UNI-PAC™ 2C
Low Cost Power Inductors
(Surface Mount)
Description
RoHS
2002/95/EC
• Miniature surface mount design with rugged
case to eliminate core breakage
• Inductance range from 0.470uH to 1000uH
• Current range up to 18.6 Amps peak
• Meets UL94V-0 flammability standard
• Ferrite core material
Applications
• PDA, computer, and flash memory programs
Environmental Data
• Storage temperature range: -40°C to +125°C
• Operating ambient temperature range: -40°C to +85°C
(range is application specific)
• Solder reflow temperature: +260°C max. for 10 seconds
max.
Packaging
• Supplied in tape and reel packaging, 900 per reel
(1)
(4)
(5)
Part
Inductance
µH
(rated)
0.470
1.0
OCL
I RMS(2)
I SAT(3)
DCR
Volts
µS
Number
µH 20%
Amperes
Amperes
mΩ
typ.
(typ)
4.15
7.0
UP2C-R47-R
UP2C-1R0-R
UP2C-1R5-R
UP2C-2R2-R
UP2C-3R3-R
UP2C-4R7-R
UP2C-6R8-R
UP2C-100-R
UP2C-150-R
UP2C-220-R
UP2C-330-R
UP2C-470-R
UP2C-680-R
UP2C-101-R
UP2C-151-R
UP2C-221-R
UP2C-331-R
UP2C-471-R
UP2C-681-R
UP2C-102-R
0.48
1.03
1.45
2.00
3.30
12.2
9.80
8.10
7.50
5.90
5.62
4.42
3.61
3.17
2.61
2.16
1.77
1.57
1.26
1.04
0.82
0.67
0.56
0.46
0.38
18.6
11.8
10.0
8.67
6.84
6.20
4.82
3.94
3.17
2.65
2.20
1.83
1.53
1.24
1.02
0.85
0.70
0.58
0.48
0.40
2.5
3.9
5.6
6.6
1.5
2.2
3.3
4.7
6.8
10.0
15.0
22.0
33.0
47.0
68.0
100.0
150.0
220.0
330.0
470.0
680.0
1000.0
8.3
9.6
10.5
11.7
18.0
28.3
36.9
54.0
79.7
118.5
151.7
233.1
351.4
545.0
824.3
1191.4
1774.2
2657.1
12.1
13.4
17.3
21.1
26.2
31.3
37.7
45.4
54.3
67.1
81.2
97.8
120
144
173
209
4.41
7.16
10.56
15.97
22.33
32.11
47.90
65.03
97.85
141.9
207.8
318.2
470.8
689.7
1080.0
Notes: (1) Open Circuit Inductance Test Parameters: 100KHz, .250Vrms, 0.0Adc.
(4) DCR limits 20°C.
(2) RMS current for an approximate ∆T of 40°C without core loss, at an
(5) Applied volt-time product (V-uS) across the inductor. This value
represents the applied v-us at 300KHz necessary to generate a core
loss equal to 10% of the total losses for a 40° temperature rise.
ambient temperature of 85˚C.
(3) Peak current for approximately 30% rolloff @ 20°C.
Mechanical Diagrams
TOP VIEW
FRONT VIEW
PCB PAD LAYOUT
SCHEMATIC
5.2
12.90
Max.
7.37
1
SIDE VIEW
2.79
3.0ref
9.40
Max.
2.92
1
2
2
COMPONENT VIEW
2.5max*
see note A
Dimensions in Millimeters.
wwllyy = (date code) R = revision level
xxx = Inductance value per family chart
(A) 2.5mm max is width of copper at seating plane. The width above the seating
plane may exceed 2.5mm.