Mag Layers MSCDRI-2D18LD User Manual

SCOPE

：

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

(1) SHAPES AND DIMENSIONS

A: 3.00±0.2

B: 3.00±0.2

C: 2.00 Max.

D: 4.50 Max.

E: 2.10 Typ.

F: 1.00 Typ.

(2) ELECTRICAL SPECIFICATIONS

(3) CHARACTERISTICS

MSCDRI-2D18LD-SERIES

PRODUCT INDENTIFICATION
MSCDRI - 2D18LD - 100 N

① ② ③ ④

① Product Code
② Dimensions Code
③ nductance Code
④ Tolerance Code

mm
mm
mm
mm
mm
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-2D18LD-SERIES Page 1/8

TABLE 1

RDC(Ω) Max.

MAGLAYERS

PT/NO.

MSCDRI-2D1 8LD-2R2□

MSCDRI-2D18LD-3R3□
MSCDRI-2D18LD-4R7□
MSCDRI-2D18LD-6R8□ 6.8 N 100kHz/0.25V 0.106 0.52 1.32 6R8

MSCDRI-2D18LD-100□ 10 M,N 100kHz/0.25V 0.18 0.43 1.00 100
MSCDRI-2D18LD-150□ 15 N 100kHz/0.25V 0.22 0.35 0.80 150
MSCDRI-2D18LD-220□
MSCDRI-2D18LD-330□
MSCDRI-2D18LD-470□

※ □ specify the inductance tolerance,M(±20%),N(±30%)
※ IDC1： Based on inductance change (△L/Lo：drop 35% Max.) @ ambient temp. 25℃

IDC2： Based on temperature rise (△T： 40℃ TYP.)
Rated DC Current： The less value which is IDC1 or IDC2.

Inductance Percent Test Resistance Rated DC Current

L(μH) Tolerance Frequency

2.2 N 100kHz/0.25V 41m 0.85 2.30 2R2

3.3 N 100kHz/0.25V 54m 0.75 2.10 3R3

4.7 N 100kHz/0.25V 78m 0.63 1.65 4R7

22 M,N 100kHz/0.25V 0.32 0.30 0.68 220
33 M,N 100kHz/0.25V 0.46 0.24 0.56 330
47 M,N 100kHz/0.25V 0.66 0.20 0.48 470

IDC1(A) IDC2(A)

Marking

MAG.LAYERS

MSCDRI-2D18LD-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-2D18LD-SERIES

Page-3/8