NPI Power Inductors
NPI__C Series
RoHS
Compliant
FEATURES
• HIGH CURRENT, SMALL SIZE (UP TO 4 AMPS)
• SURFACE MOUNTABLE CONSTRUCTION
• HIGH INDUCTANCE (UP TO 820µH)
• TAPED AND REELED FOR AUTOMATIC INSERTION
• FOR USE IN DC/DC CONVERTERS, DC/AC INVERTERS
• Pb-FREE COMPATIBLE
includes all homogeneous materials
*See Part Number System for Details
CHARACTERISTICS
Case Size
NPI32C
NPI52C
NPI54C
NPI73C
NPI75C
NPI104C
NPI105C
1 ~ 470µH
Inductance Range
NPI43C
1 ~ 560µH
1 ~ 560µH
1 ~ 680µH
10 ~ 330µH
10 ~ 470µH
10 ~ 560µH
10 ~ 820µH
Inductance Tolerance
10% (K), 20% (M)
Operating Temperature Range
-40°C ~ +105°C
Inductance Change at Isat
-30% max.
Temperature Raise at Irms
+40°C max.
Resistance to Solder Heat
260°C for 10 seconds
DIMENSIONS (mm)
Series
A
B
C
G (Ref)
H (Ref)
I (Ref)
NPI32C
3.50 ± 0.3
3.00 ± 0.3
2.10 ± 0.3
1.1
3.3
1.30
NPI43C
4.50 ± 0.3
4.00 ± 0.3
3.20 ± 0.3
1.5
4.5
1.75
NPI52C
5.80 ± 0.3
5.20 ± 0.3
2.00 ± 0.3
1.7
5.5
2.15
NPI54C
5.80 ± 0.3
5.20 ± 0.3
4.50 ± 0.3
1.7
5.5
2.15
NPI73C
7.80 ± 0.3
7.00 ± 0.3
3.50 ± 0.5
2.0
7.5
3.0
NPI75C
7.80 ± 0.3
7.00 ± 0.3
5.00 ± 0.5
2.0
7.5
3.0
NPI104C
10.0 ± 0.3
9.00 ± 0.3
4.00 ± 0.5
2.5
9.5
3.75
NPI105C
10.0 ± 0.4
9.00 ± 0.4
5.40 ± 0.4
2.5
9.5
REFLOW SOLDERING
LAND PATTERN
3.75
I
I
H
G
A
150
C
B
REFLOW SOLDERING PROFILE
300
Termination Finish:
F = Pb-free/RoHS Compliant (100%Sn)
B = Sn-Pb (Optional)
Packaging: TR = Tape & Reel
Inductance Tolerance Code: M=±20%
Inductance Code (µH): 1st two digits are significant,
3rd digit is multiplier for values from 10µH and up.
Construction Code (see drawing for details)
Size Code (see table for details)
Series
Temperature °C
PART NUMBER SYSTEM
NPI 43 C 4R7 M TR F
Soldering 260°C max.
5 seconds max.
250
200
Pre-Heat
150°C ~ 180°C
150
60 ~ 120 sec.
Time above 230°C
30 seconds max.
Cool Down
100
50
25
30
60
90 120 150 180 210 240 270 300
Time - Seconds
®
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
57
NPI Power Inductors
NPI__C Series
STANDARD VALUES - CASE SIZE 43 (4.5 x 4.0 x 3.2mm)
Part Number
Inductance Value
(µH)
DC Resistance
(Ω)
DC Current
Isat/Irms (Amps)
NPI43C1R0MTRF
1.0 ± 20%
0.03
4.0
NPI43C1R4MTRF
1.4 ± 20%
0.04
3.5
NPI43C1R8MTRF
1.8 ± 20%
0.05
3.0
NPI43C2R2MTRF
2.2 ± 20%
0.06
2.6
NPI43C2R7MTRF
2.7 ± 20%
0.06
2.2
NPI43C3R3MTRF
3.3 ± 20%
0.07
2.0
NPI43C3R9MTRF
3.9 ± 20%
0.07
2.0
NPI43C4R7MTRF
4.7 ± 20%
0.08
1.9
NPI43C5R6MTRF
5.6 ± 20%
0.12
1.8
NPI43C6R8MTRF
6.8 ± 20%
0.14
1.6
NPI43C8R2MTRF
8.2 ± 20%
0.15
1.4
NPI43C100MTRF
10 ± 20%
0.19
1.1
NPI43C120MTRF
12 ± 20%
0.21
1.1
NPI43C150MTRF
15 ± 20%
0.25
1.0
NPI43C180MTRF
18 ± 20%
0.3
1.0
NPI43C220MTRF
22 ± 20%
0.35
0.80
NPI43C270MTRF
27 ± 20%
0.45
0.75
NPI43C330MTRF
33 ± 20%
0.6
0.70
NPI43C390MTRF
39 ± 20%
0.7
0.65
NPI43C470MTRF
47 ± 20%
0.8
0.60
NPI43C560MTRF
56 ± 20%
0.85
0.55
NPI43C680MTRF
68 ± 20%
1.0
0.50
NPI43C820MTRF
82 ± 20%
1.1
0.46
NPI43C101MTRF
100 ± 20%
1.2
0.22
NPI43C121MTRF
120 ± 20%
1.6
0.20
NPI43C151MTRF
150 ± 20%
2.0
0.20
NPI43C181MTRF
180 ± 20%
3.0
0.20
NPI43C221MTRF
220 ± 20%
3.0
0.20
NPI43C271MTRF
270 ± 20%
4.0
0.16
NPI43C331MTRF
330 ± 20%
4.0
0.14
NPI43C391MTRF
390 ± 20%
5.0
0.12
NPI43C471MTRF
470 ± 20%
6.0
0.12
NPI43C561MTRF
560 ± 20%
7.0
0.10
Test Frequency
7.96MHz
2.52MHz
1KHz
Maximum +40°C temperature rise at Irms. Maximum -30% inductance change at Isat.
®
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
59
