25CTQ

Bulletin PD-20242 rev. B 07/03 25CTQ... 25CTQ...S 25CTQ.. -1 SCHOTTKY RECTIFIER 30 Amp IF(AV) = 30Amp VR = 35 to 45V Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM range IFSM @ tp = 5 µs sine VF TJ @ 15 Apk, TJ=125°C (per leg) range Description/ Features Units A The 25CTQ center tap Schottky rectifier series has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 150° C junction temperature. Typical applications are in switching power supplies, converters, free-wheeling diodes, and reverse battery protection. 150° 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 25CTQ 30 35 to 45 990 0.50 V A V - 55 to 150 °C Case Styles 25CTQ... 25CTQ... S 25CTQ... -1 Base Common Cathode 2 Base Common Cathode 2 Base Common Cathode 2 1 Anode 2 Common Cathode 3 1 Anode Anode 2 Common Cathode 3 1 Anode Anode 2 Common Cathode 3 Anode TO-220 www.irf.com D2PAK TO-262 1 25CTQ... Series Bulletin PD-20242 rev. B 07/03 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 25CTQ035 35 25CTQ040 40 25CTQ045 45 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current * See Fig. 5 IFSM EAS IAR Max. Peak One Cycle Non-Repetitive Surge Current (Per Leg) * See Fig. 7 Non-Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) 990 250 20 3 A mJ A 5µs Sine or 3µs Rect. pulse Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied TJ = 25 °C, IAS = 3 Amps, L = 4.40 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical 25CTQ Units 30 A Conditions 50% duty cycle @ TC = 102 °C, rectangular wave form Electrical Specifications Parameters VFM Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) 25CTQ Units 0.56 0.71 0.50 0.64 V V V V mA mA pF nH V/ µs @ 15A @ 30A @ 15A @ 30A Conditions TJ = 25 °C TJ = 125 °C VR = rated V R IRM CT LS Max. Reverse Leakage Current (Per Leg) * See Fig. 2 (1) Max. Junction Capacitance (Per Leg) Typical Series Inductance (Per Leg) 1.75 70 900 8.0 10000 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