STPS4045C

STPS4045C Power Schottky rectifiers Features ● Very small conduction losses ● Negligible switching losses ● Extremely fast switching ● Low thermal resistance ● Avalanche capability specified ● ECOPACK®2 compliant component (STPS4045CT) Description This dual center tap Schottky rectifier is suited for switchmode power supply and high frequency DC to DC converters. Packaged in TO-247 or TO-220AB this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. A1 K A2 A2 K A1 TO-220AB STPS4045CT A2 K A1 TO-247 STPS4045CW Table 1. Device summary Symbol Value IF(AV) VRRM Tj (max) VF (max) 2 x 20 A 45 V 175 °C 0.63 V November 2009 Doc ID 4605 Rev 5 1/8 www.st.com 8 Characteristics 1 Characteristics STPS4045C Table 2. Absolute ratings (limiting values, per diode) Symbol Parameter VRRM Repetitive peak reverse voltage IF(RMS) Forward rms current IF(AV) Average forward current TO-247 TC = 150 °C, δ = 0.5 TC = 145 °C, δ = 0.5 TC = 145 °C, δ = 0.5 TO-220AB TC = 130 °C, δ = 0.5 Per diode Per device Per diode Per device IFSM Surge non repetitive forward current tp = 10 ms sinusoidal IRRM Repetitive peak reverse current tp = 2 µs square F=1 kHz IRSM Non repetitive peak reverse current tp = 100 µs square PARM Repetitive peak avalanche power tp = 1 µs Tj = 25 °C Tstg Storage temperature range Tj Maximum operating junction temperature(1) dV/dt Critical rate of rise reverse voltage 1. dPtot dTj <1...