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昆山瑪冀電子有限公司
High Current, Power Inductors
MPCA-0518-XXX-M Power Choke
Applications
• Voltage Regulator Module (VRM)
• Multi-phase regulators
• Point-of-load modules
• Smart phone POL modules
• SSD modules
Description
• Halogen Free
• 125°C maximum total temperature operation
• 5.7 x 5.4 x 1.8mm maximum surface mount package
• Powder iron core material
• Magnetically shielded, low EMI
• High current carrying capacity, Low core losses
• Frequency range up to 5MHz
• RoHS compliant
• Notebook regulators
• Battery power systems
• Graphics cards
• Data networking and storage systems
Environmental Data
•Storage temperature range: -55° to +125 °
C
C
•Operating temperature range: -55° to +125°
C
C
(ambient plus self-temperature rise)
•Solder reflow temperature: J-STD-020D
compliant
Description
MPCA-0518-1R0-M
Model
1.0μH
Inductance Value
Global Part Number
±20 %
Inductance Tolerance
M
P
C
A
0
5
1
8
1
R
0
M
ValueTol.
Product Series
Dimensions
Inductance
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昆山瑪冀電子有限公司
Inductance
Part No.
L0 (μH)
±20 %, 100 kHz, 1V
MPCA-0518-R47-M
MPCA-0518-R56-M
MPCA-0518-1R0-M
MPCA-0518-1R5-M
MPCA-0518-2R2-M
MPCA-0518-3R3-M
MPCA-0518-4R7-M
MPCA-0518-6R8-M
MPCA-0518-100-M
0.47
0.56
1.0
1.5
2.2
3.3
4.7
6.8
10.0
DC Resistance
DCR (mΩ)
TYP.
7.7
8.0
15.0
21.0
30.0
52.0
78.0
107.0
140.0
MAX.
9.0
10.0
17.0
26.0
35.0
58.0
85.0
120.0
155.0
Heating Rating Current
Idc (A)
TYP.
10.5
9.5
8.0
7.5
5.0
4.5
3.5
2.8
2.5
Saturation Current
Isat (A)
TYP.
15.5
15.0
9.0
9.0
6.5
5.0
4.0
3.4
3.0
Notes
1. All test data is referenced to 25 ° ambient
C
2. Operating temperature range - 55 ° to + 125 °
C
C
3.
Idc(A):DC current (A) that will cause an approximate ΔT of 40 °
(reference ambient temperature is 25
°
)
C
C
4. Isat(A):DC current (A) that will cause L0 to dropapproximately30 %
5. The part temperature (ambient + temp rise) should not exceed 125 ° under worst case operating conditions. Circuit
C
design, component placement, PWB trace size and thickness, airflow and other cooling provisions all affect the part
temperature. Part temperature should be verified in the end application.
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昆山瑪冀電子有限公司
•Dimensions-mm
Marking
The inductor is marked with a 3-digit code
Example - -1.0→1R0
Note：Using Ink for marking
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昆山瑪冀電子有限公司
Performance Graphs
Test Instruments
Wayne kerr 3260B/G LCR Meter
Wayne kerr 3265B Bias Current Source
Test Condition
Temperature: 26 ± 3℃
Humidity: < 70% RH
Frequency: 100 KHz, 1.0V
0.47
INDUCTANCE(μH)
0.376
0.282
0.188
0.094
0
0
2
MPCA-0518-R47-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
INDUCTANCE(μH)
TEMP RISE(℃)
80
60
40
20
0
0.56
0.448
0.336
0.224
0.112
0
0
2
4
MPCA-0518-R56-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
TEMP RISE(℃)
80
60
40
20
0
4
6
8 10 12 14 16 18 20
DC BIAS(Amps)
6
8 10 12 14 16 18 20
DC BIAS(Amps)
1
INDUCTANCE(μH)
0.8
0.6
0.4
0.2
0
0
2
MPCA-0518-1R0-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
INDUCTANCE(μH)
80
60
40
20
0
1.5
1.2
0.9
0.6
0.3
0
0
2
MPCA-0518-1R5-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
80
60
40
20
0
4
6
8
10
DC BIAS(Amps)
12
14
4
6
8 10
DC BIAS(Amps)
12
14
2.2
INDUCTANCE(μH)
1.76
1.32
0.88
0.44
0
0
1
2
MPCA-0518-2R2-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
INDUCTANCE(μH)
TEMP RISE(℃)
80
60
40
20
0
3.3
2.64
MPCA-0518-3R3-M
TEMP RISE(℃)
100
80
60
1.98
1.32
0.66
0
0
1
2
3
4
5
6
DC BIAS(Amps)
7
8
INDUCTANCE(μH)
40
20
0
3
4 5 6 7 8
DC BIAS(Amps)
9 10
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昆山瑪冀電子有限公司
4.7
INDUCTANCE(μH)
3.76
2.82
1.88
0.94
0
0
1
MPCA-0518-4R7-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
INDUCTANCE(μH)
80
60
40
20
0
6.8
5.44
4.08
2.72
1.36
0
MPCA-0518-6R8-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
80
60
40
20
0
2
3
4
DC BIAS(Amps)
5
6
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
DC BIAS(Amps)
10
INDUCTANCE(μH)
8
6
4
2
0
MPCA-0518-100-M
TEMP RISE(℃)
INDUCTANCE(μH)
100
TEMP RISE(℃)
80
60
40
20
0
0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5
DC BIAS(Amps)
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