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UP2.8B-3R3-R

Description
General Purpose Inductor, 3.3uH, 1 Element, Ferrite-Core, SMD, ROHS COMPLIANT
CategoryPassive components    inductor   
File Size85KB,2 Pages
ManufacturerCooper Industries
Environmental Compliance  
Download Datasheet Parametric View All

UP2.8B-3R3-R Overview

General Purpose Inductor, 3.3uH, 1 Element, Ferrite-Core, SMD, ROHS COMPLIANT

UP2.8B-3R3-R Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Reach Compliance Codeunknown
ECCN codeEAR99
core materialFERRITE
DC Resistance0.0474 Ω
Nominal inductance(L)3.3 µH
Inductor ApplicationsPOWER INDUCTOR
Inductor typeGENERAL PURPOSE INDUCTOR
Manufacturer's serial numberUP2.8B
Number of functions1
Number of terminals2
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Shape/Size DescriptionRECTANGULAR PACKAGE
shieldNO
surface mountYES
Terminal locationDUAL ENDED
Terminal shapeONE SURFACE
Test frequency0.1 MHz
Tolerance20%
Base Number Matches1
UNSHIELDED DRUM CORE (UP2.8B) UNI-PAC™ 2.8B
UNI-PAC™ 2.8
Low Cost, Low Profile 2.8mm
Power Inductors (Surface Mount)
Description
RoHS
2002/95/EC
• Miniature size and rugged construction
• Low DCR and high efficiency
• Suited for IR and vapor reflow solder
• Designed for high shock environments
• Frequency range 1kHz to 2MHz
• Ferrite core material
Applications
• DC-DC converters
• Filter inductors
• Signal conditioning
• Energy storage 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
UP2.8B-1R0-R
UP2.8B-1R5-R
UP2.8B-2R2-R
UP2.8B-3R3-R
UP2.8B-4R7-R
UP2.8B-6R8-R
UP2.8B-100-R
UP2.8B-150-R
UP2.8B-220-R
UP2.8B-330-R
UP2.8B-470-R
UP2.8B-680-R
UP2.8B-101-R
UP2.8B-151-R
Inductance
μH
(Rated)
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
100
150
OCL (1)
μH ± 20%
0.98
1.59
2.44
3.24
4.15
6.73
10
15
22
33
47
68
100
150
Packaging
• Supplied in tape and reel packaging, 1,750 per reel
Irms (2)
Amperes
3.6
3.3
3.1
2.8
2.7
2.4
2.1
1.7
1.5
1.3
1.0
.89
.78
.62
Isat (3)
Amperes
8.0
6.4
5.2
4.5
3.9
3.2
2.7
2.2
1.7
1.5
1.2
1.0
.84
.74
DCR (4)
Ohms
(Max.)
.0286
.0349
.0356
.0474
.0478
.067
.080
.120
.190
.250
.340
.480
.622
.971
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 10% roll-off @ 20°C
4) Values @ 20° C
Mechanical Diagrams
TOP VIEW
Recommended PCB Layout
2.92
2.63
max
FRONT VIEW
9.4
max
12.9
max
2.8
max
7.37
UP2.8B
xxx
wwllyy R
9.4
max
Dimensions in Millimeters.
wwllyy = date code R = (revision level)
xxx = Inductance value per family chart
2.79
Component View
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