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MLG1005S11NJT000
TDK Corporation
FIXED IND 11NH 400MA 400MOHM SMD
105444 Pcs New Original In Stock
11 nH Unshielded Multilayer Inductor 400 mA 400mOhm Max 0402 (1005 Metric)
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5.0 / 5.0
- (375 Ratings)
MLG1005S11NJT000
Product Overview
6648789
DiGi Electronics Part Number
MLG1005S11NJT000-DGManufacturer
TDK Corporation
MLG1005S11NJT000
Description
FIXED IND 11NH 400MA 400MOHM SMDInventory
105444 Pcs New Original In Stock
11 nH Unshielded Multilayer Inductor 400 mA 400mOhm Max 0402 (1005 Metric)
Quantity
Minimum 1
Minimum 1
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MLG1005S11NJT000 Technical Specifications
Category
Fixed Inductors
Packaging
Tape & Reel (TR)
Series
MLG
Product Status
Active
Type
Multilayer
Material - Core
Ceramic, Non-Magnetic
Inductance
11 nH
Tolerance
±5%
Current Rating (Amps)
400 mA
Current - Saturation (Isat)
-
Shielding
Unshielded
DC Resistance (DCR)
400mOhm Max
Q @ Freq
8 @ 100MHz
Frequency - Self Resonant
2.5GHz
Ratings
-
Operating Temperature
-55°C ~ 125°C
Inductance Frequency - Test
100 MHz
Mounting Type
Surface Mount
Package / Case
0402 (1005 Metric)
Supplier Device Package
0402 (1005 Metric)
Size / Dimension
0.039" L x 0.020" W (1.00mm x 0.50mm)
Height - Seated (Max)
0.022" (0.55mm)
Datasheet & Documents
HTML Datasheet
MLG1005S11NJT000-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
445-6307-2
445-6307-1
445-6307-6
MLG1005S11NJ
Standard Package
10,000
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
Je ne peux que saluer la qualité du service après-vente de DiGi Electronics, vraiment irréprochable.
Dec 02, 2025
Excellent inventory control means we never experience shortages or delays.
Dec 02, 2025
Shipping times are consistently short, allowing me to focus on my project deadlines.
Dec 02, 2025
Reliability is a key reason I prefer buying from DiGi Electronics; their products have never failed me.
Dec 02, 2025
Their customer service makes the entire shopping process seamless and comfortable.
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Frequently Asked Questions (FAQ)
What are the key reliability risks when using the MLG1005S11NJT000 in high-density PCB layouts near switching regulators, and how can layout practices mitigate EMI issues despite its unshielded design?
The MLG1005S11NJT000 is an unshielded multilayer ceramic inductor, making it susceptible to magnetic coupling with nearby components—especially in compact designs with switching regulators operating above 500 kHz. Proximity to power stages or high-di/dt traces can induce noise or degrade efficiency. To mitigate this, maintain at least 2–3 mm clearance from noise sources, route sensitive signals orthogonally to the inductor’s axis, and use a solid ground plane beneath it to reduce loop area. Avoid placing vias or return paths directly under the component, as this can alter effective inductance and increase radiated emissions. These layout strategies help compensate for the lack of shielding while preserving the part’s high-frequency performance up to its 2.5 GHz self-resonant frequency.
Can the MLG1005S11NJT000 safely replace a shielded inductor like the Murata LQW15AN11NJ00D in a 2.4 GHz RF matching network, and what performance trade-offs should I expect?
While both the MLG1005S11NJT000 (TDK) and LQW15AN11NJ00D (Murata) offer 11 nH ±5% inductance, direct replacement isn’t recommended without validation. The Murata part is wire-wound and shielded, offering superior Q-factor (~30 at 100 MHz) and better EMI containment, whereas the TDK MLG1005S11NJT000 is unshielded multilayer with lower Q (8 @ 100 MHz). In dense RF layouts, the TDK part may couple noise into adjacent circuits or suffer from external interference, potentially degrading SNR in sensitive 2.4 GHz applications like Bluetooth or Wi-Fi front ends. If space constraints force the switch, simulate S-parameters and conduct conducted/radiated emission tests. Consider adding localized shielding or increasing ground isolation if performance degrades.
How does DC bias current affect the effective inductance of the MLG1005S11NJT000, and why isn’t saturation current specified in the datasheet?
The MLG1005S11NJT000 uses a non-magnetic ceramic core, which inherently does not saturate like ferrite-based inductors—hence, no Isat rating is provided. However, at its rated 400 mA DC current, the 400 mΩ DCR causes ~64 mW power dissipation, leading to localized heating that can shift inductance slightly due to thermal expansion of the multilayer structure. While not a saturation issue, this thermal drift (~1–2% ΔL over full operating range) can affect precision tuning in narrowband filters or impedance-matching networks. For stable performance in temperature-variable environments, derate the current to ≤300 mA and ensure adequate copper pour for heat spreading, especially in enclosed or high-ambient-temperature applications.
Is the MLG1005S11NJT000 suitable for use in automotive-grade power filtering applications given its MSL 1 rating and 125°C max operating temperature?
Although the MLG1005S11NJT000 meets the 125°C operating temperature and has an unlimited MSL 1 rating (ideal for reflow robustness), it lacks AEC-Q200 qualification—a critical requirement for most automotive applications. Its ceramic construction and thin 0.55 mm profile make it mechanically fragile under vibration or thermal cycling typical in under-hood environments. Additionally, long-term reliability under humidity and thermal shock isn’t guaranteed per automotive standards. For non-safety-critical infotainment or interior modules with controlled environments, it may suffice with thorough HALT testing. However, for engine control, ADAS, or powertrain systems, prefer AEC-Q200-compliant alternatives like TDK’s MLF series or Vishay IHLP parts.
What design precautions are needed when paralleling two MLG1005S11NJT000 inductors to achieve lower DCR in a high-current RF choke application?
Paralleling two MLG1005S11NJT000 inductors reduces effective DCR to ~200 mΩ and increases current handling, but introduces risks of uneven current sharing due to ±5% tolerance mismatch and parasitic coupling. Even small inductance differences can cause one inductor to carry significantly more current, leading to localized overheating near the 400 mA limit. To minimize imbalance, select units from the same reel, place them symmetrically with matched trace lengths, and avoid overlapping their magnetic fields (orient axes perpendicularly if space allows). Also, verify stability via network analyzer measurements, as parallel resonance between the two can create unexpected impedance peaks below 2.5 GHz. This approach is viable for broadband chokes but not recommended for precision tuned circuits.
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.
MLG1005S11NJT000 CAD Models
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