UNI-PAC™ 0.4C
Low Cost, Low Profile
Power Inductors (Surface Mount)
Description
RoHS
2002/95/EC
• Miniature size and rugged construction
• Designed for high shock environments
• Suited for IR and vapor reflow solder
• Frequency range 1kHz to 2MHz
• Ferrite core material
Applications
• Computer, pager and battery powered equipment
Environmental Data
• Storage temperature range: -40°C to +125°C
• Operating ambient temperature range: -40°C to +85°C
range is application specific. Temperature rise is
approximately 40°C at rated RMS current. Maximum
operating temperature is 125°C including ambient.
• Solder reflow temperature: +260°C max. for 10 seconds
max.
Part
Number
UP0.4C-1R0-R
UP0.4C-1R5-R
UP0.4C-2R2-R
UP0.4C-3R3-R
UP0.4C-4R7-R
UP0.4C-6R8-R
UP0.4C-100-R
UP0.4C-150-R
UP0.4C-220-R
UP0.4C-270-R
UP0.4C-330-R
UP0.4C-390-R
UP0.4C-470-R
UP0.4C-680-R
UP0.4C-101-R
Inductance
µH
(Rated)
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
27
33
39
47
68
100
OCL (1)
µH ± 20%
1.16
1.49
2.27
3.22
4.95
7.06
9.53
14.5
21.8
27.5
32.2
39.0
46.5
68.2
102.5
Packaging
• Supplied in tape and reel packaging, 2,500 per reel
Irms (2)
Amperes
2.88
2.58
2.15
1.89
1.55
1.30
1.16
0.95
0.76
0.69
0.64
0.59
0.53
0.45
0.37
Isat (3)
Amperes
3.33
2.94
2.38
2.00
1.61
1.35
1.16
0.94
0.77
0.68
0.63
0.57
0.53
0.43
0.35
DCR (4)
Ohms
(Max)
0.030
0.034
0.050
0.060
0.088
0.128
0.156
0.250
0.360
0.480
0.560
0.650
0.820
1.10
1.58
1) Open Circuit Inductance Test Parameters: 100kHz, 0.250 Vrms, 0.0 Adc
2) RMS current, delta temp. of 40°C ambient temperature of 85°C
3) Peak current for approximately 30% roll-off @ 20°C
4) Values @ 20°C
Mechanical Diagrams
TOP VIEW
FRONT VIEW
yww
xxx
1
1.00 ref
(2x)
2
2.40 4.45
max max
6.60
max
RECOMMENDED PCB LAYOUT
4.06
1.4 (2x)
SCHEMATIC
1
2.92
max
2.9
(2x)
COMPONENT VIEW
2
4.45
ref
Dimensions in Millimeters.
yww = Date Code xxx = Inductance value per family chart
% of Initial Inductance
Inductance
Characteristics
100%
80%
60%
40%
20%
0%
0%
20%
40%
60%
80% 100% 120% 140% 160%
% of Isat
UNI-PAC™ 0.4C
Low Cost, Low Profile
Power Inductors (Surface Mount)
PM-4107 3/07
© Cooper Electronic
Technologies 2007
Visit us on the Web at www.cooperbussmann.com
1225 Broken Sound Pkwy. Suite F Boca Raton, FL 33487
Tel: +1-561-998-4100 Toll Free: +1-888-414-2645 Fax: +1-561-241-6640
This bulletin is intended to present product design solutions and technical information that will help the end user with design applications. Cooper Electronic
Technologies reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Cooper
Electronic Technologies also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been
selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Electronic Technologies does not authorize the use of any of its products for use in life support devices or systems without the
express written approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when
properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
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