SCOPE：
This specification applies to the Pb Free Ceramic Chip Inductors
for MWCS-201212-SERIES
PRODUCT INDENTIFICATION
MWCS - 201212 - 22N J
①
②
③ ④
①
Product Code
②
Dimensions Code
③
Inductance Code
④
Tolerance Code
(1) SHAPES AND DIMENSIONS(mm)
A: 2.35
B: 1.73
C: 1.52
D: 0.71
E: 0.51
F: 1.02
G: 1.27
Max.
Max.
Max.
Typ.
Typ.
Typ.
Typ.
(2) ELECTRICAL SPECIFICATIONS
SEE TABLE 1
TEST INSTRUMENTS
L,Q : HP 4291B IMPEDANCE ANALYZER (or equivalent)
SRF : ENA E5071B NETWORK ANALYZER (or equivalent)
RDC : CHROMA MODEL 16502 MILLIOHMMETER (or equivalent)
(3) CHARACTERISTICS
(3)-1 Operate temperature range ......
－40℃½＋125℃
(Including self temp. rise)
(3)-2 Storage temperature range ......
－40℃½＋125℃
MAG.LAYERS
MWCS-201212-SERIES
Page 1/7
TABLE 1
MAGLAYERS
PT/NO.
MWCS-201212-2N7□
MWCS-201212-2N8□
MWCS-201212-3N0□
MWCS-201212-3N3□
MWCS-201212-5N6□
MWCS-201212-6N8□
MWCS-201212-7N5□
MWCS-201212-8N2□
MWCS-201212-10N□
MWCS-201212-12N□
MWCS-201212-15N□
MWCS-201212-18N□
MWCS-201212-22N□
MWCS-201212-24N□
MWCS-201212-27N□
MWCS-201212-33N□
MWCS-201212-36N□
MWCS-201212-39N□
MWCS-201212-43N□
MWCS-201212-47N□
MWCS-201212-56N□
MWCS-201212-68N□
MWCS-201212-82N□
MWCS-201212-91N□
MWCS-201212-R10□
MWCS-201212-R11□
MWCS-201212-R12□
MWCS-201212-R15□
MWCS-201212-R18□
MWCS-201212-R20□
MWCS-201212-R22□
MWCS-201212-R24□
MWCS-201212-R24□
MWCS-201212-R27□
MWCS-201212-R30□
MWCS-201212-R33□
MWCS-201212-R39□
MWCS-201212-R47□
MWCS-201212-R51□
MWCS-201212-R56□
MWCS-201212-R62□
MWCS-201212-R68□
MWCS-201212-R82□
MWCS-201212-1R0□
MWCS-201212-1R2□
MWCS-201212-1R8□
MWCS-201212-3R3□
MWCS-201212-4R7□
Inductance
L(nH)
2.7
2.8
3.0
3.3
5.6
6.8
7.5
8.2
10
12
15
18
22
24
27
33
36
39
43
47
56
68
82
91
100
110
120
150
180
200
220
240
250
270
300
330
390
470
510
560
620
680
820
1,000
1,200
1,800
3,300
4,700
Percent
Tolerance
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
G,J,K
J,K
G,J,K
G,J,K
G,J,K
L/Q Freq.
(MHz)
250/1500
250/1500
250/1500
250/1500
250/1000
250/1000
250/1000
250/1000
250/500
250/500
250/500
250/500
250/500
250/500
250/500
250/500
250/500
250/500
200/500
200/500
200/500
200/500
150/500
150/500
150/500
150/250
150/250
100/250
100/250
100/250
100/250
100/250
100/250
100/250
100/250
100/250
100/250
50/100
25/50
25/50
25/50
25/50
25/50
25/50
7.9/25
7.9/7.9
7.9/7.9
7.9/7.9
Quality
Min.
50
80
65
50
65
50
50
50
60
50
50
50
55
50
55
60
55
60
60
60
60
60
65
65
65
50
50
50
50
50
50
44
45
48
25
48
48
33
23
23
23
23
23
20
18
16
15
15
SRF
(MHz)Min.
7900
7900
7900
7900
5500
5500
4500
4700
4200
4000
3400
3300
2600
2000
2500
2050
1700
2000
1650
1650
1550
1450
1300
1200
1200
1000
1100
920
870
860
850
690
660
650
450
600
560
450
340
340
220
188
215
100
100
80
40
40
DCR
(Ω) Max.
0.060
0.060
0.060
0.080
0.080
0.110
0.140
0.120
0.100
0.150
0.170
0.200
0.220
0.220
0.250
0.270
0.270
0.290
0.340
0.310
0.340
0.380
0.420
0.480
0.460
0.480
0.510
0.560
0.640
0.680
0.700
1.000
1.200
1.000
1.400
1.400
1.500
1.760
1.900
1.900
2.200
2.200
2.350
2.500
2.500
2.500
4.400
6.400
Irms
(mA) Max.
800
800
800
600
600
600
600
600
600
600
600
600
500
500
500
500
500
500
500
500
500
500
400
400
400
400
400
400
400
400
400
350
350
350
310
310
290
250
230
230
210
190
180
170
170
170
90
90
1st Code
Color
Coding
Yellow
Gray
White
Black
Orange
Brown
Green
Red
Blue
Orange
Yellow
Green
Blue
Gray
Violet
Gray
Orange
White
Yellow
Black
Brown
Red
Orange
Black
Yellow
Brown
Green
Blue
Violet
Red
Gray
Red
Yellow
White
Orange
Black
Brown
Violet
Gray
Orange
Yellow
Green
Blue
Gray
White
Orange
Red
Yellow
※
1. Please specify the inductance tolerance, G(±2%),J(±5%),K(±10%)
2. Irms for a 15℃ temperature rise from 25℃ ambient with current
3. Color coding is not necessarily same position,
and Color coding non-directional printing.
