• DSEP30-12A TO-247AD
DSEP30-12A TO-247AD


Diode Switching 1.2KV 30A 2-Pin(2+Tab) TO-247AD

Quantity Unit Price(USD) Ext. Price
1 $2.300 $2.30
10 $2.110 $21.10
30 $1.990 $59.70
90 $1.869 $168.21
450 $1.813 $815.85
900 $1.791 $1,611.90


*The price is for reference only.
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Overview of DSEP30-12A

The DSEP30-12A from Littelfuse is a HiperFRED Low Vf Fast Recovery Diode in a TO-247-2 package. This device is designed for high-reliability and efficient power conversion applications, such as motor drives, renewable energy systems, and industrial power supplies. Its improved forward voltage characteristics and breakdown voltages up to 1200V make it an excellent choice for demanding applications that require low voltage drop and high surge capability. With a maximum repetitive blocking voltage of 1200V, average continuous current rating of 30A, and case temperature of 120°C, this diode is suitable for use in a wide range of industrial environments.

Key Features

  • Maximum Repetitive Blocking Voltage (V): 1200
  • Average Continuous Current Rating: 30
  • Case temperature: 120
  • Maximum Surge Current [Diode] (A): 200
  • Maximum Virtual Junction Temperature: 175
  • Thermal Resistance [junction-case] (K/W): 0.9
  • Thermal Resistance case-heatsink KW: 0.25
  • trr typ ns: 60
  • IRM: 8.5
  • Maximum rate of rise in current over time: 200
  • Sample Request: Yes
  • Package Type: TO-247AD


  • Motor drives
  • Renewable energy systems
  • Industrial power supplies
  • Power electronic converters
  • Power transmission and distribution


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Rohs Code Yes Part Life Cycle Code Active
Ihs Manufacturer LITTELFUSE INC Package Description PLASTIC PACKAGE-2
Reach Compliance Code compliant ECCN Code EAR99
HTS Code 8541.10.00.80 Samacsys Manufacturer LITTELFUSE
Case Connection CATHODE Configuration SINGLE
Diode Element Material SILICON Diode Type RECTIFIER DIODE
Forward Voltage-Max (VF) 2.66 V JEDEC-95 Code TO-247AD
JESD-30 Code R-PSFM-T2 Non-rep Pk Forward Current-Max 200 A
Number of Elements 1 Number of Phases 1
Number of Terminals 2 Operating Temperature-Max 175 °C
Operating Temperature-Min -55 °C Output Current-Max 30 A
Package Body Material PLASTIC/EPOXY Package Shape RECTANGULAR
Package Style FLANGE MOUNT Peak Reflow Temperature (Cel) NOT SPECIFIED
Power Dissipation-Max 165 W Qualification Status Not Qualified
Reference Standard UL REGISTERED Rep Pk Reverse Voltage-Max 1200 V
Reverse Recovery Time-Max 0.04 µs Surface Mount NO
Technology SCHOTTKY Terminal Form THROUGH-HOLE
Terminal Position SINGLE Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

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