MDD44-12N1B

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Overview of Mitsubishi MDD44-12N1B

The Mitsubishi MDD44-12N1B is a dual diode module designed for power rectification applications in industrial equipment. It offers high current capacity and voltage ratings, making it suitable for use in power control and conversion systems.

Key Features of Mitsubishi - MDD44-12N1B

  • High Current Capacity: Average forward current of 59A at 100°C case temperature.
  • Voltage Rating: Repetitive peak reverse voltage of 1200V for reliable operation in high voltage circuits.
  • Surge Current: Can handle surge currents up to 1150A for short periods without damage.
  • Low Forward Voltage Drop: Threshold voltage around 0.8V, improving efficiency.
  • Compact TO-240AA Package: Standardized industry packaging for easy integration into existing systems.
  • Thermal Management: Thermal resistance junction-to-case of 0.59 K/W ensuring efficient heat dissipation.
  • Dual Diode Configuration: Half-bridge diode-diode circuit suitable for rectification in power electronics.
  • Reliability: Designed for high electrical and thermal cycling capability, ensuring long service life.

Technical Specs of MDD44-12N1B

Model MDD44-12N1B
Brand Mitsubishi Electric / IXYS
Average Forward Current (I_F(AV)) 59 A (at 100°C case temperature)
Repetitive Peak Reverse Voltage (V_RRM) 1200 V
Forward Surge Current (I_FSM) 1150 A
Maximum On-State RMS Current (I_F(RMS)) 100 A
Threshold Voltage (V_T(TO)) 0.8 V
Slope Resistance (r_T) 4.3 mΩ
Junction Temperature (T_vj max) 150 °C
Thermal Resistance Junction-to-Case (R_th(JC)) 0.59 K/W
Thermal Resistance Case-to-Heatsink (R_th(CH)) 0.20 K/W
Package TO-240AA
Dimensions (LxWxH) 92 x 20 x 30 mm
Weight 76 g

Applications / Use Case

The Mitsubishi MDD44-12N1B diode module is used in power conversion systems, AC/DC converters, motor drives, welding equipment, and industrial control units requiring reliable rectification. Mitsubishi offers warranty and technical support for sustained operational reliability.

MDD44-12N1B

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Does it come with a warranty?

Yes, All products are offered wth 1-Year warranty.

What is the condition of the product?

All products sold are New & Unused.

How fast is shipping?

All products are delivered within 2-8 business days depending on our stock location.

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