LQG18HN3N9S00D Murata Electronics Inductor (Other) In Stock
The LQG18HN3N9S00D is a Murata multilayer chip RF inductor with 3.9 nH nominal inductance and ±0.3 nH tolerance in a compact 0603 (1608) package, featuring an air core and 0.15 Ohm DC resistance for low-loss high-frequency circuits. It is optimized for RF matching and filtering applications. Available in stock worldwide with competitive pricing.
- Manufacturer
- Murata Electronics
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- LQG18HN3N9S00D Datasheet PDF
- Category
- Inductor
- Price
- From $0.0524(MOQ 10)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LQG18HN3N9S00D?
- 3.9 nH air-core multilayer construction provides stable inductance at RF frequencies up to several GHz with minimal core saturation effects
- Tight ±0.3 nH tolerance enables precise impedance matching in RF front-end circuits such as antenna networks and LNA input matching at 2.4 GHz and 5 GHz bands
- Ultra-compact 0603 (1608 metric) package with 0.15 Ohm DC resistance minimizes PCB footprint and insertion loss in space-constrained wireless module designs
What is LQG18HN3N9S00D used for?
The LQG18HN3N9S00D is designed for RF impedance matching networks, low-pass filter stages, and bias chokes in Bluetooth, Wi-Fi, and other wireless communication modules operating in the 2.4 GHz and 5 GHz ISM bands. Its air-core multilayer construction eliminates core saturation effects, making it suitable for high-linearity RF signal paths where even small non-linearities would degrade receiver sensitivity or transmit EVM. Engineers also deploy it in antenna tuning circuits, balun networks, and VCO tank circuits in IoT sensor nodes and wearable wireless devices where 0603 package size and sub-nH accuracy are essential.
What are the specifications of LQG18HN3N9S00D?
| Pbfree Code | Yes |
| Factory Lead Time | 9Weeks |
| YTEOL | 7 |
| Case/Size Code | 1608/0603 |
| Construction | Multilayer Chip |
| Core Material | AIR |
| DC Resistance | 0.15Ω |
| Inductance-Nom (L) | 0.0039 µH |
| Inductor Application | RF INDUCTOR |
| Inductor Type | GENERAL PURPOSE INDUCTOR |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Package Height | 0.8mm |
| Package Length | 1.6mm |
| Package Style | SMT |
| Package Width | 0.8mm |
| Packing Method | TR, PAPER, 7 INCH |
| Quality Factor-Min (at L-nom) | 12 |
| Rated Current-Max | 0.9A |
| Self Resonance Frequency | 6000MHz |
| Shape/Size Description | RECTANGULAR PACKAGE |
| Shielded | NO |
| Special Feature | INDUCTANCE MEASURED AT 0.3 NANO HENRY |
| Surface Mount | Reflow soldering |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Placement | DUAL ENDED |
| Terminal Shape | WRAPAROUND |
| Test Frequency | 100MHz |
| Tolerance | 7.6923% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8504.50.80.00 |
| Country of Origin | Japan |
Where can I find the LQG18HN3N9S00D datasheet?
LQG18HN3N9S00D Datasheet DownloadOfficial datasheet from Murata Electronics
What are equivalent replacements for LQG18HN3N9S00D?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What inductance value and tolerance does the LQG18HN3N9S00D offer for RF impedance matching?
The LQG18HN3N9S00D provides a nominal inductance of 3.9 nH with a tight tolerance of ±0.3 nH. This precision is essential for RF impedance matching networks at 2.4 GHz and 5 GHz where a shift of even 0.5 nH in an antenna match inductor can increase return loss by 2 dB to 3 dB and reduce radiated efficiency, directly impacting wireless link budget and communication range.
How does the air-core construction of the LQG18HN3N9S00D benefit high-linearity RF signal paths?
The air-core multilayer construction of the LQG18HN3N9S00D eliminates magnetic core saturation, which means inductance remains stable regardless of the RF signal amplitude, unlike ferrite-core inductors where saturation at high signal levels causes inductance droop and harmonic distortion. This linearity is critical in LNA input matching networks and PA output filters operating at signal levels from -100 dBm to +20 dBm where non-linear core effects would increase third-order intermodulation distortion beyond acceptable limits.
What DC resistance does the LQG18HN3N9S00D have, and how does it affect insertion loss in RF filter designs?
The LQG18HN3N9S00D has a DC resistance of 0.15 Ohm, which at 3.9 nH represents a Q factor typically exceeding 20 at 2.4 GHz. Low DC resistance directly reduces insertion loss in LC filter and matching network designs, keeping signal loss below 0.5 dB in a single-section low-pass filter stage, which is important for maintaining the sensitivity and output power specifications of Wi-Fi and Bluetooth transceivers in IoT and wearable products.
Is the LQG18HN3N9S00D suitable for 5 GHz Wi-Fi antenna matching, and what package should the PCB layout reserve?
Yes, the LQG18HN3N9S00D is well-suited for 5 GHz Wi-Fi antenna matching networks because its air-core 3.9 nH inductance maintains resonance accuracy in the 5.15 GHz to 5.85 GHz band without core loss degradation. The 0603 (1608 metric) package requires a PCB land pattern of approximately 1.6 mm x 0.8 mm, and a keep-out clearance of at least 0.3 mm from adjacent metal features is recommended to minimize parasitic coupling that could shift the resonant frequency of the antenna matching network by more than ±50 MHz.
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About Murata Electronics
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $0.1330 | $1.33 |
| 100+ | $0.1091 | $10.91 |
| 500+ | $0.1090 | $54.50 |
| 1000+ | $0.0897 | $89.70 |
| 2500+ | $0.0579 | $144.75 |
| 4000+ | $0.0524 | $209.60 |
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