NPI Power Inductors
FEATURES
• HIGH CURRENT, SMALL SIZE (UP TO 8.6 AMPS)
• SURFACE MOUNTABLE CONSTRUCTION
• HIGH INDUCTANCE (UP TO 1000μH)
• TAPED AND REELED FOR AUTOMATIC INSERTION
• FOR USE IN DC/DC CONVERTERS
CHARACTERISTICS
Case Size
Inductance Range
Temperature Range
Temperatrue Rise at Irms
Inductance Change at Isat
Inductance Tolerance
Resistance to Solder Heat
15°C max.
NPI16W
1 ~ 1000μH
NPI22W
3.3 ~ 330μH
NPI30W
10 ~ 1000μH
NPI31W
1.0 ~ 1000μH
NPI34W
10 ~ 1000μH
NPI__W Series
RoHS
Compliant
includes all homogeneous materials
*See Part Number System for Details
NPI52W
1 ~ 1000μH
-40°C ~ +125°C
40°C max.
-10% typical
20% (M)
260°C for 10 seconds
PART NUMBER SYSTEM
NPI 22 W 4R7 M TR F
Termination Finish:
F = RoHS Compliant/Pb-free (100%Sn)
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
DIMENSIONS (mm)
Series
NPI16W
NPI22W
NPI30W
NPI31W
NPI34W
NPI52W
A
4.45 Max
8.00 ± 0.2
10.0 ± 0.2
10.0 ± 0.2
10.0 ± 0.2
15.0 ± 0.3
B
6.60 Max
10.50 ± 0.2
12.70 ± 0.2
12.70 ± 0.2
12.70 ± 0.2
18.40 ± 0.3
C
2.92 Max
5.00 ± 0.3
3.00 ± 0.3
5.00 ± 0.3
11.0 ± 0.5
7.00 ± 0.5
D
1.02 ± 0.2
2.10 ± 0.2
2.40 ± 0.2
2.40 ± 0.2
2.40 ± 0.2
2.40 ± 0.2
E
1.27 ± 0.2
2.00 ± 0.2
2.20 ± 0.2
2.20 ± 0.2
2.20 ± 0.2
2.20 ± 0.2
F
4.32 ± 0.3
6.00 ± 0.3
7.60 ± 0.3
7.60 ± 0.3
7.60 ± 0.3
13.30 ± 0.3
G (Ref)
4.06
5.7
7.3
7.3
7.3
12.7
H (Ref)
3.56
2.2
2.8
2.8
2.8
2.8
I (Ref)
1.4
2.4
3
3
3
3
CONSTRUCTION
NPI22W, 30W, 31W,
NPI16W
34W AND 52W
LAND PATTERN
H
A
A
G
I
REFLOW SOLDERING PROFILE
B
B
C
F
D
300
250
Temperature °C
200
150
100
50
25
®
30
60
90 120 150 180 210 240 270 300
Time - Seconds
Pre-Heat
150°C ~ 180°C
60 ~ 120 sec.
Time above 230°C
30 seconds max.
Soldering 260°C max.
5 seconds max.
C
F
D
Cool Down
E
E
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NIC COMPONENTS CORP.
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www.RFpassives.com
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NPI Power Inductors
STANDARD VALUES - CASE SIZE 16 (4.45 x 6.6 x 2.92mm)
Part Number
NPI16W1R0MTRF
NPI16W1R5MTRF
NPI16W2R2MTRF
NPI16W3R3MTRF
NPI16W4R7MTRF
NPI16W6R8MTRF
NPI16W100MTRF
NPI16W150MTRF
NPI16W220MTRF
NPI16W330MTRF
NPI16W470MTRF
NPI16W680MTRF
NPI16W101MTRF
NPI16W151MTRF
NPI16W221MTRF
NPI16W331MTRF
NPI16W471MTRF
NPI16W681MTRF
NPI16W102MTRF
Inductance Value
(µH)
1.0 ± 20%
1.5 ± 20%
2.2 ± 20%
3.3 ± 20%
4.7 ± 20%
6.8 ± 20%
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
470 ± 20%
680 ± 20%
1000 ± 20%
SRF (Typical)
MHz
130
115
90
70
50
45
35
30
20
15
14
11
9.0
6.0
5.5
5.0
4.0
3.0
2.0
DC Resistance
(Ω)
0.05
0.05
0.07
0.08
0.09
0.13
0.16
0.23
0.27
0.51
0.64
0.86
1.27
2.00
3.11
3.80
5.06
9.20
13.8
DC Current
Irms (Amps)
2.9
2.8
2.4
2.0
1.5
1.4
1.1
1.0
0.80
0.60
0.50
0.40
0.30
0.25
0.20
0.16
0.15
0.12
0.07
DC Current
Isat (Amps)
2.9
2.6
2.3
2.0
1.5
1.2
1.1
0.90
0.70
0.58
0.50
0.50
0.31
0.27
0.22
0.18
0.16
0.14
0.10
NPI__W Series
Test Frequency
100KHz
Maximum +15°C temperature rise at Irms. Typcial -10% inductance change at Isat.
