PM54-820K Bourns Inc., PM54-820K Datasheet - Page 75

• Manufacturer Part Number: PM54-820K
• Description: Power Inductors 82uH 10%
• Manufacturer: Bourns Inc.

Specifications of PM54-820K

• Inductance: 82 uH
• Tolerance: 10 %
• Maximum Dc Current: 0.58 Amp
• Maximum Dc Resistance: 0.6 Ohms
• Self Resonant Frequency: 10 MHz
• Shielding: Unshielded
• Termination Style: SMD/SMT
• Inductance Tolerance: ± 10%
• Dc Resistance Max: 0.6ohm
• Dc Current Rating: 580mA
• Core Material: Ferrite
• Inductor Case Style: SMD
• No. Of Pins: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Special Features
• High current capacity
• Magnetic shielded for low radiation
• Ferrite bobbin core
• Low core loss for high frequency power applications
• Compact size
• Large terminal surface for good PCB bonding
• Operating temperature -30 to +100 °C
• Tape & reel packaged 500/reel
Notes
* Current to cause max. 25 % of
inductance drop, or 40 °C temperature rise
Shielded, SMT Power Inductors
12.6
2.1
Dimensions: mm
Tolerance: -/+0.5
Tel. [phone] • Fax [phone]
11.6
9.0
10.0
5.4
www.bourns.com
For RoHS compliant version, add “-RC” to part number.
Part
Number
PM125S-100M
PM125S-120M
PM125S-150M
PM125S-180M
PM125S-220M
PM125S-270M
PM125S-330M
PM125S-390M
PM125S-470M
PM125S-560M
PM125S-680M
PM125S-820M
PM125S-101M
PM125S-121M
PM125S-151M
PM125S-181M
PM125S-221M
PM125S-271M
PM125S-331M
PM125S-391M
PM125S-471M
PM125S-561M
PM125S-681M
PM125S-821M
2.5
Pad Layout
R 1.0
9.5
-15 %, +20 %
±20 %
L (μH)
12.5
100
120
150
180
220
270
330
390
470
560
680
820
10
12
15
18
22
27
33
39
47
56
68
82
PM125S Series
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
2.52 MHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
Freq.
Test
(MHz)
Typ.
SRF
24
21
19
16
15
14
13
12
10
9
9
8
7
6
6
5
5
4
4
4
3
3
3
2
Max.
0.05
0.05
0.06
0.06
0.07
0.08
0.10
0.11
0.12
0.15
0.17
0.20
0.25
0.28
0.40
0.48
0.52
0.70
0.80
1.08
1.20
1.34
1.78
2.00
DCR
(Ω)
I, DC*
2.65
2.50
2.45
2.40
2.20
2.00
1.80
1.65
1.50
1.38
1.26
1.14
1.05
0.95
0.85
0.77
0.70
0.63
0.57
0.52
0.48
0.44
0.40
0.36
(A)
5.5