Mag Layers MNR-8040 User Manual
Ⅰ
. SCOPE
(1) SHAPES AND DIMENSIONS
A: 8.0±0.2
B: 8.0±0.2
C: 4.2 Max.
4.0 Max.
D: 2.0 Typ.
E: 4.0 Typ.
(2) ELECTRICAL SPECIFICATIONS
(3) CHARACTERISTICS
：
This specification applies to the Pb Free high current type SMD inductors for
MNR-8040-SERIES
PRODUCT INDENTIFICATION
MNR - 8040 - 100 M
① ② ③ ④
① Product Code
② Dimensions Code
③ Inductance Code
④ Tolerance Code
mm
mm
mm (L:R90~6R8)
mm (L:100~101)
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℃
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TABLE 1
MAGLAYERS
PT/NO.
MNR-8040-R90□
Inductance Percent Test Resistance Rated DC Current
L(μH) Tolerance Frequency RDC(Ω) Max.
0.9 N 100kHz/0.25V 7.80m R90
IDC(A)
7.80
Marking
MNR-8040-1R4□
MNR-8040-2R0□
MNR-8040-3R6□
MNR-8040-4R7□
MNR-8040-6R8□
MNR-8040-100□
MNR-8040-150□
MNR-8040-220□
MNR-8040-330□
MNR-8040-470□
MNR-8040-680□
MNR-8040-101□
※ □ specify the inductance tolerance,M(±20%),N(±30%)
※IDC : Based on inductance change (△L/Lo：drop 30% Max.) @Ambient Temperature : 25℃ and
Based on temperature rise (△T： 40℃ Max.)
1.4 N 100kHz/0.25V 9.10m 1R4
2.0 N 100kHz/0.25V 11.7m 2R0
3.6 N 100kHz/0.25V 19.5m 3R6
4.7 N 100kHz/0.25V 23.4m 4R7
6.8 N 100kHz/0.25V 32.5m 6R8
10 M,N 100kHz/0.25V 44.2m 100
15 M,N 100kHz/0.25V 65.0m 150
22 M,N 100kHz/0.25V 85.8m 220
33 M,N 100kHz/0.25V 0.130 330
47 M,N 100kHz/0.25V 0.195 470
68 M,N 100kHz/0.25V 0.299 680
100 M,N 100kHz/0.25V 0.377 101
7.00
6.30
4.90
4.10
3.70
3.10
2.40
2.20
1.70
1.40
1.10
1.00
MAG.LAYERS
MNR-8040-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.
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