SM320B thru SM3100B 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-214AA / SMB molded plastic over glass die Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end We declare that the material of product compliance Mounting Position: Any with ROHS requirements Weight: 0.098 g Handling precautin:None Electrical Characteristic 1.Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol SM320B SM330B SM340B SM350B SM360B SM380B SM3100B device marking code Unit SM320B SM330B SM340B SM350B SM360B SM380B SM3100B Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 80 100 V Maximum RSM voltage VRSM 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 0.375" (9.5mm) lead length (See fig. 1) IF(AV) 3.0 A IFSM 80 A Typical thermal resistance (Note 1) RθJA 50 °C/W Operating junction and storage temperature range TJ, TSTG –40 to +150 °C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol SM320B SM330B SM340B SM350B SM360B SM380B SM3100B Unit Maximum instantaneous forward voltage at 3.0A VF Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C IR 0.5 10.0 mA Typical junction capacitance at 4.0V, 1MHz CJ 110 PF 0.50 NOTES: 1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted 0.70 0.85 V SM320B thru SM3100B 2.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current 3.0 40 0 0 100 Instantaneous Forward Current (A) TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 80 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=100℃ 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 SM320B thru SM3100B 3. dimension: SM320B thru SM3100B 4. Update Record 版次 更新记录 更新作者 更新日期 1 第一版 周杰 2011-4-9