Description
•
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.
P
ackaging
• Supplied in tape and reel packaging, 2,500 per reel
Part Inductance OCL (1) Irms (2) Isat (3) DCR (4)
Number µH µH ± 20% Amperes Amperes Ohms
(Rated) (Max)
UP0.4C-1R0-R 1.0 1.16 2.88 3.33 0.030
UP0.4C-1R5-R 1.5 1.49 2.58 2.94 0.034
UP0.4C-2R2-R 2.2 2.27 2.15 2.38 0.050
UP0.4C-3R3-R 3.3 3.22 1.89 2.00 0.060
UP0.4C-4R7-R 4.7 4.95 1.55 1.61 0.088
UP0.4C-6R8-R 6.8 7.06 1.30 1.35 0.128
UP0.4C-100-R 10 9.53 1.16 1.16 0.156
UP0.4C-150-R 15 14.5 0.95 0.94 0.250
UP0.4C-220-R 22 21.8 0.76 0.77 0.360
UP0.4C-270-R 27 27.5 0.69 0.68 0.480
UP0.4C-330-R 33 32.2 0.64 0.63 0.560
UP0.4C-390-R 39 39.0 0.59 0.57 0.650
UP0.4C-470-R 47 46.5 0.53 0.53 0.820
UP0.4C-680-R 68 68.2
0.45 0.43 1.10
UP0.4C-101-R 100
102.5 0.37 0.35 1.58
UNI-PAC™ 0.4C
Low Cost, Low Profile
Power Inductors (Surface Mount)
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)
V
alues @ 20°
C
Mechanical Diagrams
TOP VIEW
4.45
max
2.40
max
4.45
ref
1.00 ref
(2x)
1
yww
xxx
2
FRONT VIEW
2.92
max
6.60
max
RECOMMENDED PCB LAYOUT
COMPONENT VIEW
4.06
2.9
(2x)
1.4 (2x)
Dimensions in Millimeters. yww = Date Code xxx = Inductance value per family chart
0%
20%
40%
60%
80%
100%
0% 20% 40% 60% 80% 100% 120% 140% 160%
% of Isat
% of Initial Inductance
Inductance
Characteristics
