SCOPE
：
This specification applies to the Pb Free high current type SMD inductors for
(1) SHAPES AND DIMENSIONS
(2) ELECTRICAL SPECIFICATIONS
(3) CHARACTERISTICS
MSCDRI-127-SERIES
PRODUCT INDENTIFICATION
MSCDRI - 127 - 100 M
① ② ③ ④
① Product Code
② Dimensions Code
③ Inductance Code
④ Tolerance Code
A: 12.0±0.5 mm
B: 12.0±0.5 mm
C: 8.0 Max. mm
SEE TABLE 1
TEST INSTRUMENTS
L : HP 4284A PRECISION LCR METER (or equivalent)
RDC : CHROMA MODEL 16502 MILLIOHMMETER (or equivalent)
(3)-1 Ambient temperature ……......... ＋60℃ Max.
(3)-2 Operate temperature range ...... －40℃～＋125℃
(Including self temp. rise)
(3)-3 Storage temperature range ...... －40℃～＋125℃
MAG.LAYERS
MSCDRI-127-SERIES Page 1/8
TABLE 1
MAGLAYERS
PT/NO.
MSCDRI-127-1R0□
MSCDRI-127-1R2□
MSCDRI-127-2R2□
MSCDRI-127-2R4□
MSCDRI-127-2R5□
MSCDRI-127-3R5□
MSCDRI-127-4R7□
MSCDRI-127-6R1□
MSCDRI-127-6R4□
MSCDRI-127-6R8□
MSCDRI-127-7R6□
MSCDRI-127-100□
MSCDRI-127-120□
MSCDRI-127-150□
MSCDRI-127-180□
MSCDRI-127-220□
MSCDRI-127-270□
MSCDRI-127-330□
MSCDRI-127-390□
MSCDRI-127-470□
MSCDRI-127-560□
MSCDRI-127-680□
MSCDRI-127-750□
MSCDRI-127-820□
MSCDRI-127-101□
MSCDRI-127-121□
MSCDRI-127-151□
MSCDRI-127-181□
MSCDRI-127-221□
MSCDRI-127-271□
MSCDRI-127-331□
MSCDRI-127-391□
MSCDRI-127-471□
MSCDRI-127-561□
MSCDRI-127-681□
MSCDRI-127-821□
MSCDRI-127-102□
MSCDRI-127-152□
Inductance Percent Test Resistance Rated DC Current
L(μH) Tolerance Frequency RDC(Ω)Max.
1.0 N 100kHz/0.25V 7.0m 1R0
1.2 N 100kHz/0.25V 7.0m 1R2
2.2 M,N 100kHz/0.25V 11.5m 2R2
2.4 M,N 100kHz/0.25V 11.5m 2R4
2.5 M,N 100kHz/0.25V 11.5m 2R5
3.5 M,N 100kHz/0.25V 13.5m 3R5
4.7 M,N 100kHz/0.25V 15.8m 4R7
6.1 M,N 100kHz/0.25V 17.6m 6R1
6.4 M,N 100kHz/0.25V 19.0m 6R4
6.8 M,N 100kHz/0.25V 19.0m 6R8
7.6 M,N 100kHz/0.25V 20.0m 7R6
10 M,N 100kHz/0.25V 21.6m 100
12 M,N 100kHz/0.25V 24.3m 120
15 M,N 100kHz/0.25V 27.0m 150
18 M,N 100kHz/0.25V 39.2m 180
22 M,N 100kHz/0.25V 43.2m 220
27 M,N 100kHz/0.25V 45.9m 270
33 M,N 100kHz/0.25V 64.8m 330
39 M,N 100kHz/0.25V 72.9m 390
47 M,N 100kHz/0.25V 0.10 470
56 M,N 100kHz/0.25V 0.11 560
68 M,N 100kHz/0.25V 0.14 680
75 M,N 100kHz/0.25V 0.15 750
82 M,N 100kHz/0.25V 0.16 820
100 K,M 100kHz/0.25V 0.22 101
120 K,M 100kHz/0.25V 0.25 121
150 K,M 100kHz/0.25V 0.28 151
180 K,M 100kHz/0.25V 0.35 181
220 K,M 100kHz/0.25V 0.39 221
270 K,M 100kHz/0.25V 0.56 271
330 K,M 100kHz/0.25V 0.64 331
390 K,M 100kHz/0.25V 0.70 391
470 K,M 100kHz/0.25V 0.98 471
560 K,M 100kHz/0.25V 1.07 561
680 K,M 100kHz/0.25V 1.46 681
820 K,M 100kHz/0.25V 1.64 821
1000 K,M 100kHz/0.25V 1.82 102
1500 K,M 10kHz/0.25V 2.48 152
IDC(A)
9.80
9.80
8.00
8.00
8.00
7.50
6.80
6.60
6.30
6.30
5.90
5.40
4.90
4.50
3.90
3.60
3.40
3.00
2.75
2.50
2.35
2.10
2.00
1.95
1.70
1.60
1.42
1.30
1.16
1.06
0.95
0.88
0.79
0.73
0.67
0.60
0.55
0.45
Marking
※ □ specify the inductance tolerance,K(±10%),M(±20%),N(±30%)
※IDC : Based on inductance change (△ L/Lo： ≦ drop 10%) and @ambient temperature 25℃
Based on temperature rise (△T： 40℃ TYP.)