STANDARD VALUES - CASE SIZE 22 (8.0 x 10.5 x 5.0mm)
Part Number
NPI22W3R3MTRF
NPI22W4R7MTRF
NPI22W6R8MTRF
NPI22W100MTRF
NPI22W150MTRF
NPI22W220MTRF
NPI22W330MTRF
NPI22W470MTRF
NPI22W680MTRF
NPI22W101MTRF
NPI22W151MTRF
NPI22W221MTRF
NPI22W331MTRF
Inductance Value
(µH)
3.3 ± 20%
4.7 ± 20%
6.8 ± 20%
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
SRF (Typical)
MHz
50
40
30
23
20
16
12
11
9.0
7.0
5.0
4.0
3.5
DC Resistance
(Ω)
0.030
0.018
0.050
0.060
0.080
0.130
0.180
0.260
0.350
0.580
0.750
1.05
1.60
DC Current
Irms (Amps)
3.7
3.3
2.7
2.3
2.1
1.6
1.3
1.1
1.0
0.70
0.60
0.50
0.45
DC Current
Isat (Amps)
7.0
6.0
5.0
4.0
3.0
2.5
2.0
1.8
1.5
1.0
0.9
0.8
0.6
100KHz
Test Frequency
Maximum +40°C temperature rise at Irms. Typical -10% inductance change at Isat.
®
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
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NPI Power Inductors
STANDARD VALUES - CASE SIZE 30 (10.0 x 12.7 x 3.0mm)
Part Number
NPI30W100MTRF
NPI30W150MTRF
NPI30W220MTRF
NPI30W330MTRF
NPI30W470MTRF
NPI30W680MTRF
NPI30W101MTRF
NPI30W151MTRF
NPI30W221MTRF
NPI30W331MTRF
NPI30W471MTRF
NPI30W681MTRF
NPI30W102MTRF
Inductance Value
(µH)
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
470 ± 20%
680 ± 20%
1000 ± 20%
SRF (Typical)
MHz
35
33
25
19
14
12
10
8.0
6.0
5.0
4.0
3.0
2.5
DC Resistance
(Ω)
0.11
0.15
0.23
0.30
0.39
0.66
0.34
1.2
1.9
2.7
4.0
5.3
3.4
DC Current
Irms (Amps)
2.0
1.5
1.3
1.1
0.80
0.70
0.60
0.50
0.40
0.30
0.20
0.10
0.05
DC Current
Isat (Amps)
2.4
2.0
1.6
1.4
1.0
0.9
0.7
0.6
0.5
0.4
0.2
0.2
0.1
NPI__W Series
Test Frequency
100KHz
Maximum +40°C temperature rise at Irms. Typical -10% inductance change at Isat.
STANDARD VALUES - CASE SIZE 31 (10.0 x 12.7 x 5.0mm)
Part Number
NPI31W1R0MTRF
NPI31W1R5MTRF
NPI31W2R2MTRF
NPI31W3R3MTRF
NPI31W4R7MTRF
NPI31W6R8MTRF
NPI31W100MTRF
NPI31W150MTRF
NPI31W220MTRF
NPI31W330MTRF
NPI31W470MTRF
NPI31W680MTRF
NPI31W101MTRF
NPI31W151MTRF
NPI31W221MTRF
NPI31W331MTRF
NPI31W471MTRF
NPI31W681MTRF
NPI31W102MTRF
Inductance Value
(µH)
1.0 ± 20%
1.5 ± 20%
2.2 ± 20%
3.3 ± 20%
4.7 ± 20%
6.8 ± 20%
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
470 ± 20%
680 ± 20%
1000 ± 20%
SRF (Typical)
MHz
150
100
85
60
45
35
25
20
18
14
11
10
7.0
6.5
5.0
4.0
3.0
2.5
2.0
DC Resistance
(Ω)
0.009
0.010
0.012
0.015
0.018
0.027
0.038
0.046
0.085
0.10
0.14
0.20
0.28
0.40
0.61
1.02
1.27
2.02
3.00
DC Current
Irms (Amps)
6.8
6.4
6.1
5.4
4.8
4.4
3.9
3.1
2.7
2.1
1.8
1.5
1.3
1.0
0.8
0.6
0.5
0.4
0.3
DC Current
Isat (Amps)
9.0
8.0
7.0
5.8
5.2
4.3
3.4
3.0
2.5
2.0
1.8
1.4
1.1
0.9
0.8
0.6
0.5
0.4
0.3
100KHz
Test Frequency
Maximum +40°C temperature rise at Irms. Typical -10% inductance change at Isat.
