SB320S thru SB360S Vishay Semiconductors New Product formerly General Semiconductor Schottky Barrier Rectifier Reverse Voltage 20 to 60V Forward Current 3.0A DO-204AC (DO-15) 0.034 (0.86) 0.028 (0.71) Dia. 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 overvoltage protection * 3 Amp Schottky rectifier in smaller DO-204AC (DO-15) package 1.0 (25.4) min. 0.300 (7.6) 0.230 (5.8) Mechanical Data Case: JEDEC DO-204AC molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 High temperature soldering guaranteed: 250C/10 seconds 0.375" (9.5mm) lead length, 5lbs. (2.3kg) tension Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.04oz., 1.12g 0.140 (3.6) 0.104 (2.6) Dia. 1.0 (25.4) min. Dimensions in inches and (millimeters) Maximum Ratings and Thermal Characteristics (T Parameter A = 25C unless otherwise noted) Symbol SB320S SB330S SB340S SB350S SB360S Unit Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 V Maximum RMS voltage VRMS 14 21 28 35 42 V Maximum DC blocking voltage VDC 20 30 40 50 60 V Maximum average forward rectified current at 0.375 (9.5mm) lead length (See Fig.1) IF(AV) 3.0 A Peak forward surge current 8.3s single half sine-wave superimposed on rated load (JEDEC Method) IFSM 100 A Typical thermal resistance (2) RJA RJL 40 12 C/W Operating junction temperature range TJ Storage temperature range Electrical Characteristics -65 to +125 TSTG -65 to +150 -65 to +150 C C (TA = 25C unless otherwise noted) Parameter Symbol SB320S SB330S SB340S SB350S SB360S (1) Maximum instantaneous forward voltage at 3.0A VF Maximum instantaneous reverse current at rated DC blocking voltage (1) IR TA = 25C TA = 100C 0.50 0.74 0.5 20 Unit V mA 10 Notes: (1) Pulse test: 300s pulse width, 1% duty cycle (2) Thermal resistance from junction to lead vertical P.C.B. mounting, 0.500" (12.7mm) lead length with 2.5 x 2.5" (63.5 x 63.5mm) copper pad Document Number 88819 18-Mar-03 www.vishay.com 1 SB320S thru SB360S Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Fig. 2 - Maximum Non-repetitive Peak Forward Surge Current Average Forward Current (A) 4.0 Resistive or Inductive Load 0.375" (9.5mm) lead length 3.0 2.0 1.0 SB320 - SB340 SB350 & SB360 Peak Forward Surge Current (A) Fig. 1 - Forward Current Derating Curve 0 100 TJ = TJ max. 8.3ms single half sine-wave (JEDEC Method) 80 60 40 20 10 75 100 125 50 Lead Temperature (C) 25 0 150 175 1 TJ = 125C 10 Pulse Width = 300s 1% Duty Cycle 1 TJ = 25C 0.1 SB320 - SB340 SB350 & SB360 0.01 0 Junction Capacitance (pF) 1,000 0.2 0.4 0.6 0.8 1.0 1.2 1.4 TJ = 75C 0.1 TJ = 25C 0.01 SB320 - SB340 SB350 & SB360 0.001 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig. 5 - Typical Junction Capacitance Fig. 6 - Typical Transient Thermal Impedance SB320 - SB340 SB350 & SB360 1 10 Reverse Voltage (V) www.vishay.com 2 TJ = 125C 1 Instantaneous Forward Voltage (V) 100 0.1 10 1.6 TJ = 25C f = 1.0 MHz Vsig = 50mVp-p 10 Instantaneous Reverse Current (mA) 50 100 Fig. 4 - Typical Reverse Characteristics 100 Transient Thermal Impedance (C/W) Instantaneous Forward Current (A) Fig. 3 - Typical Instantaneous Forward Characteristics 10 Number of Cycles at 60 Hz 100 10 1 0 1 0.1 10 t, Pulse Duration (sec.) 100 Document Number 88819 18-Mar-03