30BQ040

Bulletin PD-2.439 rev. G 07/04 30BQ040 SCHOTTKY RECTIFIER 3 Amp IF(AV) = 3.0Amp VR = 40V Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM IFSM @ t p= 5 µs sine VF TJ @ 3.0 Apk, TJ = 125°C range Description/ Features The 30BQ040 surface-mount Schottky rectifier has been designed for applications requiring low forward drop and small foot prints on PC boards. Typical applications are in disk drives, switching power supplies, converters, free-wheeling diodes, battery charging, and reverse battery protection. Small foot print, surface mountable Very low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability 30BQ040 Units 3.0 40 2000 0.43 - 55 to 150 A V A V °C Case Styles 30BQ040 SMC www.irf.com 1 30BQ040 Bulletin PD-2.439 rev. G 07/04 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 30BQ040 40 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current 30BQ 3.0 4.0 Units Conditions A 50% duty cycle @ TL = 118 °C, rectangular wave form 50% duty cycle @ TL= 110 °C, rectangular wave form A 5µs Sine or 3µs Rect. pulse 10ms Sine or 6ms Rect. pulse mJ A TJ = 25 °C, IAS = 1.0A, L = 12mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. Va = 1.5 x Vr typical Following any rated load condition and with rated VRRM applied IFSM EAS IAR Max. Peak One Cycle Non-Repetitive Surge Current Non Repetitive Aval...