Accetek
A
1MK Series
Ultra-low profile Multilayer Power Inductor
FEATURES
Multilayer construction with ultra-low profile
Suitable for applications with high currents up to 1.8A
High saturation current up to 1.6A
Magnetically shielded construction
Operating Temperature range from -40°C to +125°C (Including Self-heating)
260°C reflow peak temperature qualified
B
PART NUMBER SYSTEM
1MK
❶
2012
❷
-
100
❸
M
❹
F
❺
❶
1MK
Series
Series Code
❷
160805(1.6×0.8×0.5)
201210(2.0×1.25×0.9)
201612(2.0×1.6×1.1)
Dimension Code (L*W*H) (mm)
160809(1.6×0.8×0.9)
201214(2.0×1.25×1.25)
252010(2.5×2.0×0.9)
201206(2.0×1.25×0.5)
201610(2.0×1.6×0.9)
252012(2.5×2.0×1.1)
❸
e.g.
2R2
100
101
Inductance Code
Calculation
2.2μH
10×10
0
μH
= 10μH
10×10
1
μH
= 100μH
❹
M
❺
Inductance Tolerance
±20%
RoHS Compliant
C
DRAWINGS AND DIMENSIONS
Drawing
A
C
I
I
Schematic
1
B
D
J
H
Land Pattern
2
Case Size
1MK160805
1MK160809
1MK201206
1MK201210
1MK201214
1MK201610
1MK201612
1MK252010
1MK252012
Dimensions (mm)
A
1.6±0.15
1.6±0.15
2.0±0.2
2.0±0.2
2.0±0.2
2.0±0.2
2.0±0.2
2.5±0.2
2.5±0.2
B
0.8±0.15
0.8±0.15
1.25±0.2
1.25±0.2
1.25±0.2
1.6±0.2
1.6±0.2
2.0±0.2
2.0±0.2
C
0.5±0.05
0.8±0.15
0.5±0.1
0.9±0.1
1.25±0.1
0.9±0.1
1.1±0.1
0.9±0.1
1.1±0.1
D
0.3±0.2
0.3±0.2
0.5±0.3
0.5±0.3
0.5±0.3
0.5±0.3
0.5±0.3
0.5±0.3
0.5±0.3
H
ref.
1.0
1.0
1.45
1.45
1.45
1.8
1.8
2.2
2.2
I
ref.
0.55
0.55
0.7
0.7
0.7
0.8
0.8
0.8
0.8
J
ref.
0.7
0.7
0.8
0.8
0.8
0.8
0.8
1.2
1.2
Accetek Electronics (Shenzhen) Co., Ltd.
www.accetek.com
Ver.:1MK‐2014A
1
Accetek
D
SPECIFICATIONS
Inductance
Part Number
1MK160805-R22MF
1MK160805-R33MF
1MK160805-R47MF
1MK160805-R68MF
1MK160805-1R0MF
1MK160809-R22MF
1MK160809-R33MF
1MK160809-R47MF
1MK160809-R68MF
1MK160809-1R0MF
1MK160809-1R5MF
1MK160809-2R2MF
1MK201206-R47MF
1MK201206-1R0MF
1MK201206-1R5MF
1MK201206-2R2MF
1MK201210-R47MF
1MK201210-1R0MF
1MK201210-1R5MF
1MK201210-2R2MF
1MK201210-3R3MF
1MK201210-4R7MF
1MK201214-4R7MF
1MK201214-6R8MF
1MK201214-100MF
1MK201610-R47MF
1MK201610-1R0MF
1MK201610-1R5MF
1MK201610-2R2MF
1MK201610-3R3MF
1MK201610-4R7MF
1MK201612-6R8MF
1MK201612-100MF
1MK252010-R47MF
1MK252010-1R0MF
1MK252010-1R5MF
1MK252010-2R2MF
1MK252010-3R3MF
1MK252010-4R7MF
1MK252010-6R8MF
1MK252010-100MF
1MK252012-1R0MF
1MK252012-2R2MF
1MK252012-3R3MF
1MK252012-4R7MF
1MK252012-6R8MF
1MK252012-100MF
1.
2.
3.
4.
5.
