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HM55-321R0LF

Description
General Purpose Inductor, 1uH, 10%, 1 Element, ROHS COMPLIANT
CategoryPassive components    inductor   
File Size885KB,3 Pages
ManufacturerTT Electronics plc
Websitehttp://www.ttelectronics.com/
Environmental Compliance
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HM55-321R0LF Overview

General Purpose Inductor, 1uH, 10%, 1 Element, ROHS COMPLIANT

HM55-321R0LF Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerTT Electronics plc
Reach Compliance Codecompliant
ECCN codeEAR99
DC Resistance0.00125 Ω
Nominal inductance(L)1 µH
Inductor typeGENERAL PURPOSE INDUCTOR
JESD-609 codee3/e1
Manufacturer's serial numberHM55
Number of functions1
Number of terminals2
Maximum operating temperature155 °C
Minimum operating temperature-40 °C
Maximum rated current40 A
Shape/Size DescriptionRECTANGULAR PACKAGE
shieldYES
special characteristicsDCR IS MEASURED AT 5% TOLERANCE
surface mountNO
Terminal surfaceMATTE TIN/TIN SILVER COPPER
Terminal locationRADIAL
Terminal shapeWIRE
Test frequency0.1 MHz
Tolerance10%
Base Number Matches1
Magnetics
Shielded Cube Compact Package
Low Cost Inductors
Model HM55
Features and Benefits
Operating Temperature Range -40°C to +155°C
Temperature Rise, Maximum 50°C
Operating Frequency Up to 400kHz
Electrical / Environmental
RoHS Compliant
Patented US 6,847,280
Operating Temperature Range
Ambient Temperature, Maximum
Temperature Rise, Maximum
Insulation System
Operating Frequency
Shielded Drum Compact Package Low Cost Inductors
80
47,2
HM55
-40°C to
+155°C
100°C
50°C
Class F, 155°C
Up to 400kHz
US 6
,8
S
RoH
liant
mp
Co
Specifications
Specifications
Inductance
Inductance
100 kHz, 0.1 V
100 kHz
(2)
100 kHz
@ 0 Adc
100 kHz, 0.1
@ I
rated
V
DCR
(3)
(3)
Dim D.
D.
Dim. E
E
Part
I
rated (1)
I
rated (1)
I
sat
sat (2)
I
Part
DCR
Dim
Dim.
Fig.
@ 0 Adc
µH
±
10%
@ I
µH Min. µH Typ.
(Adc)
(Adc)
mΩ
W
±
5%
(mm ± 0.5)
± 5%
(mm ± 0.1)
Number
rated
Number
(Adc)
(Adc)
m
(mm
±
0.5)
(mm
±
0.1)
Fig.
μH ± 10%
μH Min.
μH Typ.
HM55-12R40LF
0.40
0.32
0.35
20
29
1.00
8.76
1.30
2
HM55-12R40LF
0.40
0.32
0.35
20
29
1.00
8.76
1.30
2
HM55-14R40LF
0.40
0.40
0.32
0.32
0.35
0.35
38
1.75
8.40
1.00
2
HM55-14R40LF
15
15
38
1.75
8.40
1.00
2
HM55-21R43LF
0.43
0.43
0.36
0.36
0.40
0.40
27
0.77
4.10
1.30
1
HM55-21R43LF
18
18
27
0.77
4.10
1.30
1
HM55-21R95LF
0.95
0.95
0.76
0.76
0.84
0.84
22.5
22.5
33
1.28
6.90
1.30
1
HM55-21R95LF
33
1.28
6.90
1.30
1
HM55-211R3LF
15
15
22
2.26
6.60
1.05
1
HM55-211R3LF
1.38
1.38
1.10
1.10
1.25
1.25
22
2.26
6.60
1.05
1
HM55-22R79LF
0.79
0.56
0.63
0.63
27
27
39
1.20
12.5
1.45
2
HM55-22R79LF
0.79
0.56
39
1.20
12.5
1.45
2
HM55-24R28LF
0.28
0.21
0.25
0.25
30
30
85
0.72
12.7
1.30
2
HM55-24R28LF
0.28
0.21
85
0.72
12.7
1.30
2
HM55-26R50LF
0.5
0.36
0.40
40
50
0.90
12.7
1.50
2
HM55-26R50LF
0.50
0.36
0.40
40
50
0.90
12.7
1.50
2
HM55-311R4LF
1.40
1.08
1.20
35
50
0.98
6.60
1.65
1
HM55-311R4LF
1.40
1.08
1.20
35
50
0.98
6.60
1.65
1
HM55-313R0LF
3.00
2.43
2.70
21
30
2.60
9.45
1.30
1
HM55-313R0LF
5.6
3.00
4.86
2.43
5.40
2.70
30
2.60
9.45
1.30
1
HM55-315R6LF
9
21
14
7.30
7.11
0.91
1
HM55-315R6LF
1.0
5.60
0.72
4.86
0.80
5.40
14
7.30
7.11
0.91
1
HM55-321R0LF
40
9
56
1.25
15.24
1.50
2
HM55-321R0LF
1.0
0.72
0.80
40
56
1.25
15.24
1.50
2
Notes: (1) Rated current, Irated, is the approximate DC current at which inductance will be decreased by 20% from its initial (zero DC) value or the current at which ΔT = 50°C, whichever is lower.
(2) Isat is the saturation current at which inductance rolls off approximately 30% from its initial value.
Notes: (1) Rated current, I
rated
(3) DC resistance is measured at 25°C.
, is the approximate DC current at which inductance will be decreased by 20% from its initial (zero DC) value or the current at which
Outline Dimensions (Inch/mm)
Outline Dimensions (Inch/mm)
Figure 1
∆T
= 50°C, whichever is lower.
(2) I
sat
is the saturation current at which inductance rolls off approximately 30% from its initial value.
(3) DC resistance is measured at 25°C.
Figure 2
Case Size
12
14
21
22
24
26
31
32
Case Size
12
Fig.
2
2
1
2
2
2
1
2
Fig.
2
2
1
2
2
2
1
2
14
21
22
24
26
31
32
Notes:
(A) Refer to Specifications table for
‘D’ & ‘E’ dimensions of each model.
(B) For case size 12 & 14, only BI logo &
datecode will be printed.
A
C
0.295
B
0.295
.295
.295
.433
7.50
7.50
7.50
7.50
11.0
0.295 0.295
.295
7.50
.295
7.50
.295
7.50
7.50
0.433
7.50
0.413
.413
10.5
.433
11.0
.413
10.5
11.0
0.413
10.5
0.413
.413
10.5
.413
10.5
.413
10.5
10.5
0.413
10.5
0.413
.413
10.5
.413
10.5
.295
10.5
10.5
7.50
0.413 0.413
.413
10.5
.413
10.5
.355
10.5
10.5
9.00
0.532 0.543
.532
13.5
.543
13.8
.532
13.5
13.8
13.5
0.532 0.532
.532
13.5
.532
13.5
.492
13.5
13.5
12.5
A
B
C
0.433
11.0
0.295
7.50
0.413
10.5
0.413
10.5
0.295
7.50
0.355
9.00
0.532
13.5
0.492
12.5
Packaging
Standard:
Vacuum Tray
TT Electronics reserves the right to make changes in product specification without notice or liability.
Tray
Case Size
Capacity Per
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
(Units)
General Note
© TT Electronics plc
BI Technologies
A-1445, Jalan Tanjung Api
Capacity Per Carton
25050 Kuantan
Pahang Darul Makmur
(Units)
Malaysia
560
Ph: +60 9 565 8888 Fax: +60 9 514 3555
12, 14, 21
22
24
26
40
44
50
45
http://www.ttelectronics.com/magnetics/customer-service-enquiry
660
600
630
Rev. 02
7.17

