SM320A thru SM3100A Schottky Barrier Rectifiers Reverse Voltage 20 to100V Forward Current 3.0A FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Low power loss,high efficiency * For use in low voltage high frequency inverters, free wheeling,and polarity protection applications * Guardring for over voltage protection * High temperature soldering guaranteed: 260°C/10 seconds at terminals Mechanical Data Case: JEDEC DO-214AC, molded plastic over glass body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.0026 oz., 0.075 g Handling precautin:None We declare that the material of product compliance with ROHS requirements 1.Electrical Characteristic Maximum & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol SM320A SM330A SM340A SM350A SM360A SM380A SM3100A device marking code S32 S33 S34 S35 S36 S38 S310 100 Unit Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 80 Maximum RMS voltage VRMS 14 21 28 35 42 56 70 V Maximum DC blocking voltage VDC 20 30 40 50 60 80 100 V Maximum average forward rectified current at TA = 75°C Peak forward surge current 8.3ms single half sinewave superimposed on rated load (JEDEC Method) Typical thermal resistance (Note 1) Operating junction and storage temperature range V IF(AV) 3.0 A IFSM 100 A RθJA 50 °C/W TJ, TSTG –40 to +150 °C Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C Typical junction capacitance at 4.0V, 1MHz symbol SM320A SM330A SM340A SM350A SM360A SM380A SM3100A VF IR CJ NOTES: 1. Thermal resistance from junction to ambient lead length, P.C.B. mounted 0.50 0.70 0.5 10.0 110 0.85 Unit V mA PF SM320A thru SM3100A 2.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current 3.0 50 0 0 100 Instantaneous Forward Current (A) TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 100 1.5 0 Fig 3. – Typical Instantaneous Forward Characteristics TJ = 25°C Pulse width = 300µs 1% Duty Cycle 10 1 25 50 75 100 125 150 175 Ambient Temperature, °C 1.0 0.1 Fig 5. –typical transient thermal impedance 100 Fig 4. – Typical Reverse Characteristics Tj=125℃ 1.0 Tj=75℃ 0.1 Tj=25℃ 0.001 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig 6. – Typical Junction Capacitance 1000 Junction Capacitance (pF) 100 0.4 0.6 0.8 1.0 1.2 Instantaneous Forward Voltage (V) 10 Number of Cycles at 60Hz 10 0.01 0.01 0.2 Transient thermal impedance(°C/W) Peak forward surge current (A) 60 Hz Resistive or Inductive Load Instantaneous Reverse Current (mA) Average Forward Rectified Current (A) Fig. 1 – Forward Current Derating Curve 10 TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 100 1.0 0.1 0.01 0.1 1.0 10 t,Pulse duration,sec 100 10 0.1 1 10 Reverse Voltage (V) 100 SM320A thru SM3100A 3. dimension: SM320A thru SM3100A 4. Update Record 版次 更新记录 1 第一版 2 1.修正VF测试条件 2.修改结温为150度。 更新作者 更新日期 周杰 2010-4-28 周杰 2010-6-8