®
74
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
NPI Power Inductors
STANDARD VALUES - CASE SIZE 34 (10.0 x 12.7 x 11mm)
Part Number
NPI34W100MTRF
NPI34W150MTRF
NPI34W220MTRF
NPI34W330MTRF
NPI34W470MTRF
NPI34W680MTRF
NPI34W101MTRF
NPI34W151MTRF
NPI34W221MTRF
NPI34W331MTRF
NPI34W471MTRF
NPI34W681MTRF
NPI34W102MTRF
Inductance Value
(µH)
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
470 ± 20%
680 ± 20%
1000 ± 20%
SRF (Typical)
MHz
23
14
8.5
7.0
6.5
4.5
4.0
3.0
2.5
2.3
2.0
1.5
1.3
DC Resistance
(Ω)
0.040
0.050
0.066
0.080
0.110
0.170
0.220
0.340
0.440
0.700
0.950
1.20
2.00
DC Current
Irms (Amps)
3.50
3.20
2.90
2.35
2.10
1.90
1.55
1.35
1.00
0.90
0.75
0.55
0.50
DC Current
Isat (Amps)
7.0
5.8
4.8
3.8
3.4
2.7
2.2
1.9
1.5
1.3
1.0
0.9
0.7
NPI__W Series
Test Frequency
100KHz
Maximum +40°C temperature rise at Irms. Typical -10% inductance change at Isat.
STANDARD VALUES - CASE SIZE 52 (15.0 x 18.4 x 7.0mm)
Part Number
NPI52W1R0MTRF
NPI52W1R5MTRF
NPI52W2R2MTRF
NPI52W3R3MTRF
NPI52W4R7MTRF
NPI52W5R6MTRF
NPI52W100MTRF
NPI52W150MTRF
NPI52W220MTRF
NPI52W330MTRF
NPI52W470MTRF
NPI52W680MTRF
NPI52W101MTRF
NPI52W151MTRF
NPI52W221MTRF
NPI52W331MTRF
NPI52W471MTRF
NPI52W681MTRF
NPI52W102MTRF
NPI52W472MTRF
Inductance Value
(µH)
1.0 ± 20%
1.5 ± 20%
2.2 ± 20%
3.3 ± 20%
4.7 ± 20%
5.6±+20%
10 ± 20%
15 ± 20%
22 ± 20%
33 ± 20%
47 ± 20%
68 ± 20%
100 ± 20%
150 ± 20%
220 ± 20%
330 ± 20%
470 ± 20%
680 ± 20%
1000 ± 20%
4700 ± 20%
SRF (Typical)
MHz
140
110
75
70
55
45
21
16
13
11
9.0
6.5
5.7
4.5
3.7
3.0
2.7
2.2
2.0
-
DC Resistance
(Ω)
0.009
0.012
0.014
0.018
0.019
0.020
0.031
0.036
0.047
0.066
0.086
0.13
0.19
0.25
0.38
0.56
0.85
1.10
1.30
7.50
DC Current
Irms (Amps)
8.6
7.5
7.1
6.2
5.8
5.3
4.3
4.0
3.5
3.0
2.6
2.3
1.8
1.5
1.2
1.0
0.82
0.72
0.56
0.25
DC Current
Isat (Amps)
20
18
16
14
13
12
10
8.0
7.0
5.5
4.5
3.5
3.0
2.6
2.4
1.9
1.4
1.2
1.0
0.35
100KHz
Test Frequency
Maximum +40°C temperature rise at Irms. Typcial -10% inductance change at Isat.
®
NIC COMPONENTS CORP.
www.niccomp.com
www.lowESR.com
www.RFpassives.com
www.SMTmagnetics.com
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