12CTQ

Bulletin PD-20554 rev. B 07/01 12CTQ... 12CTQ...S 12CTQ... -1 SCHOTTKY RECTIFIER 12 Amp IF(AV) = 12Amp VR = 35 to 45V Major Ratings and Characteristics Characteristics IF(AV) Rectangular waveform VRRM range IFSM @ tp = 5 µs sine VF TJ @ 6 Apk, TJ = 125°C (per leg) range Description/ Features Units A V A V The 12CTQ center tap Schottky rectifier series has been optimized for low reverse leakage at high temperature. 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 Low forward voltage drop High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance High frequency operation Guard ring for enhanced ruggedness and long term reliability 12CTQ 12 35 to 45 690 0.53 - 55 to 175 °C Case Styles 12CTQ... 12CTQ... S 12CTQ... -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 D PAK 2 TO-262 1 12CTQ... Series Bulletin PD-20554 rev. B 07/01 Voltage Ratings Part number VR Max. DC Reverse Voltage (V) VRWM Max. Working Peak Reverse Voltage (V) 12CTQ035 35 12CTQ040 40 12CTQ045 45 Absolute Maximum Ratings Parameters IF(AV) Max. Average Forward Current IFSM EAS IAR * See Fig. 5 (Per Leg) (Per Device) 12CTQ Units 6 12 690 140 8 1.20 A mJ A A Conditions 50% duty cycle @ TC = 160°C, rectangular wave form Following any rated load condition and with 10ms Sine or 6ms Rect. pulse rated VRRM applied 5µs Sine or 3µs Rect. pulse TJ = 25 °C, IAS = 1.20 Amps, L = 11.10 mH Current decaying linearly to zero in 1 µsec Frequency limited by TJ max. VA = 1.5 x VR typical Max. Peak One Cycle Non-Repetitive Surge Current (Per Leg) * See Fig. 7 Non-Repetitive Avalanche Energy (Per Leg) Repetitive Avalanche Current (Per Leg) Electrical Specifications Parameters VFM Max. Forward Voltage Drop (Per Leg) * See Fig. 1 (1) 12CTQ Units 0.60 0.73 0.53 0.64 0.8 7.0 0.35 18.23 400 8.0 10,000 V V V V mA mA V mΩ Conditions @ 6A @ 12A @ 6A @ 12A TJ = 25 °C TJ = 125 °C TJ = TJ max. TJ = 25 °C TJ = 125 °C VR = rated VR IRM Max. Reverse Leakage Current (Per Leg) * See Fig. 2 (1) VF(TO) Threshold Voltage rt CT LS Forward Slope Resistance Max. Junction Capacitance (Per Leg) Typical Series Inductance (Per Leg) pF nH V/ µs 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) Thermal-Mechanical Specifications Parameters TJ Tstg Max. Junction Temperature Range Max. Storage Temperature Range (1) Pulse Width < 300µs, Duty Cycle