Bulletin PD-2.047 rev. G 06/05 80SQ... SERIES SCHOTTKY RECTIFIER 8 Amp Major Ratings and Characteristics Description/ Features The 80SQ axial leaded Schottky rectifier series has been Characteristics 80SQ... Units optimized for low reverse leakage at high temperature. The proprietary barrier technology allows for reliable operation up I Rectangular 8 A to 175C junction temperature. Typical applications are in F(AV) waveform switching power supplies, converters, free-wheeling diodes, and reverse battery protection. V range 30 / 45 V RRM 175 C T operation J High purity, high temperature epoxy encapsulation for I tp = 5 s sine 2400 A FSM enhanced mechanical strength and moisture resistance Low forward voltage drop V 8 Apk, T = 125C 0.44 V F J High frequency operation Guard ring for enhanced ruggedness and long term T range - 55 to 175 C J reliability Lead-Free plating CASE STYLE AND DIMENSIONS Conforms to JEDEC Outline DO - 204AR Dimensions in millimeters and inches www.irf.com 180SQ... Series Bulletin PD-2.047 rev. G 06/05 Voltage Ratings Part number 80SQ030 80SQ035 80SQ040 80SQ045 V Max. DC Reverse Voltage (V) R 30 35 40 45 V Max. Working Peak Reverse Voltage (V) RWM Absolute Maximum Ratings Parameters 80SQ Units Conditions I Max. Average Forward Current 8 A 50% duty cycle T = 119 C, rectangular wave form F(AV) C * See Fig. 5 Following any rated I Max. Peak One Cycle Non-Repetitive 2400 5s Sine or 3s Rect. pulse FSM A load condition and Surge Current * See Fig. 7 380 10ms Sine or 6ms Rect. pulse with rated V applied RRM E Non-Repetitive Avalanche Energy 10 mJ T = 25 C, I = 1.6 Amps, L = 7.8 mH AS J AS I Repetitive Avalanche Current 1.6 A Current decaying linearly to zero in 1 sec AR Frequency limited by T max. V = 1.5 x V typical J A R Electrical Specifications Parameters 80SQ Units Conditions V Max. Forward Voltage Drop (1) 0.53 V 8A FM T = 25 C J * See Fig. 1 0.60 V 16A 0.44 V 8A T = 125 C J 0.55 V 16A I Max. Reverse Leakage Current (1) 2 mA T = 25 C RM J V = rated V R R * See Fig. 2 15 mA T = 125 C J C Max. Junction Capacitance 900 pF V = 5V , (test signal range 100Khz to 1Mhz) 25 C T R DC L Typical Series Inductance 10.0 nH Measured lead to lead 5mm from body S dv/dt Max. Voltage Rate of Change 10000 V/ s (Rated V ) R (1) Pulse Width < 300s, Duty Cycle < 2% Thermal-Mechanical Specifications Parameters 80SQ Units Conditions T Max. Junction Temperature Range -55 to 175 C J T Max. Storage Temperature Range -55 to 175 C stg R Max. Thermal Resistance Junction 8.0 C/W DC operation * See Fig. 4 thJL to Lead 1/8 inch lead length R Typical Thermal Resistance, 44 C/W thJA Junction to Air wt Approximate Weight 1.4(0.049) g (oz.) Case Style DO - 204AR JEDEC 2 www.irf.com