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Document Number: 94163 For technical questions, contact: diodestech@vishay.com www.vishay.com Revision: 12-Mar-10 1 Schottky Rectifier, 2 x 10 A VS-20CTQ...SPbF, VS-20CTQ...-1PbF Series Vishay High Power Products FEATURES • 175 °C TJ operation • Center tap TO-220 package • Low forward voltage drop • High frequency operation • High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance • Guard ring for enhanced ruggedness and long term reliability • Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C • Halogen-free according to IEC 61249-2-21 definition • Compliant to RoHS directive 2002/95/EC • AEC-Q101 qualified DESCRIPTION The VS-20CTQ... 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, freewheeling diodes, and reverse battery protection. PRODUCT SUMMARY IF(AV) 2 x 10 A VR 35 V to 45 V VS-20CTQ...SPbF D2PAK TO-262 VS-20CTQ...-1PbF Base common cathode Anode Anode Common cathode 1 3 2 2 Base common cathode Anode Anode Common cathode 1 3 2 2 MAJOR RATINGS AND CHARACTERISTICS SYMBOL CHARACTERISTICS VALUES UNITS IF(AV) Rectangular waveform 20 A VRRM Range 35 to 45 V IFSM tp = 5 μs sine 1060 A VF 10 Apk, TJ = 125 °C (per leg) 0.57 V TJ Range - 55 to 175 °C VOLTAGE RATINGS PARAMETER SYMBOL VS-20CTQ035SPbF VS-20CTQ035-1PbF VS-20CTQ040SPbF VS-20CTQ040-1PbF VS-20CTQ045SPbF VS-20CTQ045-1PbF UNITS Maximum DC reverse voltage VR 35 40 45 V Maximum working peak reverse voltage VRWM ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current See fig. 5 IF(AV) 50 % duty cycle at TC = 145 °C, rectangular waveform 20 A Maximum peak one cycle non-repetitive surge current per leg See fig. 7 IFSM 5 μs sine or 3 μs rect. pulse Following any rated load condition and with rated VRRM applied 1060 10 ms sine or 6 ms rect. pulse 265 Non-repetitive avalanche energy per leg EAS TJ = 25 °C, IAS = 2.0 A, L = 6.5 mH 13 mJ Repetitive avalanche current per leg IAR Current decaying linearly to zero in 1 μs Frequency limited by TJ maximum VA = 1.5 x VR typical 2.0 A |
