79F221K-TR-RC Bourns Inc., 79F221K-TR-RC Datasheet - Page 113

• Manufacturer Part Number: 79F221K-TR-RC
• Description: Inductor, Axial, Conformal Coa
• Manufacturer: Bourns Inc.

Specifications of 79F221K-TR-RC

• Inductance: 200µH
• Inductance Tolerance: ± 20%
• Dc Resistance Max: 20ohm
• Self Resonant Frequency: 5MHz
• Dc Current Rating: 35mA
• Q Factor: 40
• Q Test Frequency: 790kHz
• Inductor Case Style: Axial Leaded
• Rohs Compliant: Yes

Special Features
• High current capacity
• Ferrite bobbin core
• Low core loss for high frequency power applications
• Compact size
• Large terminal surface for excellent PCB bonding
• Operating temperature -30 to +100 °C
• Tape & reel packaged 1000/reel
Typical Applications
• Notebook computers
• Battery chargers
• DC/DC converters
• Network cards
• Switching boards
• Industrial electronics
• Entertainment electronics devices
Notes
* Current to cause max. 10 % of inductance drop,
or 40 °C temperature rise
Tel. [phone] • Fax [phone]
SMT Power Inductors
www.bourns.com
For RoHS compliant version, add “-RC” to part number.
Part
Number
PM73-100M
PM73-120M
PM73-150M
PM73-180M
PM73-220M
PM73-270M
PM73-330M
PM73-390M
PM73-470M
PM73-560K
PM73-680K
PM73-820K
PM73-101K
PM73-121K
PM73-151K
PM73-181K
PM73-221K
PM73-271K
PM73-331K
3.5
Dimensions: mm
Tolerance: -/+0.5
±20 %
±10 %
L (μH)
7.0
100
120
150
180
220
270
330
10
12
15
18
22
27
33
39
47
56
68
82
PM73 Series
7.8
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
2.52MHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
1 KHz
Freq.
Test
2.0
Pad Layout
R1.0
0.081
0.090
0.104
0.111
0.129
0.153
0.170
0.217
0.252
0.282
0.332
0.406
0.481
0.536
0.755
Max.
DCR
1.02
1.20
1.31
1.50
(Ω)
7.5
8.0
I, DC*
1.44
1.39
1.24
1.12
1.07
0.94
0.85
0.74
0.68
0.64
0.59
0.54
0.51
0.49
0.40
0.36
0.31
0.29
0.28
(A)
9.15