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  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
  • 30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode
30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode

30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode

$0.30-$0.40/ Piece|2000 Piece/Pieces(Min. Order)
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30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Power Rectification: The MUR3040PT is designed for ultra-fast recovery in AC/DC conversion, enabling efficient power handling up to 30A and 400V.
  • Through-Hole Mounting: Ensures robust mechanical stability and reliable thermal dissipation for high-current applications.

Key features

  • 1. Material Technology: Robust Through-Hole Mounting

    • With a through-hole mounting design and a rugged TO-247 package, you can ensure secure mechanical stability and efficient heat dissipation in high-power applications*.

  • 2. Interactive Design: Easy Integration

    • With through-hole leads optimized for PCB soldering, you can simplify installation and reduce assembly complexity in industrial or commercial electronics*.

  • 3. Performance Parameters: High Current & Voltage Handling

    • With a 30A continuous forward current and 400V reverse voltage rating, you can manage demanding power loads in applications like inverters and motor control systems*.

  • 4. Performance Parameters: Ultra-Fast Recovery Time

    • With ultra-fast recovery time (e.g., 35ns), you can achieve higher efficiency and reduce energy loss in high-frequency switching circuits compared to standard diodes*.

  • 5. Scenario Solutions: Versatile Industrial Applications

    • Designed for industrial environments, this diode enables reliable operation in power supplies, welding equipment, and renewable energy systems requiring robust power rectification*.

Product details

30A 400V Ultra Fast Recovery Diode MUR3040PT Barrier Rectifier Diode

The MUR3040PT is a 30A, 400V Ultra Fast Recovery Diode designed for high-power applications requiring efficient thermal management and rapid switching. Its TO-247 package ensures robust performance in demanding environments, while through-hole mounting simplifies integration into power electronics systems.

Technical specifications

FeatureSpecificationBenefit
Current Rating30AHandles high-power loads reliably.
Voltage Rating400VBlocks reverse voltage up to 400V.
Package TypeTO-247Optimized for thermal dissipation.
Mounting TypeThrough HoleEasy PCB integration and mechanical stability.
Recovery TimeUltra-Fast (15ns)Reduces switching losses in high-frequency circuits.

Customization guide

Adjust recovery time or voltage ratings to meet specific application needs, such as optimizing for lower EMI or higher current handling in industrial inverters.

Get inspired

Ideal for power supplies, motor drives, and renewable energy systems, the MUR3040PT ensures reliable performance under extreme conditions. Its ultra-fast recovery capability enables seamless operation in high-frequency switching scenarios.

Choose your model

ParameterBase Model (MUR3040PT)Advanced ModelPro Model
Current Rating30A40A50A
Voltage Rating400V600V800V
Recovery Time15ns10ns8ns
Thermal Resistance1.2°C/W0.9°C/W0.6°C/W

Supplier's note

  1. Three Breakthroughs:

    • Ultra-Fast Recovery (15ns): 20% faster than standard diodes, reducing energy loss in switching applications.
    • TO-247 Package: 30% better thermal dissipation compared to smaller packages, extending lifespan in high-heat environments.
    • 400V Rating: Enables safe operation in industrial systems with high reverse voltage demands.

  2. Version Selection Guide:

    • Base Model: Ideal for general-purpose applications like low-power inverters or SMPS.
    • Advanced Model: Suitable for medium-power motor drives requiring 600V handling and faster switching.
    • Pro Model: Designed for high-voltage industrial systems (e.g., renewable energy inverters) needing 800V tolerance and minimal thermal resistance.

With its ultra-fast recovery time, you can reduce EMI in high-frequency circuits. With the TO-247 package, you can ensure reliable operation in harsh thermal environments. The Pro model’s 0.6°C/W thermal resistance enables continuous operation at peak loads without derating.

Frequently asked questions

  • Which 30A 400V diode is best suited for high-current power supply applications?

  • How do I prevent overheating in the MUR3040PT during continuous operation?

  • Through-hole vs. SMD diodes: Which is better for industrial equipment?

  • Can the MUR3040PT be customized for specific voltage or current needs?

  • Is the MUR3040PT RoHS-compliant and suitable for EU electronics?

  • What makes the MUR3040PT ideal for motor control systems?

  • How does the ultra-fast recovery feature benefit switching circuits?

  • Why choose through-hole mounting for the MUR3040PT in PCB designs?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Ultra Fast Recovery Diode (MUR3040PT)High-frequency power supplies, inverters, motor drives- Recovery Time: 15 ns (Industry: 30 ns ▲▲)
- Reverse Voltage: 400 V (Industry: 300 V ▲)
- Forward Current: 30 A (Industry: 25 A ▲)
- Mounting Type: Through Hole		▲▲ 2× faster recovery reduces switching losses
Handles 400 V/30 A for robust power handling
Compatible with legacy through-hole designs		Higher forward voltage drop (1.1 V) vs Schottky
Costlier than standard diodes
Standard Fast Recovery DiodeGeneral rectification, low-frequency power supplies- Recovery Time: 30 ns (Industry Standard)
- Reverse Voltage: 300 V
- Forward Current: 25 A
- Mounting Type: Through Hole/Surface Mount		Cost-effective
Lower forward voltage drop (0.7 V) than ultra-fast variants		Slower recovery limits use to <50 kHz
Limited to 300 V/25 A
Schottky DiodeLow-voltage SMPS, battery chargers, RF applications- Forward Voltage: 0.3 V (Industry: 0.4 V ▲)
- Reverse Leakage: 1 μA (Industry: 5 μA ▲▲)
- Reverse Voltage: 100 V		Minimal power loss due to 0.3 V drop
Ultra-fast recovery (<1 ns)		Limited to 100–200 V reverse voltage
Higher cost than standard diodes
Thyristor (SCR)High-power motor control, lighting, phase control- Latching Current: 50 mA
- Holding Current: 20 mA
- Peak Current: 200 A		Handles 200 A+ surges
Can latch for continuous conduction		Requires gate trigger signal
Slower turn-off (ms range)
Zener DiodeVoltage regulation, reference circuits, overvoltage protection- Zener Voltage: 5.1 V (Industry: varies)
- Power Rating: 500 mW (Industry: varies)
- Tolerance: ±5%		Stable voltage reference (±5% tolerance)
Simple to implement		Limited power handling (500 mW max)
Thermal drift affects accuracy
Rectifier Diode (Standard)Basic power supplies, DC power conversion- Reverse Voltage: 400 V (Industry: varies)
- Forward Current: 1 A (Industry: varies)
- Mounting Type: Through Hole		Inexpensive ($0.10/unit)
Rugged construction		Slow recovery (50 μs) limits to <1 kHz
Limited to 1 A continuous current

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