SpecNo.JELF243A-0043P-01
Reference Only
P1/9
CHIP COIL（CHIP INDUCTORS）LQH43MN□□□□03L REFERENCE SPECIFICATION
1.Scope
This reference specification applies to LQH43MN Series, Chip coil (Chip Inductors).
2.Part Numbering
(ex)
LQ
H
43
M
N
1R0
M
0
3
Electrode
L
Packaging
L:Taping
Product ID Structure Dimension Applications Category Inductance Tolerance Features
(L×W)
and
Characteristics
3.Rating
Operating
Temperature Range
Storage
Temperature Range
-40
to
+85°C
-40
to
+85°C
Customer’s
Part Number
MURATA
Part Number
Inductance
(H)
Tolerance
(%)
Q
(min.)
DC
Resistance
( max)
Self
Resonant
Frequency
(MHz min)
120
100
85
75
62
53
47
41
38
33
31
*Rated
Current
(mA)
LQH43MN1R0M03L
LQH43MN1R2M03L
LQH43MN1R5M03L
LQH43MN1R8M03L
LQH43MN2R2M03L
LQH43MN2R7M03L
LQH43MN3R3M03L
LQH43MN3R9M03L
LQH43MN4R7M03L
LQH43MN4R7K03L
LQH43MN5R6M03L
LQH43MN5R6K03L
LQH43MN6R8M03L
LQH43MN6R8K03L
LQH43MN8R2M03L
LQH43MN8R2K03L
LQH43MN100K03L
LQH43MN100J03L
LQH43MN120K03L
LQH43MN120J03L
LQH43MN150K03L
LQH43MN150J03L
LQH43MN180K03L
LQH43MN180J03L
LQH43MN220K03L
LQH43MN220J03L
LQH43MN270K03L
LQH43MN270J03L
LQH43MN330K03L
LQH43MN330J03L
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
M:±20
20
0.20
0.30
0.32
0.35
0.38
0.40
0.47
500
M:±20
K:±10
30
0.50
450
27
0.56
23
0.62
0.73
21
19
17
15
14
12
400
380
360
340
320
300
270
10
12
15
18
22
27
33
K:±10
J:± 5
35
0.82
0.94
1.1
1.2
MURATA MFG.CO., LTD
SpecNo.JELF243A-0043P-01
Customer’s
Part Number
MURATA
Part Number
Reference Only
Inductance
(H)
Tolerance
(%)
Q
(min.)
DC
Resistance
( max)
Self
Resonant
Frequency
(MHz min)
11
10
9.3
8.4
7.5
6.8
6.2
5.5
5.0
4.5
4.0
3.6
3.3
3.0
2.7
2.5
2.2
2.0
1.8
1.6
P2/9
*Rated
Current
(mA)
240
220
200
180
170
160
150
130
120
110
100
95
90
80
70
65
60
50
45
40
LQH43MN390K03L
LQH43MN390J03L
LQH43MN470K03L
LQH43MN470J03L
LQH43MN560K03L
LQH43MN560J03L
LQH43MN680K03L
LQH43MN680J03L
LQH43MN820K03L
LQH43MN820J03L
LQH43MN101K03L
LQH43MN101J03L
LQH43MN121K03L
LQH43MN121J03L
LQH43MN151K03L
LQH43MN151J03L
LQH43MN181K03L
LQH43MN181J03L
LQH43MN221K03L
LQH43MN221J03L
LQH43MN271K03L
LQH43MN271J03L
LQH43MN331K03L
LQH43MN331J03L
LQH43MN391K03L
LQH43MN391J03L
LQH43MN471K03L
LQH43MN471J03L
LQH43MN561K03L
LQH43MN561J03L
LQH43MN681K03L
LQH43MN681J03L
LQH43MN821K03L
LQH43MN821J03L
LQH43MN102K03L
LQH43MN102J03L
LQH43MN122K03L
LQH43MN122J03L
LQH43MN152K03L
LQH43MN152J03L
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
40
35
1.4
1.5
1.7
1.9
2.2
2.5
3.0
3.7
4.5
5.4
6.8
8.2
9.7
11.8
14.5
17.0
20.5
25.0
30.0
37.0
K:±10
J:± 5
*When applied Rated current to the Products , self temperature rise shall be limited to 20℃ max and Inductance will be
within
±10%
of initial Inductance value.
MURATA MFG.CO., LTD
SpecNo.JELF243A-0043P-01
Reference Only
P3/9
4. Testing Conditions
<Unless otherwise specified>
<In case of doubt>
Temperature : Ordinary Temperature (15 to 35°C)
Temperature : 20 ± 2°C
Humidity
: Ordinary Humidity
(25 to 85 %(RH))
Humidity
: 60 to 70 %(RH)
Atmospheric Pressure : 86 to 106 kPa
5.Appearance and Dimensions (No marking)
3.6±0.2
3.2±0.2
2.6±0.2
3.2±0.2
4.5±0.3
1.0 min. 1.0 min. 1.0 min.
(in mm)
■
Unit Mass (Typical value)
0.13g
6.Electrical Performance
No.
6.1
Item
Inductance
Specification
Inductance shall meet item 3.
