NPI Power Inductors
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
CHARACTERISTICS
Case Size
Inductance Range
Inductance Tolerance
Operating Temperature Range
Inductance Change at Isat
Temperature Raise at Irms
Resistance to Solder Heat
NPI32C
1 ~ 470µH
NPI43C
1 ~ 560µH
NPI52C
1 ~ 560µH
NPI54C
1 ~ 680µH
NPI73C
10 ~ 330µH
NPI75C
10 ~ 470µH
NPI__C Series
RoHS
Compliant
includes all homogeneous materials
*See Part Number System for Details
NPI104C
10 ~ 560µH
NPI105C
10 ~ 820µH
10% (K), 20% (M)
-40°C ~ +105°C
-30% max.
+40°C max.
260°C for 10 seconds
DIMENSIONS (mm)
Series
NPI32C
NPI43C
NPI52C
NPI54C
NPI73C
NPI75C
NPI104C
NPI105C
A
3.50 ± 0.3
4.50 ± 0.3
5.80 ± 0.3
5.80 ± 0.3
7.80 ± 0.3
7.80 ± 0.3
10.0 ± 0.3
10.0 ± 0.4
A
B
3.00 ± 0.3
4.00 ± 0.3
5.20 ± 0.3
5.20 ± 0.3
7.00 ± 0.3
7.00 ± 0.3
9.00 ± 0.3
9.00 ± 0.4
C
2.10 ± 0.3
3.20 ± 0.3
2.00 ± 0.3
4.50 ± 0.3
3.50 ± 0.5
5.00 ± 0.5
4.00 ± 0.5
5.40 ± 0.4
G (Ref)
1.1
1.5
1.7
1.7
2.0
2.0
2.5
2.5
H (Ref)
3.3
4.5
5.5
5.5
7.5
7.5
9.5
9.5
I (Ref)
1.30
1.75
2.15
2.15
3.0
3.0
3.75
3.75
G
H
REFLOW SOLDERING
LAND PATTERN
I
I
150
B
C
REFLOW SOLDERING PROFILE
PART NUMBER SYSTEM
NPI 43 C 4R7 M TR F
Temperature °C
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
300
250
200
150
100
50
25
30
60
Pre-Heat
150°C ~ 180°C
60 ~ 120 sec.
Soldering 260°C max.
5 seconds max.
Time above 230°C
30 seconds max.
Cool Down
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
STANDARD VALUES - CASE SIZE 32 (3.5 x 3.0 x 2.1mm)
Part Number
NPI32C1R0MTRF
NPI32C1R4MTRF
NPI32C1R8MTRF
NPI32C2R2MTRF
NPI32C2R7MTRF
NPI32C3R3MTRF
NPI32C3R9MTRF
NPI32C4R7MTRF
NPI32C5R6MTRF
NPI32C6R8MTRF
NPI32C8R2MTRF
NPI32C100MTRF
NPI32C120MTRF
NPI32C150MTRF
NPI32C180MTRF
NPI32C220MTRF
NPI32C270MTRF
NPI32C330MTRF
NPI32C390MTRF
NPI32C470MTRF
NPI32C560MTRF
NPI32C680MTRF
NPI32C820MTRF
NPI32C101MTRF
NPI32C121MTRF
NPI32C151MTRF
NPI32C181MTRF
NPI32C221MTRF
NPI32C271MTRF
NPI32C331MTRF
NPI32C391MTRF
NPI32C471MTRF
Inductance Value
(µH)
1.0±20%
1.4±20%
1.8±20%
2.2±20%
2.7±20%
3.3±20%
3.9±20%
4.7±20%
5.6±20%
6.8±20%
8.2±20%
10±20%
12±20%
15±20%
18±20%
22±20%
27±20%
33±20%
39±20%
47±20%
56±20%
68±20%
82±20%
100±20%
120±20%
150±20%
180±20%
220±20%
270±20%
330±20%
390±20%
470±20%
DC Resistance
(Ω)
0.04
0.05
0.06
0.08
0.10
0.15
0.20
0.20
0.23
0.25
0.30
0.35
0.40
0.50
0.55
0.60
0.70
1.0
1.2
1.5
1.8
2.0
2.5
3.0
3.5
4.0
5.0
5.5
6.0
7.0
8.0
12
DC Current
Isat/Irms (Amps)
1.5
1.5
0.80
0.75
0.75
0.60
0.50
0.50
0.45
0.40
0.40
0.35
0.35
0.30
0.30
0.30
0.30
0.25
0.25
0.20
0.20
0.18
0.16
0.15
0.14
0.13
0.12
0.10
0.10
0.10
0.10
0.09
1KHz
2.52MHz
7.96MHz
Test Frequency
NPI__C Series
Maximum +40°C temperature rise at Irms. Maximum -30% inductance change at Isat.
