249NQ... R SERIES
Part | Datasheet |
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249NQ135 (pdf) |
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SCHOTTKY RECTIFIER 249NQ... R SERIES 240 Amp Major Ratings and Characteristics Characteristics 249NQ... R Units IF AV Rectangular waveform VRRM range IFSM tp = 5 µs sine 135 to 150 20000 TJ range - 55 to 175 D-67 Description/ Features 175° C TJ operation Unique high power, Half-Pak module Replaces four parallel DO-5's Easier to mount and lower profile than DO-5's High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability 249NQ150 Lug Terminal Anode Base Cathode 249NQ150R Lug Terminal Cathode Base Anode Outline D-67 HALF PAK Module Dimensions in millimeters and inches 249NQ... R Series Voltage Ratings 249NQ135 249NQ150 Absolute Maximum Ratings Parameters 249NQ Units Conditions IF AV Max. Average Forward Current * See Fig. 5 IFSM Max. Peak One Cycle Non-Repetitive Surge Current * See Fig. 7 EAS Non-RepetitiveAvalancheEnergy IAR RepetitiveAvalancheCurrent 20000 2300 A 50% duty cycle TC = 117° C, rectangular wave form 5µs Sine or 3µs Rect. pulse A Following any rated load condition and 10ms Sine or 6ms Rect. pulse with rated VRRM applied mJ TJ = 25 °C, IAS= 1 Amps, L = 30 mH A Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = x VR typical Electrical Specifications Parameters |
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