HM55-321R0LF Related Products

HM55-321R0LF HM55-26R50LF HM55-315R6LF HM55-22R79LF HM55-211R3LF
Description General Purpose Inductor, 1uH, 10%, 1 Element, ROHS COMPLIANT General Purpose Inductor, 0.5uH, 10%, 1 Element, ROHS COMPLIANT General Purpose Inductor, 5.6uH, 10%, 1 Element, ROHS COMPLIANT General Purpose Inductor, 0.79uH, 10%, 1 Element, ROHS COMPLIANT General Purpose Inductor, 1.38uH, 10%, 1 Element, ROHS COMPLIANT
Is it Rohs certified? conform to conform to conform to conform to conform to
Maker TT Electronics plc TT Electronics plc TT Electronics plc TT Electronics plc TT Electronics plc
Reach Compliance Code compliant compliant compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99
DC Resistance 0.00125 Ω 0.0009 Ω 0.0073 Ω 0.0012 Ω 0.00226 Ω
Nominal inductance(L) 1 µH 0.5 µH 5.6 µH 0.79 µH 1.38 µH
Inductor type GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR GENERAL PURPOSE INDUCTOR
JESD-609 code e3/e1 e3/e1 e3/e1 e3/e1 e3/e1
Manufacturer's serial number HM55 HM55 HM55 HM55 HM55
Number of functions 1 1 1 1 1
Number of terminals 2 2 2 2 2
Maximum operating temperature 155 °C 155 °C 155 °C 155 °C 155 °C
Minimum operating temperature -40 °C -40 °C -40 °C -40 °C -40 °C
Maximum rated current 40 A 40 A 9 A 27 A 15 A
Shape/Size Description RECTANGULAR PACKAGE RECTANGULAR PACKAGE RECTANGULAR PACKAGE RECTANGULAR PACKAGE RECTANGULAR PACKAGE
shield YES YES YES YES YES
special characteristics DCR IS MEASURED AT 5% TOLERANCE DCR IS MEASURED AT 5% TOLERANCE DCR IS MEASURED AT 5% TOLERANCE DCR IS MEASURED AT 5% TOLERANCE DCR IS MEASURED AT 5% TOLERANCE
surface mount NO NO NO NO NO
Terminal surface MATTE TIN/TIN SILVER COPPER MATTE TIN/TIN SILVER COPPER MATTE TIN/TIN SILVER COPPER MATTE TIN/TIN SILVER COPPER MATTE TIN/TIN SILVER COPPER
Terminal location RADIAL RADIAL RADIAL RADIAL RADIAL
Terminal shape WIRE WIRE WIRE WIRE WIRE
Test frequency 0.1 MHz 0.1 MHz 0.1 MHz 0.1 MHz 0.1 MHz
Tolerance 10% 10% 10% 10% 10%
Base Number Matches 1 1 1 1 1
Is Samacsys - - N N N
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