80SQ035 THRU 80SQ045 35V-45V SCHOTTKY RECTIFIER 8.0A FEATURES 175° C TJ operation High purity, high temperature epoxy encapsulation for enhanced mechanical strength and moisture resistance Low forward voltage drop High frequency operation Guard ring for enhanced ruggedness and long term Designed and qualified for industrial level MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS VOLTAGE RATINGS PARAMETER SYMBOL Maximum DC reverse voltage VR Maximum working peak reverse voltage VRWM 80SQ030 80SQ035 80SQ040 80SQ045 UNITS 30 35 40 45 V ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL TEST CONDITIONS VALUES UNITS Maximum average forward current See fig. 5 IF(AV) Maximum peak one cycle non-repetitive surge current See fig. 7 IFSM Non-repetitive avalanche energy EAS TJ = 25 °C, IAS = 1.6 A, L = 7.8 mH 10 mJ IAR Current decaying linearly to zero in 1 µs Frequency limited by, TJ maximum VA = 1.5 x VR typical 1.6 A Repetitive avalanche current 50 % duty cycle at TC = 119 °C, rectangular waveform 5 µs sine or 3 µs rect. pulse 10 ms sine or 6 ms rect. pulse 8 Following any rated load condition and with rated VRRM applied A 2400 380 ELECTRICAL SPECIFICATIONS PARAMETER SYMBOL TEST CONDITIONS 8A Maximum forward voltage drop See fig. 1 VFM (1) TJ = 25 °C 16 A 8A TJ = 125 °C 16 A Maximum reverse leakage current See fig. 2 IRM (1) TJ = 25 °C VR = Rated VR TJ = 125 °C VALUES UNITS 0.53 0.60 V 0.44 0.55 2 mA 15 Maximum junction capacitance CT VR = 5 VDC, (test signal range 100 kHz to 1 MHz) 25 °C 900 pF Typical series inductance LS Measured lead to lead 5 mm from package body 10.0 nH 10 000 V/µs VALUES UNITS - 55 to 175 °C Maximum voltage rate of change dV/dt Rated VR THERMAL - MECHANICAL SPECIFICATIONS PARAMETER Maximum junction and storage temperature range SYMBOL TEST CONDITIONS TJ, TStg Maximum thermal resistance, junction to lead RthJL Typical thermal resistance, junction to air RthJA DC operation; see fig. 4 1/8" lead length 8.0 °C/W 44 Approximate weight 1.4 g 0.049 oz. 80SQ030 Marking device Case style DO-204AR (JEDEC) 80SQ035 80SQ040 80SQ045 E-mail: [email protected] 1 of 3 Web Site: www.taychipst.com 80SQ035 THRU 80SQ045 35V-45V SCHOTTKY RECTIFIER 8.0A RATINGS AND CHARACTERISTIC CURVES 80SQ035 THRU 80SQ045 1000 ReverseCurrent - I (mA) R 10 100 T =175°C J 10 150°C 125°C 1 100°C .1 75°C 50°C .01 25°C .001 .0001 0 5 10 15 20 25 30 35 40 45 ReverseVoltage- VR(V) T =175°C J Fig. 2 - Typical Values of Reverse Current Vs. Reverse Voltage T =125°C J 1000 T = 25°C J JunctionCapacitance- C (pF) T Instantaneous ForwardCurrent - IF (A) 100 1 .1 0 .1 .2 .3 .4 .5 .6 .7 .8 .9 T =25°C J 100 0 1 1.1 10 20 30 40 50 ReverseVoltage- V (V) R ForwardVoltageDrop- VFM(V) Fig. 1 - Maximum Forward Voltage Drop Characteristics Fig. 3 - Typical Junction Capacitance Vs. Reverse Voltage Thermal Impedance- ZthJL (°C/W ) 10 D=0.50 D=0.33 D=0.25 1 =1/8inch D=0.17 P DM D=0.08 t 1 t2 .1 Notes: 1. Dutyfactor D= t1/ t2 SinglePulse (Thermal Resistance) .01 .00001 .0001 .001 2. PeakTJ=P DMxZthJL+TC .01 .1 1 10 100 t , Rectangular PulseDuration(Seconds) 1 Fig. 4 - Maximum Thermal Impedance ZthJL Characteristics E-mail: [email protected] 2 of 3 Web Site: www.taychipst.com 80SQ035 THRU 80SQ045 35V-45V SCHOTTKY RECTIFIER 6 80SQ RthJL (DC) =8.0°C/W 170 160 DC 150 140 =1/8inch 2 4 6 8 10 D=0.08 D=0.17 D=0.25 D=0.33 D=0.50 5 AveragePower Loss- (W atts) Allow ableC aseTem perature- (°C ) 180 130 0 8.0A 4 DC 3 RMSLimit 2 1 0 0 12 AverageForwardCurrent - IF(AV) (A) 2 4 6 8 10 12 AverageForwardCurrent - I (A) F(AV) Fig. 5 - Maximum Allowable Case Temperature Vs. Average Forward Current Fig. 6 - Forward Power Loss Characteristics (A) 10000 Non-Repetitive Surge Current - I FSM At Any Rated Load Condition And With Rated VRRM Applied Following Surge 1000 100 10 100 1000 10000 Square Wave Pulse Duration - t p (microsec) Fig. 7 - Maximum Non-Repetitive Surge Current L D UT Rg = 25 ohm C UR REN T M O N ITO R H IG H-SPE ED SW ITC H IRFP460 FREE-W HE EL D IO D E + V d = 25 Volt 40H FL40S02 Fig. 8 - Unclamped Inductive Test Circuit E-mail: [email protected] 3 of 3 Web Site: www.taychipst.com