LQH43MN3R9M03L Murata Electronics North America, LQH43MN3R9M03L Datasheet - Page 3

• Manufacturer Part Number: LQH43MN3R9M03L
• Description: INDUCTOR 3.9UH 20% 500MA 1812
• Manufacturer: Murata Electronics North America
• Series: LQH43Mr

Specifications of LQH43MN3R9M03L

• Inductance: 3.9µH
• Current: 500mA
• Tolerance: ±20%
• Dc Resistance (dcr): 380 mOhm Max
• Q @ Freq: 20 @ 1MHz
• Self Resonant Freq: 41MHz
• Package / Case: 1812 (4532 Metric)
• Mounting Type: Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Frequency - Test: 1MHz
• Applications: General Purpose
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Shielding: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Other names: 490-2525-2

I Q-Frequency Characteristics (Typ.)
I !Caution/Notice
! Note:
1. This datasheet is downloaded from the website of Murata Manufacturing co., ltd. Therefore, it’s specifications are subject to change or our
2. This datasheet has only typical specifications because there is no space for detailed specifications. Therefore, please approve our product
LQH43NN182J03p
LQH43NN182K03p
LQH43NN222J03p
LQH43NN222K03p
Class of Magnetic Shield: No magnetic shield
o
!Caution (Rating)
products in it may be discontinued without advance notice. Please check with our sales representatives or product engineers before ordering.
specifications or transact the approval sheet for product specifications before ordering.
Continued from the preceding page.
This data sheet is applied for CHIP INDUCTORS (CHIP COILS) used for General Electronics equipment for your design.
Do not use products beyond the rated current as
this may create excessive heat.
Part Number
100
80
60
40
20
0
0.1
1800µH±10%
2200µH±10%
1800µH±5%
2200µH±5%
Inductance
Frequency (MHz)
1
1000µH
Test Frequency
1kHz
1kHz
1kHz
1kHz
Operating Temperature Range: -40°C to +85°C
100µH
10µH
Rated Current
35mA
35mA
30mA
30mA
10
http://www.murata.com/
Data Sheet
Max. of DC resistance Q (min.) Test Frequency
Inductors (Coils) > Chip Inductor (Chip Coil) > for General Use Wire Wound Type
45.0ohm
45.0ohm
50.0ohm
50.0ohm
I Inductance-Current Characteristics (Typ.)
Notice
Solderability of Tin plating termination chip might be
deteriorated when low temperature soldering profile
where peak solder temperature is below the Tin melting
point is used. Please confirm the solderability of Tin
plating termination chip before use.
10000
1000
100
10
1
1
40
40
40
40
252kHz
252kHz
252kHz
252kHz
10
2200µH
1000µH
390µH
100µH
39µH
10µH
Current (mA)
Self Resonance Frequency (min.)
100
1.5MHz
1.5MHz
1.3MHz
1.3MHz
1000
2010.9.9
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