:
(1) SHAPES AND DIMENSIONS
(2) ELECTRICAL SPECIFICATIONS
This specification applies to the Pb Free high current type SMD inductors for
MSCDRI-73F-SERIES
PRODUCT INDENTIFICATION
MSCDRI - 73F - 100 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: 3.20±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)-3 Storage temperature range ...... -40℃~+125℃
MAG.LAYERS
MSCDRI-73F-SERIES Page 1/8
MAGLAYERS
PT/NO. IDC(A)
MSCDRI-73F-1R5□
Inductance Percent Test Resistance Rated DC Current
L(μH) Tolerance Frequency
1.5 M,N 100kHz/0.5V 18m 1R5
RDC(Ω)±20%
Marking
3.40
MSCDRI-73F-3R3□
MSCDRI-73F-4R7□
MSCDRI-73F-6R8□
MSCDRI-73F-100□
MSCDRI-73F-150□
MSCDRI-73F-220□
MSCDRI-73F-330□
MSCDRI-73F-470□
MSCDRI-73F-680□
MSCDRI-73F-101□
MSCDRI-73F-151□
MSCDRI-73F-221□
MSCDRI-73F-331□
MSCDRI-73F-471□
MSCDRI-73F-681□
MSCDRI-73F-102□
3.3 M,N 100kHz/0.5V 23m 3R3
4.7 M,N 100kHz/0.5V 36m 4R7
6.8 M,N 100kHz/0.5V 41m 6R8
10 M,N 100kHz/0.5V 53m 100
15 M,N 100kHz/0.5V 75m 150
22 M,N 100kHz/0.5V 0.11 220
33 M,N 100kHz/0.5V 0.16 330
47 M,N 100kHz/0.5V 0.24 470
68 M,N 100kHz/0.5V 0.31 680
100 K,M 100kHz/0.5V 0.45 101
150 K,M 100kHz/0.5V 0.65 151
220 K,M 100kHz/0.5V 1.05 221
330 K,M 100kHz/0.5V 1.67 331
470 K,M 100kHz/0.5V 2.05 471
680 K,M 100kHz/0.5V 3.15 681
1000 K,M 100kHz/0.5V 4.78 102
1.90
1.70
1.60
1.40
1.10
0.96
0.75
0.67
0.59
0.45
0.37
0.29
0.22
0.20
0.16
0.13
※ □ specify the inductance tolerance,K(±10%),M(±20%),N(±30%)
※IDC : Based on inductance change (△L/Lo: ≦ drop 15%) @ ambient temp. 25℃ and
Based on temperature rise (△T: 25℃ TYP.)
MAG.LAYERS
MSCDRI-73F-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-73F-SERIES
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