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LQW15AN3N3C10D
Murata Electronics
FIXED IND 3.3NH 900MA 0.04OHM SM
150490 Pcs New Original In Stock
3.3 nH Unshielded Drum Core, Wirewound Inductor 900 mA 40mOhm Max 0402 (1005 Metric)
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5.0 / 5.0
- (291 Ratings)
LQW15AN3N3C10D
Product Overview
10228222
DiGi Electronics Part Number
LQW15AN3N3C10D-DGManufacturer
Murata Electronics
LQW15AN3N3C10D
Description
FIXED IND 3.3NH 900MA 0.04OHM SMInventory
150490 Pcs New Original In Stock
3.3 nH Unshielded Drum Core, Wirewound Inductor 900 mA 40mOhm Max 0402 (1005 Metric)
Quantity
Minimum 1
Minimum 1
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LQW15AN3N3C10D Technical Specifications
Category
Fixed Inductors
Packaging
Tape & Reel (TR)
Series
LQW15
Product Status
Active
Type
Drum Core, Wirewound
Material - Core
Non-Magnetic
Inductance
3.3 nH
Tolerance
±0.2nH
Current Rating (Amps)
900 mA
Current - Saturation (Isat)
-
Shielding
Unshielded
DC Resistance (DCR)
40mOhm Max
Q @ Freq
30 @ 250MHz
Frequency - Self Resonant
12GHz
Ratings
-
Operating Temperature
-55°C ~ 125°C
Inductance Frequency - Test
100 MHz
Features
-
Mounting Type
Surface Mount
Package / Case
0402 (1005 Metric)
Supplier Device Package
-
Size / Dimension
0.039" L x 0.024" W (1.00mm x 0.60mm)
Height - Seated (Max)
0.024" (0.60mm)
Base Product Number
LQW15AN
Datasheet & Documents
Design Resources
LQW15AN3N3C10D SimSurfing Design Tool
HTML Datasheet
LQW15AN3N3C10D-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8504.50.8000
Additional Information
Other Names
490-LQW15AN3N3C10DTR
490-LQW15AN3N3C10DCT
490-LQW15AN3N3C10DDKR
Standard Package
10,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
DiGi Electronics的專業服務讓合作過程變得非常順暢，值得推薦。
грудня 02, 2025
Die schnelle Lieferung ist beeindruckend und zeigt das professionelle Engagement des Unternehmens.
грудня 02, 2025
The packaging design was both functional and stylish—an excellent representation of DiGi Electronics' brand ethos.
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Frequently Asked Questions (FAQ)
Can the LQW15AN3N3C10D inductor be safely used as a drop-in replacement for a shielded inductor like the Murata LQW15AN3N3S10D in a high-density RF front-end design?
No, the LQW15AN3N3C10D is unshielded and should not be used as a direct replacement for the shielded LQW15AN3N3S10D in high-density or noise-sensitive RF circuits. The absence of shielding increases the risk of magnetic coupling with nearby components, potentially causing signal integrity issues or unintended oscillations. While both share the same inductance (3.3 nH) and package size, the unshielded construction of the LQW15AN3N3C10D makes it unsuitable in layouts where EMI control is critical. Always verify board-level emissions and perform near-field probing if substituting in existing shielded designs.
What are the risks of using the LQW15AN3N3C10D in a 5G mmWave power amplifier matching network operating near 28 GHz?
Although the LQW15AN3N3C10D has a self-resonant frequency (SRF) of 12 GHz, using it at 28 GHz places it well beyond its effective operating range, where parasitic capacitance dominates and inductive behavior degrades. This can lead to impedance mismatch, reduced PA efficiency, and potential instability. For mmWave applications, consider inductors specifically rated for >30 GHz SRF, such as the Murata LQW18AN series. The LQW15AN3N3C10D is better suited for sub-6 GHz designs where its SRF provides sufficient margin above the operating frequency.
How does the LQW15AN3N3C10D compare to the TDK MLG0402Q3N3S in terms of current handling and thermal performance in a compact DC-DC converter layout?
The LQW15AN3N3C10D supports 900 mA RMS current with a 40 mΩ max DCR, while the TDK MLG0402Q3N3S is rated for only 350 mA with a higher DCR of 90 mΩ. This gives the LQW15AN3N3C10D a significant advantage in power density and thermal dissipation for compact converters. However, the TDK part is multilayer ceramic and fully shielded, offering better EMI containment. If your design prioritizes low loss and high current in a small footprint without tight EMI constraints, the LQW15AN3N3C10D is superior—but ensure adequate spacing to avoid coupling in mixed-signal areas.
Is the LQW15AN3N3C10D suitable for automotive-grade applications requiring AEC-Q200 compliance, and what derating should be applied at elevated temperatures?
The LQW15AN3N3C10D is not AEC-Q200 qualified, despite its wide operating temperature range of -55°C to 125°C. It lacks formal automotive reliability testing, including thermal shock, mechanical shock, and humidity resistance per AEC standards. For automotive use, consider the AEC-Q200-compliant LQW15AN3N3J10D instead. If used in non-safety-critical automotive subsystems, apply aggressive derating: reduce the 900 mA current rating by at least 30% at 105°C ambient and ensure PCB thermal vias are used to mitigate localized heating due to its low-profile 0.60 mm height.
Can I parallel two LQW15AN3N3C10D inductors to increase current handling in a high-efficiency RF matching network, and what layout precautions are needed?
Paralleling two LQW15AN3N3C10D inductors is not recommended due to their unshielded drum-core construction, which increases mutual inductance and risk of magnetic coupling between adjacent units. This can lead to uneven current sharing, reduced effective inductance, and potential resonance shifts. If higher current is needed, select a single inductor with higher Isat, such as the LQW18AN3N3C10D in 0603 package. If paralleling is unavoidable, space the devices at least 3x their body length apart (≥3 mm), orient windings perpendicularly, and validate performance with network analyzer measurements to detect coupling artifacts.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
LQW15AN3N3C10D CAD Models
Murata Electronics LQW15AN3N3C10D PCB symbols & footprints
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