40EPS12 High Voltage Input Rectifier Diode 40A 1200V TO-247AC-2L

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40EPS12 High Voltage Input Rectifier Diode 40A 1200V TO-247AC-2L High voltage rectifier optimized for a very low forward voltage drop with moderate leakage . It features a glass passivated pellet chip junction and single-diode circuit configuration . The device is intended for use in main input rectification applications (single or three-phase bridge) . Features Very low forward voltage drop for increased efficiency 150 °C maximum operating junction temperature Glass passivated pellet chip junction for robust reliability Environmentally compliant Specifications Parameter Symbol Value / Rating Unit Test Conditions / Remarks Max. Average Forward Current I F(AV) 40 A T C = 105 °C, 180° conduction half sine wave Max. Peak Repetitive Reverse Voltage V RRM 1200 V Maximum peak reverse voltage Max. Non-Repetitive Peak Reverse Voltage V RSM 1300 V Peak non-repetitive surge voltage Max. Forward Voltage Drop V FM 1.1 V 40 A, T J = 25 °C (1.0 V typ. at 20 A) Max. Peak One-Cycle Non-Repetitive Surge Current I FSM 475 A 10 ms sine pulse, no voltage reapplied (400 A with rated V RRM ) Max. Reverse Leakage Current I RM 1.0 mA T J = 150 °C, V R = Rated V RRM (0.1 mA at 25 °C) Forward Slope Resistance r t 7.16 mΩ T J = 150 °C Threshold Voltage V F(TO) 0.74 V T J = 150 °C Operating Junction & Storage Temperature Range T J , T Stg -40 to +150 °C Maximum temperature rating Thermal Resistance, Junction to Case R thJC 0.6 °C/W DC operation Thermal Resistance, Junction to Ambient R thJA 40 °C/W Ambient air thermal resistance Thermal Resistance, Case to Heatsink R thCS 0.2 °C/W Mounting surface, flat, smooth, and greased Package Outline — TO-247AC 2L — Single diode, matte tin plated leads Approximate Weight — 6 g — Mounting Torque — 6 to 12 (5 to 10) kgf·cm (lbf·in) Min to max recommended mounting torque Applications Input rectification in power conversion systems Main input rectification circuits (single-phase or three-phase bridge configurations) Package Content 1 x 40EPS12 High Voltage Input Rectifier Diode 40A 1200V TO-247AC-2L DataSheet 40EPS12