SCOPE
：
(1) SHAPES AND DIMENSIONS
A: 7.30±0.5
B: 7.30±0.5
C: 3.60Max.
(2) ELECTRICAL SPECIFICATIONS
(3) CHARACTERISTICS
This specification applies to the Pb Free high current type SMD inductors for
MSCDRI-73-SERIES
PRODUCT INDENTIFICATION
MSCDRI - 73 - 100 M
① ② ③ ④
① Product Code
② Dimensions Code
③ Inductance Code
④ Tolerance Code
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-73-SERIES Page 1/8
TABLE 1
MAGLAYERS
PT/NO.
MSCDRI-73-1R0□ 5.00
MSCDRI-73-2R2□ 3.50
MSCDRI-73-3R3□ 3.00
MSCDRI-73-4R7□
MSCDRI-73-6R8□ 2.00
MSCDRI-73-8R2□ 1.80
MSCDRI-73-100□ 1.68
MSCDRI-73-120□
MSCDRI-73-150□
MSCDRI-73-180□
MSCDRI-73-220□
MSCDRI-73-270□
MSCDRI-73-330□
MSCDRI-73-390□
MSCDRI-73-470□
MSCDRI-73-560□
MSCDRI-73-680□
MSCDRI-73-820□
MSCDRI-73-101□
MSCDRI-73-121□
MSCDRI-73-151□
MSCDRI-73-181□
MSCDRI-73-221□
MSCDRI-73-271□
MSCDRI-73-331□
MSCDRI-73-391□
MSCDRI-73-471□
MSCDRI-73-561□ 0.22
MSCDRI-73-681□
MSCDRI-73-821□ 0.18
MSCDRI-73-102□ 0.16
MSCDRI-73-152□ 0.14
Inductance Percent Test Resistance Rated DC Current
L(μH) Tolerance FrequencyRDC(Ω) Max.
1.0 N 100kHz/0.25V 18.5m 1R0
2.2 M,N 100kHz/0.25V 22m 2R2
3.3 M,N 100kHz/0.25V 40m 3R3
4.7 N 100kHz/0.25V 65m 4R7
6.8 M 100kHz/0.25V 67m 6R8
8.2 M,N 100kHz/0.25V 70m 8R2
10 M 100kHz/0.25V 72m 100
12 M 100kHz/0.25V 98m 120
15 M 100kHz/0.25V 0.13 150
18 M 100kHz/0.25V 0.14 180
22 M 100kHz/0.25V 0.19 220
27 M 100kHz/0.25V 0.21 270
33 M 100kHz/0.25V 0.24 330
39 M 100kHz/0.25V 0.32 390
47 M 100kHz/0.25V 0.36 470
56 M 100kHz/0.25V 0.47 560
68 M 100kHz/0.25V 0.52 680
82 M 100kHz/0.25V 0.69 820
100 K,M 100kHz/0.25V 0.79 101
120 M 100kHz/0.25V 0.89 121
150 M 100kHz/0.25V 1.27 151
180 M 100kHz/0.25V 1.45 181
220 M 100kHz/0.25V 1.65 221
270 M 100kHz/0.25V 2.31 271
330 M 100kHz/0.25V 2.62 331
390 M 100kHz/0.25V 2.94 391
470 M 100kHz/0.25V 4.18 471
560 M 100kHz/0.25V 4.67 561
680 M 100kHz/0.25V 5.73 681
820 M 100kHz/0.25V 6.54 821
1000 M 100kHz/0.25V 9.44 102
1500 M 100kHz/0.25V 11.2 152
IDC(A)
2.27
1.52
1.33
1.20
1.07
0.96
0.91
0.77
0.76
0.68
0.61
0.57
0.50
0.49
0.43
0.39
0.35
0.32
0.28
0.26
0.24
0.19
Marking
※ □ specify the inductance tolerance,K(±10%),M(±20%),N(±30%)
※IDC : Based on inductance change (△L/Lo： ≦ drop 25%) @ambient Temperature : 25℃ and
Based on temperature rise (△T： 40℃ Typ.)
MAG.LAYERS
MSCDRI-73-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-73-SERIES
Page-3/8
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