PM2110-181K Bourns Inc., PM2110-181K Datasheet - Page 2

• Manufacturer Part Number: PM2110-181K
• Description: Power Inductors 180uH 10%
• Manufacturer: Bourns Inc.
• Series: PM2110r

Specifications of PM2110-181K

• Core Material: Iron
• Inductance: 180 uH
• Tolerance: 10 %
• Maximum Dc Current: 3.7 Amps
• Maximum Dc Resistance: 47 mOhms
• Dimensions: 25.4 mm W x 30.5 mm L x 13.46 mm H
• Shielding: Unshielded
• Operating Temperature Range: - 55 C to + 105 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Inductance vs. Current
L (μH)
1000
PM2110 Series - High Current SMD Power Inductors
100
120
150
180
220
270
330
390
470
560
680
820
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
1
to decrease L
by 10 %
Idc (A)
17.0
13.5
13.2
11.1
9.50
8.30
8.30
7.40
6.70
6.10
5.55
5.15
4.45
4.15
3.70
3.35
2.80
2.65
2.40
2.20
2.05
1.85
1.67
1.51
1.39
1.26
1.13
1.03
0.93
0.83
0.76
0.69
0.64
0.58
0.53
0.48
0.43
to decrease L
by 20 %
Idc (A)
22.7
21.2
21.0
17.9
15.4
13.5
13.4
11.9
10.7
9.70
8.90
8.25
7.05
6.70
5.95
5.35
4.84
4.17
3.80
3.53
3.25
2.98
2.67
2.43
2.23
2.02
1.81
1.64
1.45
1.34
1.21
1.11
1.02
0.93
0.84
0.77
0.69
to decrease L
by 30 %
Idc (A)
37.0
30.0
29.9
25.0
21.9
18.8
18.8
16.6
15.0
13.6
12.5
11.5
9.95
9.35
8.30
7.50
6.80
5.97
5.35
5.00
4.54
4.15
3.75
3.40
3.11
2.82
2.54
2.30
2.08
1.86
1.70
1.56
1.42
1.30
1.17
1.07
0.97
to decrease L
by 40 %
Idc (A)
50.0
40.0
39.8
33.5
28.6
25.1
25.0
22.4
20.1
18.2
16.7
15.5
13.4
12.6
11.2
10.1
9.15
8.02
7.25
6.70
6.05
5.55
5.02
4.45
4.18
3.78
3.40
3.08
2.79
2.51
2.28
2.07
1.91
1.74
1.58
1.44
1.30
to decrease L
Customers should verify actual device performance in their specifi c applications.
by 50 %
Idc (A)
66.0
53.0
52.8
44.5
38.1
33.5
33.4
29.8
26.8
24.4
22.3
20.6
17.8
16.7
14.9
13.4
12.1
10.7
9.55
8.90
8.10
7.50
6.70
6.08
5.58
5.05
4.54
4.12
3.70
3.35
3.04
2.79
2.55
2.33
2.11
1.93
1.74
Specifi cations are subject to change without notice.
REV. 03/10