COLOR CODING
MAG.LAYERS
MWCS-201212-SERIES
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(4) RELIABILITY TEST METHOD
MECHANICAL
TEST ITEM
Solder ability
SPECIFICATION
The electrodes shall be at least 90% covered
with new solder coating
Refer to J-STD-002
Pre-heating: 150℃, 1min
Solder Composition: Sn/Ag3.0/Cu0.5(Pb-Free)
Solder Temperature: 245±5℃(Pb-Free)
Immersion Time: 4±1sec
Resistance to
Soldering heat
(reflow soldering)
There shall be no damage or problems.
Inductance change shall be within ±10%.
Q change:within±30% of initial value
Refer to MIL-STD-202 Method 210
Temperature profile of reflow soldering
TEST DETAILS
The specimen shall be passed through the reflow oven
with the condition shown in the above profile for 1 time.
The specimen shall be stored at standard atmospheric
eric conditions for 1 hour, after which the measurement
shall be made.
Terminal strength
The terminal electrode and the ferrite must
not damaged.
Refer to AEC-Q200-006
Test device shall be soldered on the substrate
Force 0.5lbs for 60±1 seconds for 0201 series
Force 1lbs for 60±1 seconds for 0402 series
Force 2lbs for 60±1 seconds for 0603 series
Force 1.8Kg for 60±1 seconds for the other series.
Board Flex
The terminal electrode and the ferrite must
not damaged.
Refer to AEC-Q200-005
Test device shall be soldered on the substrate
Substrate Dimension: 100x40x1.6mm
Deflection: 2.0mm
Keeping Time: 60sec
High
temperature
resistance
(Storage)
Appearance:No damage (for microscope
of CASTOR MZ-420X)Inductance change shall
Inductance change shall be within ±10%.
Q change:within±30% of initial value
Refer to MIL-STD-202 Method 108
Temperature: 125±3℃ / Relative Humidity: 0%
Time: 100hrs
Measured after exposure in the room condition for 24hrs
Biased Humidity
Appearance:No damage (for microscope
of CASTOR MZ-420X)Inductance change shall
Inductance change shall be within ±10%.
Q change:within±30% of initial value
Refer to MIL-STD-202 Method 103
Temperature: 85±2℃
Relative Humidity:85% / Time: 100hrs
Measured after exposure in the room condition for 24hrs
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MWCS-201212-SERIES
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(4) RELIABILITY TEST METHOD
MECHANICAL
TEST ITEM
Thermal shock
SPECIFICATION
Appearance:No damage (for microscope
TEST DETAILS
Refer to JESD Method JA-104
of CASTOR MZ-420X)Inductance change shall Total cycles: 100 cycles
Inductance change shall be within ±10%.
Q change:within±30% of initial value
Temperature Cycling Test Conditions : -40 to +125
℃
-40
℃
Soak Mode Condition : 30 minutes
125
℃
Soak Mode Condition : 30 minutes
Measured after exposure in the room condition for 24hrs
Low
temperature
storage
There shall be no damage or problems.
Inductance change shall be within ±10%.
Q change:within±30% of initial value
After the samples shall be soldered onto the test
circuit board,the test shall be done.
Measurement : After placing for 24 hours min.
Temperature : -40±2℃
Testing time : 100 hours
Vibration
There shall be no damage or problems.
Inductance change shall be within ±10%.
Q change:within±30% of initial value
Refer MIL-STD-202 Method 204
Vibration waveform: Sine waveform
Vibration frequency: 10Hz~2000Hz
Vibration acceleration: 5g
Sweep rate: 0.764386otcave/minute
Duration of test: 12 cycles each of 3 orientations,
20 minutes for each cycle
Vibration axes: X, Y & Z
Resistance to Solvent There must be no change in
appearance or obliteration of
marking
Refer to MIL-STD-202 Method 215
Inductors must withstand 6 mimutes of alcohol or water.
Operational Life
No apparent damage
Inductance change shall be within ±10%.
Refer to MIL-STD-202 Method 108
Temperature: 125±3℃
Applied Current : Rated Current
Time: 100hrs
Measured after exposure in the room condition for 24hrs
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MWCS-201212-SERIES
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(5) RECOMMENDED SOLDERING CONDITIONS
(Please use this product by reflow soldering)
(5)-1 RECOMMENDED FOOTPRINT
Unit: mm
1.02
0.76
1.02
(5)-2 RECOMMENED REFLOW PATTERN
Lead-Free(LF)
Item
Temp. scope
Time result
Ramp-up
R.T.~150℃
_
Pre-heating
150℃~200℃
60~180 Sec.
Reflow
225℃
20~60 Sec.
Peak Temp.
260±5℃
5~10 Sec.
1.78
Refer to J-STD-020C
Cooling
Peak Temp.~150℃
_
NOTE:
1. Re-flow possibile times:with in 2 times
2. Nitrogen adopted is recommended while in re-flow
MAG.LAYERS
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