Mag Layers MSCDRI-125 User Manual

SCOPE

：

This specification applies to the Pb Free high current type SMD inductors for

(1) SHAPES AND DIMENSIONS

(2) ELECTRICAL SPECIFICATIONS

(3) CHARACTERISTICS

MSCDRI-125-SERIES

PRODUCT INDENTIFICATION
MSCDRI-125- 220 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: 6.00 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

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TABLE 1

MAGLAYERS

PT/NO.
MSCDRI-125-2R4□
MSCDRI-125-2R7□ 6.5

MSCDRI-125-3R9□
MSCDRI-125-4R7□
MSCDRI-125-6R8□
MSCDRI-125-8R2□

MSCDRI-125-100□
MSCDRI-125-120□
MSCDRI-125-150□
MSCDRI-125-180□
MSCDRI-125-220□
MSCDRI-125-270□
MSCDRI-125-330□
MSCDRI-125-390□
MSCDRI-125-470□
MSCDRI-125-560□
MSCDRI-125-680□
MSCDRI-125-820□
MSCDRI-125-101□
MSCDRI-125-121□
MSCDRI-125-151□
MSCDRI-125-181□
MSCDRI-125-221□

MSCDRI-125-331□ 0.68
MSCDRI-125-391□ 0.65
MSCDRI-125-471□ 0.58
MSCDRI-125-561□
MSCDRI-125-681□
MSCDRI-125-821□ 0.43
MSCDRI-125-102□ 0.40

Inductance Percent Test Resistance Rated DC Current

L(μH) Tolerance Frequency RDC(Ω)Max.

2.4 N 100kHz/0.25V 15m 2R4

2.7 N 100kHz/0.25V 15m 2R7

3.3 M,N 100kHz/0.25V 17m 3R3

3.9 N 100kHz/0.25V 18m 3R9

4.7 M,N 100kHz/0.25V 20m 4R7

6.8 N 100kHz/0.25V 23m 6R8

8.2 M,N 100kHz/0.25V 24m 8R2
10 M,N 100kHz/0.25V 25m 100
12 M,N 100kHz/0.25V 27m 120
15 M,N 100kHz/0.25V 30m 150
18 M,N 100kHz/0.25V 34m 180
22 M,N 100kHz/0.25V 36m 220
27 M,N 100kHz/0.25V 51m 270
33 M,N 100kHz/0.25V 57m 330
39 M,N 100kHz/0.25V 68m 390
47 M,N 100kHz/0.25V
56 M,N 100kHz/0.25V
68 M,N 100kHz/0.25V
82 M,N 100kHz/0.25V

100 K,M 100kHz/0.25V
120 K,M 100kHz/0.25V
150 K,M 100kHz/0.25V
180 K,M 100kHz/0.25V
220 K,M 100kHz/0.25V
270 K,M 100kHz/0.25V
330 K,M 100kHz/0.25V
390 K,M 100kHz/0.25V
470 K,M 100kHz/0.25V
560 K,M 100kHz/0.25V
680 K,M 100kHz/0.25V
820 K,M 100kHz/0.25V

1000 K,M 100kHz/0.25V

75m

0.11

0.12

0.14

0.16

0.17

0.23

0.29

0.40

0.46

0.51

0.69

0.77

0.86

1.20

1.34

1.53

IDC(A)

6.5

6.0MSCDRI-125-3R3□

5.7

5.0

4.3

4.2

4.0

3.5

3.3

3.0

2.8

2.3

2.1

2.0

1.8

1.7

1.5

1.4

1.3

1.1

1.0

0.9

0.8

0.75MSCDRI-125-271□

0.54

0.48

Marking

470
560
680
820
101
121
151
181
221
271
331
391
471
561
681
821
102

※ □ specify the inductance tolerance,K(±10%),M(±20%),N(±30%)
※IDC : Based on inductance change (△L/Lo：drop 10% Max.)@ ambient temp. 25℃ and

Based on temperature rise (△T： 40℃ TYP.)

MAG.LAYERS

MSCDRI-125-SERIES

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(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

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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

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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

1

2

2

3

3

4

4

－25±3℃

(Themostat No.1)

Standard

atmospheric

85±2℃

(Themostat No.2)

Standard

atmospheric

30 min.

30 min.

No.1→No.2

30 min.

30 min.

No.2→No.1

Moisuture 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-125-SERIES

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(5) LAND DIMENSION (Ref.)

7.0

12.6

2.8

PCB: GLASS EPOXY t＝1.6mm

(5)-1 LAND PATTERN DIMENSIONS

(STANDARD PATTERN) Unit:mm

5.4

(5)-2 SUBSTRATE BENDING TEST BENDING TEST BOARD

MAG.LAYERS

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(6) PACKAGING

(6)-1 CARRIER TAPE DIMENSIONS (mm)

(6)-2 TAPING DIMENSIONS (mm)

Unreeling
Direction

MAG.LAYERS

MSCDRI-125-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

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