78FR18M-RC Bourns Inc., 78FR18M-RC Datasheet - Page 83

• Manufacturer Part Number: 78FR18M-RC
• Description: CHOKE, 180NH, 500MA, 20%, 400MHZ
• Manufacturer: Bourns Inc.

Specifications of 78FR18M-RC

• Inductance: 180nH
• Inductance Tolerance: ± 20%
• Dc Resistance Max: 0.08ohm
• Dc Current Rating: 500mA
• Self Resonant Frequency: 400MHz
• Q Factor: 40
• Inductor Case Style: Axial Leaded
• No. Of Pins: 2
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Special Features
• Magnetic shielded for low radiation
• Ferrite bobbin core
• Low core loss for high frequency power applications
• Low profi le, compact size
• Large terminal surface for good PCB bonding
• Operating temperature -40 to +85 °C
• Tape & reel packaged 2000/reel
Typical Applications
• Desktop, notebook computers, servers
• Network hubs, bridges, routers
• xDSL, PBX base stations
• Cell phones, pagers, GPS systems
• PDAs, MP3 players, digital cameras
• Digital TVs, DVDs, cable modems, DSS set-top boxes
• Battery chargers
• High frequency wireless communication devices
• Electronic game devices
Notes
* Rated current to cause max. 35 % of
** Closest alternative - these models are available on
requests as projects only. Please consult a Bourns
application engineer for the solution that best suits
your needs.
inductance drop and 30 °C temperature rise
Shielded, SMT Power Inductors
Tel. [phone] • Fax [phone]
www.bourns.com
For RoHS compliant version, add “-RC” to part number.
5.5
Part
Number
PM518S-4R1
PM518S-5R4
PM518S-6R2
PM518S-8R9
PM518S-100
PM518S-120
PM518S-150
PM518S-180
PM518S-220
PM518S-270
PM518S-330
PM518S-390
PM518S-470
PM518S-560
PM518S-680
PM518S-820
PM518S-101
Dimensions: mm
2.0
@ 10 KHz
± 30 %
Max
L (μH)
6.0
5.5
100
4.1
5.4
6.2
8.9
10
12
15
18
22
27
33
39
47
56
68
82
8.2 Max
PM518S Series
2.0 Max
0.057
0.076
0.096
0.116
0.124
0.153
0.196
0.210
0.290
0.330
0.386
0.520
0.595
0.665
0.840
0.978
Max.
1.20
DCR
6.0 Max
(Ω)
1.95
1.60
1.40
1.25
1.20
1.10
0.97
0.85
0.80
0.75
0.65
0.57
0.54
0.50
0.43
0.41
0.36
2.0
(A)
I *
Pad Layout
6.3
Equivalent
SRR5018**
Bourns
5.13
6.3