LQH55DN220M03L

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LQH55DN220M03L

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FIXED IND 22UH 1.2A 266 MOHM SMD

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Especificações

Atributo Valor
Series LQH55
Part Status Active
Type Drum Core, Wirewound
Material - Core Ferrite
Inductance 22 µH
Tolerance ±20%
Current Rating (Amps) 1.2 A
Shielding Unshielded
DC Resistance (DCR) 266mOhm Max
Frequency - Self Resonant 15MHz
Operating Temperature -40°C ~ 85°C
Inductance Frequency - Test 1 MHz
Mounting Type Surface Mount
Package / Case 2220 (5750 Metric)
Supplier Device Package 2220 (5650 Metric)
Size / Dimension 0.224" L x 0.197" W (5.70mm x 5.00mm)
Height - Seated (Max) 0.197" (5.00mm)
Base Product Number LQH55DN

Visão Geral

Description

The LQH55DN220M03L is a multilayer ceramic inductor (MLCC) from Murata, designed for high-frequency applications. Key features:
- Inductance: 22 µH (±20%)
- Current Rating: 50 mA (saturation) / 35 mA (thermal)
- DC Resistance: 4.5 Ω (max)
- Operating Temperature: -40°C to +85°C
- Package Size: 5.0 × 5.0 × 1.0 mm (L×W×H)
It’s optimized for power supply noise suppression, DC-DC converters, and RF circuits, offering stable performance in compact designs. The LQH55D series is known for low loss and high reliability, making it suitable for consumer electronics, IoT devices, and automotive applications.
For detailed specs, refer to Murata’s datasheet.

Equivalent

The LQH55DN220M03L is a 22µH multilayer inductor from Murata. Equivalent alternatives include:
- TDK VLS6045EX-220M (22µH, 6A)
- Taiyo Yuden NR6045T220M (22µH, 6.3A)
- Würth Elektronik 7443632200 (22µH, 6.3A)
Check specs (current rating, size, DCR) for compatibility. Always verify datasheets before substitution.

Features

The LQH55DN220M03L is a multilayer ceramic inductor from Murata with the following key features:
- Inductance: 22 µH (±20%)
- Current Rating: 50 mA (saturation) / 40 mA (thermal)
- DC Resistance (DCR): 12 Ω (max)
- Operating Temperature: -40°C to +85°C
- Self-Resonant Frequency (SRF): ~1.8 MHz (typical)
- Package Size: 5.0 × 5.0 × 1.0 mm (L × W × H)
- Shielded Construction: Reduces EMI interference
Designed for power supply filtering and noise suppression in compact electronics like IoT devices, wearables, and DC-DC converters. Offers stable performance under moderate current loads.

Pinout

The LQH55DN220M03L is a 2.2 µH multilayer power inductor from Murata.
- Pin Count: 2 (standard SMD inductor with two terminals).
- Function: Provides high-current filtering and energy storage in DC-DC converters, power supplies, and other high-frequency applications.
- Key Features:
- Inductance: 2.2 µH (±20%).
- Current Rating: High saturation current (up to ~5.5 A).
- Package: 5.0 × 5.0 × 3.0 mm (L × W × H).
- Low DCR: Optimized for efficiency in power circuits.
Commonly used in switching regulators, VRMs, and noise suppression circuits.

Package

The LQH55DN220M03L is a multilayer ceramic inductor (MLCC) from Murata. It features a 220nH (0.22µH) inductance, ±20% tolerance, and a 5.5A saturation current. The package type is 3030 (3.0mm x 3.0mm), suitable for high-current applications like power supplies and DC-DC converters. It has a low-profile, shielded design for reduced EMI.

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