40CTQ150

Bulletin PD-20850 10/04 40CTQ150PbF SCHOTTKY RECTIFIER 40 Amp IF(AV) = 40Amp VR = 150V Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM IFSM @ tp = 5 µs sine VF TJ @ 20 Apk, TJ=125°C (per leg) Description/ Features Units A V A V The 40CTQ...PbF center tap Schottky rectifier has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 175° C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 175° C TJ operation Center tap TO-220 package High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Very low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term reliability Lead-Free ("PbF" suffix) Values 40 150 150 0.71 - 55 to 175 °C Case Styles 40CTQ150PbF Base Common Cathode 2 1 Anode 2 Common Cathode 3 Anode TO-220 www.irf.com 1 40CTQ150PbF Bulletin PD-20850 10/04 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 40CTQ150PbF 150 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current * See Fig. 5 IFSM EAS IAR (Per Leg) (Per Device) 40CTQ.. Units 20 40 1500 250 1.0 1.5 A mJ A A Conditions 50% duty cycle @ TC = 140 °C, rectangular wave form 5µs Sine or 3µs Rect. pulse 10ms Sine or 6ms Rect. pulse Following any rated load condition and with rated VRRM applied Max. Peak One Cycle Non-Repetitive Surge Current (Per Leg) * See Fig. 7 Non-Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) TJ = 25 °C, IAS = 1.5 Amps, L = 0.9 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Electrical Specifications Parameters VFM Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) 40CTQ.. Units 0.93 1.16 0.71 0.85 50 15 450 8.0 10000 V V V V µA mA pF nH V/ µs @ 20A @ 40A @ 20A @ 40A Conditions TJ = 25 °C TJ = 125 °C VR = rated VR IRM CT LS Max. Reverse Leakage Current (Per Leg) * See Fig. 2 (1) Max. Junction Capacitance (Per Leg) Typical Series Inductance (Per Leg) TJ = 25 °C TJ = 125 °C VR = 5VDC (test signal range 100Khz to 1Mhz) 25°C Measured lead to lead 5mm from package body dv/dt Max. Voltage Rate of Change (Rated VR) (1) Pulse Width < 300µs, Duty Cycle