®
58
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
NPI Power Inductors
STANDARD VALUES - CASE SIZE 43 (4.5 x 4.0 x 3.2mm)
Part Number
NPI43C1R0MTRF
NPI43C1R4MTRF
NPI43C1R8MTRF
NPI43C2R2MTRF
NPI43C2R7MTRF
NPI43C3R3MTRF
NPI43C3R9MTRF
NPI43C4R7MTRF
NPI43C5R6MTRF
NPI43C6R8MTRF
NPI43C8R2MTRF
NPI43C100MTRF
NPI43C120MTRF
NPI43C150MTRF
NPI43C180MTRF
NPI43C220MTRF
NPI43C270MTRF
NPI43C330MTRF
NPI43C390MTRF
NPI43C470MTRF
NPI43C560MTRF
NPI43C680MTRF
NPI43C820MTRF
NPI43C101MTRF
NPI43C121MTRF
NPI43C151MTRF
NPI43C181MTRF
NPI43C221MTRF
NPI43C271MTRF
NPI43C331MTRF
NPI43C391MTRF
NPI43C471MTRF
NPI43C561MTRF
Inductance Value
(µH)
1.0 ± 20%
1.4 ± 20%
1.8 ± 20%
2.2 ± 20%
2.7 ± 20%
3.3 ± 20%
3.9 ± 20%
4.7 ± 20%
5.6 ± 20%
6.8 ± 20%
8.2 ± 20%
10 ± 20%
12 ± 20%
15 ± 20%
18 ± 20%
22 ± 20%
27 ± 20%
33 ± 20%
39 ± 20%
47 ± 20%
56 ± 20%
68 ± 20%
82 ± 20%
100 ± 20%
120 ± 20%
150 ± 20%
180 ± 20%
220 ± 20%
270 ± 20%
330 ± 20%
390 ± 20%
470 ± 20%
560 ± 20%
DC Resistance
(Ω)
0.03
0.04
0.05
0.06
0.06
0.07
0.07
0.08
0.12
0.14
0.15
0.19
0.21
0.25
0.3
0.35
0.45
0.6
0.7
0.8
0.85
1.0
1.1
1.2
1.6
2.0
3.0
3.0
4.0
4.0
5.0
6.0
7.0
DC Current
Isat/Irms (Amps)
4.0
3.5
3.0
2.6
2.2
2.0
2.0
1.9
1.8
1.6
1.4
1.1
1.1
1.0
1.0
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.46
0.22
0.20
0.20
0.20
0.20
0.16
0.14
0.12
0.12
0.10
1KHz
2.52MHz
7.96MHz
Test Frequency
NPI__C Series
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
NPI Power Inductors
STANDARD VALUES - CASE SIZE 52 (5.8 x 5.2 x 2.0mm)
Part Number
NPI52C1R0MTRF
NPI52C1R4MTRF
NPI52C1R8MTRF
NPI52C2R2MTRF
NPI52C2R7MTRF
NPI52C3R3MTRF
NPI52C3R9MTRF
NPI52C4R7MTRF
NPI52C5R6MTRF
NPI52C6R8MTRF
NPI52C8R2MTRF
NPI52C100MTRF
NPI52C120MTRF
NPI52C150MTRF
NPI52C180MTRF
NPI52C220MTRF
NPI52C270MTRF
NPI52C330MTRF
NPI52C390MTRF
NPI52C470MTRF
NPI52C560MTRF
NPI52C680MTRF
NPI52C820MTRF
NPI52C101MTRF
NPI52C121MTRF
NPI52C151MTRF
NPI52C181MTRF
NPI52C221MTRF
NPI52C271MTRF
NPI52C331MTRF
NPI52C391MTRF
NPI52C471MTRF
NPI52C561MTRF
Inductance Value
(µH)
1.0±20%
1.4±20%
1.8±20%
2.2±20%
2.7±20%
3.3±20%
3.9±20%
4.7±20%
5.6±20%
6.8±20%
8.2±20%
10±20%
12±20%