μH
0.22
0.33
0.47
0.68
1.0
0.22
0.33
0.47
0.68
1.0
1.5
2.2
0.47
1
1.5
2.2
0.47
1
1.5
2.2
3.3
4.7
4.7
6.8
10
0.47
1
1.5
2.2
3.6
4.7
6.8
10
0.47
1
1.5
2.2
3.3
4.7
6.8
10
1
2.2
3.3
4.7
6.8
10
Tolerance
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
Typ.(Ω)
0.120
0.160
0.180
0.220
0.320
0.100
0.130
0.150
0.180
0.200
0.230
0.300
0.120
0.190
0.260
0.320
0.080
0.110
0.160
0.200
0.200
0.250
0.400
0.300
0.300
0.080
0.090
0.110
0.110
0.120
0.140
0.170
0.250
0.040
0.060
0.070
0.200
0.250
0.380
0.450
0.500
0.085
0.250
0.250
0.400
0.500
0.500
DCR
Max.(Ω)
0.150
0.200
0.225
0.275
0.400
0.125
0.162
0.187
0.225
0.250
0.285
0.375
0.150
0.237
0.325
0.400
0.100
0.137
0.200
0.250
0.250
0.312
0.500
0.375
0.375
0.100
0.112
0.137
0.137
0.150
0.175
0.212
0.312
0.050
0.075
0.087
0.250
0.312
0.475
0.562
0.625
0.106
0.312
0.312
0.500
0.625
0.625
1MK Series
Ultra-low profile Multilayer Power Inductor
SRF
min
Irms(A)
1.20
1.10
1.15
0.90
0.80
1.25
1.20
1.10
1.15
1.00
0.90
0.85
1.10
0.80
0.70
0.60
1.50
1.30
1.10
0.90
0.90
0.80
0.75
1.00
1.00
1.50
1.40
1.20
1.20
1.20
1.10
1.20
1.10
1.80
1.60
1.50
1.20
1.10
0.90
0.75
0.70
2.10
1.10
1.10
0.90
0.80
0.80
Isat(A)
1.45
1.35
1.05
0.80
0.70
1.60
1.50
1.20
1.10
0.80
0.50
0.30
1.30
0.70
0.50
0.35
1.20
1.15
0.80
0.60
0.35
0.28
0.63
0.25
0.13
1.60
1.20
0.70
0.50
0.33
0.22
0.22
0.20
1.50
1.40
1.20
1.50
1.20
0.75
0.35
0.25
2.10
1.60
1.25
0.80
0.75
0.50
MHz
180
140
120
100
90
200
190
180
160
125
100
80
80
40
35
30
100
60
50
40
30
30
20
45
35
100
70
60
50
40
30
40
35
105
70
65
60
55
35
30
25
85
50
50
35
30
25
Inductance measured @ 1MHz at 25°C temperature.
DCR measured @ 25°C.
Irms: DC current for an approximate 40°C rise from 20°C ambient temperature.
Isat: DC Current for approximate 30% roll off at 25°C.
Specifications subject to change without notice please check our website for latest information.
Accetek Electronics (Shenzhen) Co., Ltd.
www.accetek.com
Ver.:1MK‐2014A
2
Accetek
E
TAPE AND REEL SPECIFICATIONS
1MK Series
Ultra-low profile Multilayer Power Inductor
D
P
P
0
P
1
T
H
A C
B
W
E
T
Paper
Plastic
Case Size
1MK160805
1MK160809
1MK201206
1MK201210
1MK201214
1MK201610
1MK201612
1MK252010
1MK252012
Carrier
Paper
Paper
Paper
Plastic
Plastic
Plastic
Plastic
Plastic
Plastic
Parts per Reel
5000
4000
5000
3000
3000
3000
3000
3000
3000
Reel Dimensions(REF)
A
178
178
178
178
178
178
178
178
178
B
58
58
58
58
58
58
58
58
58
C
13
13
13
13
13
13
13
13
13
D
13
13
13
13
13
13
13
13
13
E
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
9.0
W
8
8
8
8
8
8
8
8
8
Tape Dimensions(REF)
P
4
4
4
4
4
4
4
4
4
P
0
4
4
4
4
4
4
4
4
4
P1
2
2
2
2
2
2
2
2
2
T
max
0.7
1.1
0.8
0.3
0.3
0.3
0.3
0.3
0.3
H
/
/
/
1.45
1.80
1.45
1.60
1.45
1.60
F
RECOMMENDED SOLDER REFLOW PROFILE
Profile Feature
Average ramp-up rate
(Tsmax to Tp)
Preheat
Temperature Min (Ts
min
)
Temperature Max (Ts
max
)
Time (Ts
min
to Ts
max
)(ts)
Time maintained above:
Temperature (T
L
)
Time (t
L
)
Peak Temperature (Tp)
Time within 5 C of actual Peak
Temperature (tp)
2
Ramp-down Rate
Time 25
°
C to Peak Temperature
°
Recommended Conditions
3
°
C/second max.
100
°
C
150
°
C
60-180 seconds
217
°
C
60-150 seconds
See Table2
20-40 seconds
6
°
C/second max.
8 minutes max
Table 1
Package
Thickness
< 1.6mm
1.6mm - 2.5mm
>2.5mm
Volume mm
3
<350
260 C
260
°
C
250
°
C
Table 2
Accetek Electronics (Shenzhen) Co., Ltd.
www.accetek.com
Ver.:1MK‐2014A
°
Volume mm
3
350 - 2000
260 C
250
°
C
245
°
C
°
Volume mm
3
>2000
260 C
245
°
C
245
°
C
°
1. The above profiles are based on IPC/JEDEC J-STD-020C.
2. Exceeding these conditions may cause lowered product
reliability.
3
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