Mag Layers MSCDRI-75F User Manual

SCOPE

：

(1) SHAPES AND DIMENSIONS

(2) ELECTRICAL SPECIFICATIONS

(3) CHARACTERISTICS

This specification applies to the Pb Free high current type SMD inductors for
MSCDRI-75F-SERIES

PRODUCT INDENTIFICATION
MSCDRI - 75F - 4R7 M

① ② ③ ④

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

A: 7.00±0.3 mm
B: 7.00±0.3 mm
C: 4.50±0.3 mm
D: 2.00±0.2 mm
E: 4.00Typ. mm
F: 1.50Typ. 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)-2 Storage temperature range ...... －40℃～＋125℃

MAG.LAYERS

MSCDRI-75F-SERIES Page 1/8

TABLE 1

20%

MAGLAYERS

PT/NO.

MSCDRI-75F-1R0□

Inductance Percent Test Resistance Rated DC Current

L(μH) Tolerance Frequency

1.0 M,N 100kHz/0.5V 11m 4.50 4.50 1R0

±

IDC1(A) IDC2(A)

Marking

MSCDRI-75F-3R3□
MSCDRI-75F-4R7□
MSCDRI-75F-6R8□

MSCDRI-75F-100□
MSCDRI-75F-150□
MSCDRI-75F-220□
MSCDRI-75F-330□
MSCDRI-75F-470□
MSCDRI-75F-680□
MSCDRI-75F-101□
MSCDRI-75F-151□
MSCDRI-75F-221□
MSCDRI-75F-331□
MSCDRI-75F-471□
MSCDRI-75F-681□
MSCDRI-75F-102□

3.3 M,N 100kHz/0.5V 20m 2.50 2.30 3R3

4.7 M,N 100kHz/0.5V 30m 2.00 2.10 4R7

6.8 M,N 100kHz/0.5V 39m 1.70 1.74 6R8
10 M,N 100kHz/0.5V 36m 1.30 1.78 100
15 M,N 100kHz/0.5V 52m 1.10 1.53 150
22 M,N 100kHz/0.5V 61m 0.90 1.34 220
33 M,N 100kHz/0.5V 96m 0.82 1.09 330
47 M,N 100kHz/0.5V 0.125 0.75 0.92 470
68 M,N 100kHz/0.5V 0.175 0.60 0.77 680

100 K,M 100kHz/0.5V 0.25 0.50 0.65 101
150 K,M 100kHz/0.5V 0.34 0.40 0.55 151
220 K,M 100kHz/0.5V 0.52 0.33 0.45 221
330 K,M 100kHz/0.5V 0.74 0.25 0.37 331
470 K,M 100kHz/0.5V 1.05 0.22 0.31 471
680 K,M 100kHz/0.5V 1.48 0.20 0.27 681

1000 K,M 100kHz/0.5V 2.28 0.14 0.25 102

※ □ specify the inductance tolerance,K(±10%),M(±20%),N(±30%)
※ IDC1： Based on inductance change (△L/Lo： ≦ drop 15%) @ ambient temp. 25℃

IDC2： Based on temperature rise (△T： 25℃ TYP.)
Rated DC Current： The less value which is IDC1 or IDC2.

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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

MSCDRI-75F-SERIES

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