15±20%
18±20%
22±20%
27±20%
33±20%
39±20%
47±20%
56±20%
68±20%
82±20%
100±20%
120±20%
150±20%
180±20%
220±20%
270±20%
330±20%
390±20%
470±20%
560±20%
DC Resistance
(Ω)
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0.11
0.14
0.15
0.30
0.35
0.40
0.45
0.50
0.55
0.60
0.70
0.80
0.90
1.2
1.5
2.0
3.0
4.0
4.0
4.5
5.0
6.0
6.5
7.0
8.0
DC Current
Isat/Irms (Amps)
1.5
1.5
1.5
1.5
1.5
1.5
1.0
1.0
1.0
0.70
0.65
0.60
0.60
0.55
0.50
0.50
0.45
0.40
0.35
0.30
0.25
0.25
0.22
0.21
0.20
0.18
0.15
0.15
0.15
0.14
0.14
0.12
0.12
1KHz
7.96MHz
Test Frequency
NPI__C Series
Maximum +40°C temperature rise at Irms. Maximum -30% inductance change at Isat.
®
60
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
NPI Power Inductors
STANDARD VALUES - CASE SIZE 54 (5.8 x 5.2 x 4.5mm)
Part Number
NPI54C1R0MTRF
NPI54C1R4MTRF
NPI54C1R8MTRF
NPI54C2R2MTRF
NPI54C2R7MTRF
NPI54C3R3MTRF
NPI54C3R9MTRF
NPI54C4R7MTRF
NPI54C5R6MTRF
NPI54C6R8MTRF
NPI54C8R2MTRF
NPI54C100MTRF
NPI54C120MTRF
NPI54C150MTRF
NPI54C180MTRF
NPI54C220MTRF
NPI54C270MTRF
NPI54C330KTRF
NPI54C390KTRF
NPI54C470KTRF
NPI54C560KTRF
NPI54C680KTRF
NPI54C820KTRF
NPI54C101KTRF
NPI54C121KTRF
NPI54C151KTRF
NPI54C181KTRF
NPI54C221KTRF
NPI54C271KTRF
NPI54C331KTRF
NPI54C391KTRF
NPI54C471KTRF
NPI54C561KTRF
NPI54C681KTRF
Inductance Value
(µH)
1.0 ± 20%
1.4 ± 20%
1.8 ± 20%
2.2 ± 20%
2.7 ± 20%
3.3 ± 20%
3.9 ± 20%
4.7 ± 20%
5.6 ± 20%
6.8 ± 20%
8.2 ± 20%
10 ± 20%
12 ± 20%
15 ± 20%
18 ± 20%
22 ± 20%
27 ± 20%
33 ± 10%
39 ± 10%
47 ± 10%
56 ± 10%
68 ± 10%
82 ± 10%
100 ± 10%
120 ± 10%
150 ± 10%
180 ± 10%
220 ± 10%
270 ± 10%
330 ± 10%
390 ± 10%
470 ± 10%
560 ± 10%
680 ± 10%
DC Resistance
(Ω)
0.018
0.02
0.025
0.03
0.035
0.04
0.05
0.06
0.07
0.08
0.08
0.09
0.10
0.12
0.15
0.18
0.22
0.26
0.30
0.35
0.40
0.45
0.50
0.70
0.75
0.90
1.1
1.2
1.5
3.0
3.5
4.0
4.0
4.5
DC Current
Isat/Irms (Amps)
3.5
3.5
3.0
2.8
2.6
2.5
2.3
2.6
2.4
2.2
2.0
1.8
1.6
1.5
1.4
1.3
1.2
1.0
0.90
0.85
0.80
0.70
0.70
0.60
0.60
0.55
0.50
0.40
0.25
0.22
0.20
0.19
0.18
0.15
1KHz
2.52MHz
7.96MHz
Test Frequency
NPI__C Series
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
61
