15
0.02
4
4.3
LA-23120-0180
18
0.22
4
3.9
LA-23120-0220
22
0.024
4
3.5
LA-23120-0270
27
0.025
4
3.2
LA-23120-0330
33
0.028
4
2.9
LA-23120-0390
39
0.031
4
2.7
LA-23120-0470
47
0.034
4
2.5
LA-23120-0560
56
0.043
3.2
2.3
LA-23120-0680
68
0.059
2.5
2.1
LA-23120-0820
82
0.066
2
1.9
LA-23120-0101
100
0.084
1.6
1.7
LA-23120-0121
120
0.113
1.6
1.6
LA-23120-0151
150
0.129
1.6
1.4
LA-23120-0181
180
0.15
1.6
1.3
LA-23120-0221
220
0.162
1.6
1.2
LA-23120-0271
270
0.226
1.6
1.1
LA-23120-0331
330
0.257
1.6
0.95
LA-23120-0391
390
0.288
1.6
0.88
LA-23120-0471
470
0.393
1.2
0.8
LA-23120-0561
560
0.504
1
0.74
LA-23120-0681
680
0.57
1
0.67
LA-23120-0821
820
0.643
0.8
0.61
LA-23120-0102
1000
0.844
0.8
0.56
LA-23120-0122
1200
0.977
0.6
0.51
LA-23120-0152
1500
1.18
0.6
0.46
LA-23120-0182
1800
1.5
0.6
0.42
LA-23120-0222
2200
1.76
0.5
0.38
LA-23120-0272
2700
2.13
0.4
0.34
LA-23120-0332
3300
2.53
0.4
0.31
LA-23120-0392
3900
2.84
0.4
0.29
LA-23120-0472
4700
3.79
0.4
0.26
LA-23120-0562
5600
4.24
0.32
0.24
LA-23120-0682
6800
5.75
0.25
0.22
LA-23120-0822
8200
6.44
0.25
0.2
LA-23120-0103
10000
7.3
0.25
0.18
LA-23120-0123
12000
9.34
0.2
0.17
LA-23120-0153
15000
10.7
0.2
0.15
LA-23120-0183
18000
14.8
0.16
0.14
LA-23120-0223
22000
18
0.13
0.12
LA-23120-0273
27000
22.7
0.13
0.11
LA-23120-0333
33000
25.7
0.13
0.1
LA-23120-0393
39000
29.7
0.1
0.09
LA-23120-0473
47000
33.7
0.1
0.09
LA-23120-0563
56000
38
0.1
0.08
LA-23120-0683
68000
52.8
0.08
0.07
LA-23120-0823
82000
67.3
0.07
0.07
LA-23120-0104
100000
76
0.07
0.06

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.

LA-10000 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
LA-10000-0500
50
0.12
2.5
LA-10000-0101
100
0.16
2.1
LA-10000-0251
250
0.28
1.8
LA-10000-0501
500
0.42
1.6
LA-10000-0102
1000
0.6
1.4

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.

LA-20000 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
LA-20000-0270
27
-0.6
3.7
LA-20000-0500
50
0.85
3.1
LA-20000-0101
100
0.12
2.7
LA-20000-0251
250
0.2
2.4
LA-20000-0501
500
0.32
2.3

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.

LA-30000 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
LA-30000-05R0
5
0.015
6.8
LA-30000-0100
10
0.021
6.1
LA-30000-0270
27
0.04
4.8
LA-30000-0500
50
0.05
4.3
LA-30000-0101
100
0.07
4.2

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.

LA-50000 Series
  
Available in PDF format
 
unit in mm
Precision Model
Number
Inductance
(µH ± 20%)
(Note 1)
DC
Resistance
(Ohms Max.)
Rated Current
(Amps. Min.)
(Note 2)
LA-50000-05R0
5
0.01
9.3
LA-50000-0100
10
0.015
8.3
LA-50000-0270
27
0.03
6.5
LA-50000-0500
50
0.04
6.1
LA-50000-0101
100
0.06
5.9

Notes:
1.) Inductance Measured at 1Khz, 0.1Vrms, without DC current.
2.) Rated DC current at which inductance will be decreased by 10% from it initial value or the DC current at a temperature rise of 40 degrees Centigrade or whichever is smaller.
RFQ form Mechanical Electrical