Test Method
Measuring Equipment:
Agilent 4192A or equivalent
Measuring Frequency:
1MHz／1.0 to 390H
1kHz／470 to
1500H
Measuring Equipment:
Agilent 4192A or equivalent
Measuring Frequency:
1MHz / 1.0 to 82H
796kHz / 100 to 820H
252kHz / 1000 to
1500
H
Measuring Equipment:Digital multi meter
Measuring Equipment:
Agilent 4991A or equivalent
The rated current is applied.
6.2
Q
6.3
6.4
6.5
DC Resistance
Self Resonant
Frequency
(S.R.F)
Rated Current
DC Resistance shall meet item 3.
S.R.F shall meet item 3.
Self temperaturer rise shall be limited
to 20°C max.
Inductance Change : within ± 10%
Temperature Coefficient
150 to 1400 PPM/°C
6.6
Temperature
Characteristics
Temperature coefficient on the basis of
step 3 shall meet specification after tested
as follows.It shall be subjected to the
condition of Table 1, and its inductanse
shall be measured at each step after
reaching the thermal equiligrium and be
calculated.
Table 1
Step1/+20±2°C
Step2/ -25±2°C
Step3/+20±2°C
Step4/+85±2°C
Step5/+20±2°C
MURATA MFG.CO., LTD
SpecNo.JELF243A-0043P-01
Reference Only
Specification
Chip coil shall not be damaged.
Test Method
Substrate: Glass-epoxy substrate
Applied Direction :
Chip Coil
P4/9
7.Mechanical Performance
No.
7.1
Item
Shear Test
F
Substrate
Force : 20N
Hold Duration: 5±1 s
Substrate: Glass-epoxy substrate
(100
40
1.6mm)
Speed of Applying Force: 1mm / s
Deflection: 2mm
Hold Duration: 30 s
Pressure jig
R340
7.2
Bending Test
F
Deflection
45
45
Product
(in mm)
7.3
Vibration
Oscillation Frequency:
10 to 55 to 10Hz for 1 minute
Total Amplitude: 1.5mm
Testing Time:
A period of 2 hours in each of 3 mutually
perpendicular directions.
(Total 6 hours)
Flux: Ethanol solution of rosin,25(wt)%
(Immersed for 5s to 10s)
Solder: Sn-3.0Ag-0.5Cu
Pre-Heating: 150±10°C / 60 to 90seconds
Solder Temperature: 240±5°C
Immersion Time: 3±1 s
Flux: Ethanol solution of rosin,25(wt)%
(Immersed for 5s to 10s)
Solder: Sn-3.0Ag-0.5Cu
Pre-Heating: 150±10°C / 60 to 90seconds
Solder Temperature: 270±5°C
Immersion Time: 10±1 s
Then measured after exposure in the room
condition for 24±2 hours.
7.4
Solderability
The wetting area of the electrode shall
be at least 90% covered with new
solder coating.
7.5
Resistance to
Soldering Heat
Appearance:No damage
Inductance Change : within ± 5%
MURATA MFG.CO., LTD
SpecNo.JELF243A-0043P-01
No.
8.1
Item
Heat Resistance
Reference Only
Specification
Appearance:No damage
Inductance Change : within ±5%
Q-factor Change : within ±20%
P5/9
8.Environmental Performance (It shall be soldered on the substrate.)
Test Method
Temperature: 85±2°C
48
Time: 1000±
0
hours
Then measured after exposure in the room
condition for 24±2 hours.
Temperature: -40±2°C
48
Time: 1000±
0
hours
Then measured after exposure in the room
condition for 24±2 hours.
Temperature: 40±2°C
Humidity: 90 to 95%(RH)
48
Time: 1000±
0
hours
Then measured after exposure in the room
condition for 24±2 hours.
1 cycle:
step 1 : -40±2°C / 30±3 min
step 2 : Ordinary temp. / 10 to 15 min
step 3 : +85±2°C / 30±3 min
step 4 : Ordinary temp. / 10 to 15 min
Total of 10 cycles
Then measured after exposure in the room
condition for 24±2 hours.
8.2
Cold Resistance
8.3
Humidity
8.4
Temperature
Cycle
9.
Specification of Packaging
9.1 Appearance and Dimensions of plastic tape
1.75±0.1
1.5
-0
+0.1
※
Lead- in/out wire
(0.3)
0.3±0.05
5.5±0.05
※
The packing directions of the chip coil
12.0±0.3
in taping are unified with the in/out
positions of the lead wire.
4.9±0.1
4.9
4.0±0.1
3.6
3.6±0.1
2.0±0.05
8.0±0.1
2.7±0.2
Direction of feed
(in mm)
Dimension of the Cavity is measured at the bottom side.
9.2 Specification of Taping
(1) Packing quantity (standard quantity)
500 pcs / reel
(2) Packing Method
Products shall be packed in the each embossed cavity of plastic tape and sealed by cover tape.
(3) Sprocket hole
The sprocket holes are to the right as the tape is pulled toward the user.
(4) Spliced point
Plastic tape and Cover tape has no spliced point.
(5) Missing components number
Missing components number within 0.1 % of the number per reel or 1 pc., whichever is greater,
and are not continuous. The specified quantity per reel is kept.
9.3 Pull Strength
Embossed carrier tape
Cover tape
10N min.
5N min.
MURATA MFG.CO., LTD
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