MAG.LAYERS
MSCDRI-127-SERIES Page-2/8
(4) RELIABILITY TEST METHOD
MECHANICAL
TEST ITEM SPECIFICATION TEST DETAILS
Substrate bending
△L/Lo≦±5%
There shall be direction is made approximately 3mm.(keep time 30 seconds)
no mechanical PCB dimension shall the page 7/9
damage or elec- F(Pressurization)
trical damege.
The sample shall be soldered onto the printed circuit board
in figure 1 and a load applied unitil the figure in the arrow
PRESSURE ROD
figure-1
Vibration
Solderability
△L/Lo≦ ±5%
There shall be and a frequency of from 10 to 55Hz/1 minute repeated should
no mechanical be applied to the 3 directions (X,Y,Z) for 2 hours each.
damage. (A total of 6 hours)
New solder Flux (rosin, isopropyl alcohol{JIS-K-1522}) shall be coated
More than 90% over the whole of the sample before hard, the sample shall
The sample shall be soldered onto the printed circuit board
and when a vibration having an amplitude of 1.52mm
then be preheated for about 2 minutes in a temperature of
130～150℃ and after it has been immersed to a depth 0.5mm
below for 3±0.2 seconds fully in molten solder M705 with
a temperature of 245±5℃.
More than 90% of the electrode sections shall be couered
with new solder smoothly when the sample is taken out of
the solder bath.
MAG.LAYERS
MSCDRI-127-SERIES
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MECHANICAL
Sodering temperature (℃)
(230
℃)
2 min
TEST ITEM SPECIFICATION
Resistance to There shall be Temperature profile of reflow soldering
Soldering heat no damage or
(reflow soldering) problems.
300
250
soldering
(Peak temperature 260±3℃ 10 sec
200
150
100
50
Pre-heating
150 ~ 180℃
30 sec Min
+0
10
sec.
Slow cooling
(Stored at room
temperature)
2 min. or more
The specimen shall be passed through the reflow oven with the
condition shown in the above profile for 1 time.
The specimen shall be stored at standard atmospheric conditions
for 1 hour, after which the measurement shall be made.
ELECTRICAL
TEST ITEM SPECIFICATION TEST DETAILS
Insulation There shall be DC 100V voltage shall be applied across this sample of top
resistance no other surface and the terminal.
damage or
problems.
Dielectric There shall be AC 100V voltage shall be applied for 1 minute acrosset the top
withstand no other surface and the terminal of this sample
voltage damage or
problems.
Temperature
characteristics
△L/L20℃≦±10%
0～2000 ppm/℃ an ambient temperature of -20 to +85℃,and the value
The insulation resistance shall be more than 1 × 108 Ω.
The test shall be performed after the sample has stabilized in
calculated based on the value applicable in a normal
temperature and narmal humidity shall be △L/L20℃≦±10%.
MAG.LAYERS
MSCDRI-127-SERIES
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ENVIROMENT CHARACTERISTICS
TEST ITEM SPECIFICATION
High temperature
storage
△L/Lo≦ ±5%
There shall be Upon completion of the measurement shall be made after the
no mechanical sample has been left in a normal temperature and normal
damage. humidity for 1 hour.
The sample shall be left for 96±4 hours in an atmospere with
a temperature of 85±2℃ and a normal humidity.
Low temperature
storage
Change of
temperature in the table 2 below and then it shall be subjected to standard
△L/Lo≦ ±5%
There shall be Upon completion of the test, the measurement shall be made
no mechanical after the sample has been left in a normal temperature and
damage. normal humidity for 1 hour.
△L/Lo≦ ±5%
There shall be atmospheric conditions for 1 hour, after which measurement
no other dama- shall be made.
ge of problems
The sample shall be left for 96±4 hours in an atmosphere with
a temperature of -25±3℃.
The sample shall be subject to 5 continuos cycles, such as shown
table 2
Temperature Duration
1
2
3
4
－25±3℃
(Themostat No.1)
Standard
atmospheric
85±2℃
(Themostat No.2)
Standard
atmospheric
30 min.
No.1→No.2
30 min.
No.2→No.1
Moisture storage
Test conditions：
The sample shall be reflow soldered onto the printed circuit board in every test.
MAG.LAYERS
△L/Lo≦ ±5%
There shall be Upon completion of the test, the measurement shall be made
no mechanical after the sample has been left in a normal temperature and
damage. normal humidity more than 1 hour.
The sample shall be left for 96±4 hours in a temperature of
40±2℃ and a humidity(RH) of 90～ 95%.
MSCDRI-127-SERIES
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(5) LAND DIMENSION (Ref.)
PCB: GLASS EPOXY t＝1.6mm
7.0
12.6
2.8
(5)-1 LAND PATTERN DIMENSIONS
(STANDARD PATTERN) Unit:mm
5.4
(5)-2 SUBSTRATE BENDING TEST BENDING TEST BOARD
MAG.LAYERS
MSCDRI-127-SERIES Page-6/8
(6) PACKAGING
(6)-1 CARRIER TAPE DIMENSIONS (mm)
(6)-2 TAPING DIMENSIONS (mm)
Unreeling
Direction
MAG.LAYERS
MSCDRI-127-SERIES
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(6)-3 REEL DIMENSIONS (mm)
(6)-4 QUANTITY
500pcs/Reel
The products are packaged so that no damage will be sustained.
MAG.LAYERS
MSCDRI-127-SERIES
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