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Motorola Semiconductor
BUL147
MOTOROLA SEMICONDUCTOR TECHNICAL DATA Order this document by BUL147/D ™ Data Sheet SWITCHMODE™ Designer's NPN Bipolar Power Transistor For Switching Power Supply Applications The BUL147/BUL147F have an applications specific state- of- the- art die designed for use in electric fluorescent lamp ballasts to 180 Watts and in Switchmode Power supplies for all types of electronic equipment. These high- voltage/high- speed transistors offer the following: - Improved Efficiency Due to Low Base Drive Requirements: - High and Flat DC Current Gain - Fast Switching - No Coil Required in Base Circuit for Turn- Off (No Current Tail) - Parametric Distributions are Tight and Consistent Lot- to- Lot - Two Package Choices: Standard TO- 220 or Isolated TO- 220 - BUL147F, Isolated Case 221D, is UL Recognized to 3500 VRMS: File #E69369 MAXIMUM RATINGS Rating Collector- Emitter Sustaining Voltage Collector- Emitter Breakdown Voltage Emitter- Base Voltage Collector Current - Continuous - Peak(1) Base Current -...