SMN3004BLR 30V N-Channel Power MOSFET: Low Loss, High Capacity, Unlocking New Possibilities for Power Applications

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2026.04.09

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SMN3004BLR MOSFET

Medium & Low Voltage High Current MOSFET

As electronic devices move toward miniaturization, higher efficiency and greater power density, power MOSFETs serve as the "energy hub" in circuits, whose performance directly determines the efficiency, stability and thermal performance of the equipment.

The SMN3004BLR is a high-performance 30V N‑channel power MOSFET specially engineered for medium‑low voltage, high‑current applications.Featuring ultra‑low on‑resistance, high current‑carrying capability, excellent switching characteristics and high reliability, it has become the preferred solution for motor drive, lithium battery protection, high-end power management and other applications.

Core Parameter Highlights, Defining Performance Boundaries with Strength

Featuring a compact PDFN3333-8L package, the SMN3004BLR delivers outstanding performance within its petite 3.3×3.3mm form factor, with core parameters that stand out from the competition:

Voltage Rating & Current Capability

The drain-source voltage VDS reaches 30V.The continuous drain current IDis up to 67A at 25℃, and maintains 42A output even at a high temperature of 100℃.The pulsed drain current is as high as 268A, easily handling high-current continuous operation and instantaneous surge impacts.

Ultra-Low On-Resistance Loss

At VGS=10V, the maximum on-resistance RDS(ON) is only 4.4mΩ, and 5.8mΩ at VGS=4.5V.This greatly reduces I2Rpower consumption, lowers device heating, and improves overall circuit efficiency.

Wide-Temperature Stable Operation

The junction and storage temperature range covers -55℃ to +150℃, enabling stable operation in harsh high and low temperature environments, making it well suited for industrial and automotive applications.

Seven Core Advantages, Fully Adapting to High-Requirement Applications

Low on-resistance + excellent quality factor

The core low RDS(ON) characteristic, combined with excellent FoM (Figure of Merit), achieves dual optimization of conduction loss and switching loss, providing strong support for the high efficiency and energy saving of the power supply system.

High Reliability with Full Test Assurance

100% tested for UIS (Unclamped Inductive Switching) and Rg (Gate Resistance).

Single-pulse avalanche energy EAS reaches 194mJ, with avalanche current IAS of 35A.

It delivers excellent impact and overload resistance, effectively preventing device breakdown and failure.

Compact package for PCB space saving

The PDFN3333-8L package measures only 3.3×3.3mm.

Its surface-mount design supports high-density PCB layout, greatly saving space compared with traditional packages and enabling equipment miniaturization.

Environmentally friendly and compliant with industry standards

It features a halogen-free design and green molding compound, with a UL flammability rating of 94V-0, meeting global environmental and safety certification requirements and complying with high-end product design specifications.

Low moisture sensitivity, excellent process compatibility

Moisture sensitivity level complies with J-STD-020 Level 1.

It allows surface-mount soldering without additional drying, simplifying production processes and improving production line efficiency.

Excellent Switching and Gate Characteristics

Turn-on delay is only 7.5ns, turn-off delay is 48ns, enabling fast switching response.Total gate charge Qgis 46nC at VGS=10Vand only 22nC at VGS=4.5V.Low gate charge reduces driving loss and simplifies driver circuit design.

Excellent thermal performance for worry-free heat dissipation

Maximum junction-to-case thermal resistance RθJC is only 3.9℃/W, delivering high heat dissipation efficiency from the junction.

Stable high-power operation can be achieved without the need for additional large heat sinks.

Widely adaptable to diverse scenarios, with proven performance validated by real-world applications.

The SMN3004BLR is designed specifically for medium and low voltage systems of 30V and below, and is the recommended primary choice for the following applications:

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Motor drive and power management circuits requiring high continuous current output and demanding low device power consumption and heat dissipation;

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Portable devices and compact modules pursuing PCB miniaturization and requiring high-density surface-mount layout;

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Industrial and automotive applications with complex operating environments and strict requirements for device stability over wide temperature ranges and high impact resistance;

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要求绿色环保、符合行业认证标准的高端消费电子、新能源产品。

The performance advantages of the SMN3004BLR are an ideal match for mainstream medium‑low voltage, high‑current applications. It has been deployed in numerous mass‑production products and has become a preferred selection for hardware engineers.

Motor Drive: Precise Speed Control & Low Loss from Consumer Appliances to Industrial Automation

Key advantages: 67A high current handles motor startup surges; low on‑resistance reduces heat generation; fast switching enables accurate speed regulation.

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BLDC Motor Drive for Home Robotic Vacuums:

The compact package fits high‑density layouts on robot mainboards. Its low power consumption extends battery life by up to 15%, while wide‑temperature operation supports stable performance across living rooms, balconies, and other environments.

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Industrial Small Stepper Motor Drivers:

Used in feeding motors for 3C manufacturing SMT equipment. Its 150°C wide-temperature rating withstands harsh on‑line high‑temperature conditions. High avalanche and surge immunity prevents device breakdown during motor start/stop cycles, improving overall equipment effectiveness.

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ESC for Drone BLDC Motors:

268A pulse peak current easily handles inrush during drone takeoff. Low gate charge simplifies ESC driver design, enabling smaller, lighter ESCs that support drone weight reduction.

Lithium Battery Protection: Safe Guarding & Long Endurance from Portable Tools to Automotive Energy Storage

Core Strengths: Low power consumption reduces battery self-discharge; high current handling capability supports high-power charging and discharging; wide-temperature characteristics ensure reliable operation in complex environments.

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Lithium Battery Protection Board for Electric Wrenches / Angle Grinders

As the core switching device in BMS, its 67A continuous current meets the high-current discharge demands of power tools. The wide operating temperature range of -55℃ to +150℃ ensures stable protection against overcharging and over-discharging, even in outdoor low-temperature conditions and high-temperature environments during prolonged operation.

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Automotive Emergency Jump Starter

The high pulse current capability easily handles startup surges caused by a weak car battery. Low conduction loss extends the service life of the jump starter itself, while the halogen-free, eco-friendly design complies with automotive electronics certification standards.

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Portable Power Bank (Above 20000mAh)

The compact package fits the tight internal layout of power banks. High reliability from full testing ensures stable performance during long-term charging and discharging cycles, effectively extending product service life.

High-End Power Management: High-Efficiency Conversion & Miniaturization from Fast-Charging Products to Industrial Modules

Core Advantages: Low conduction and switching losses improve conversion efficiency; compact package enables power module miniaturization; excellent thermal performance reduces heat dissipation design costs.

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Synchronous Rectifier Circuit in 100W GaN Fast-Charging AdaptersLow RDS(ON) characteristics boost conversion efficiency of fast-charging adapters to over 95%, while the compact package allows the adapter to be palm-sized, meeting portable fast-charging demands.

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DC-DC Power Modules for Industrial IPCs

Low junction-to-case thermal resistance eliminates the need for additional heat sinks, simplifying module thermal design. Wide-temperature performance adapts to high and low temperatures in industrial equipment rooms, ensuring stable power supply for industrial PCs.

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Automotive USB Fast-Charging Modules

Fits the narrow installation space in automotive center consoles. Its eco-friendly and flame-retardant properties meet automotive electronics safety requirements, and high impact resistance prevents device damage caused by vehicle vibration and voltage fluctuations.

The SMN3004BLR is now in full mass production and available for supply.

Tape-and-reel packaging is provided to support mass production.

For the complete datasheet, sample requests, or technical solution support, please feel free to contact us.

Our professional engineering team will provide you with one-on-one technical services!

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