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| SSB43L and SSB44 New Product Vishay Semiconductors formerly General Semiconductor High-Current Density Surface Mount Schottky Rectifier DO-214AA (SMB) Cathode Band Reverse Voltage 30 & 40V Forward Current 4.0A Mounting Pad Layout 0.086 (2.20) 0.077 (1.95) 0.155 (3.94) 0.130 (3.30) 0.106 MAX (2.69 MAX) 0.083 MIN (2.10 MIN) 0.180 (4.57) 0.160 (4.06) 0.012 (0.305) 0.006 (0.152) 0.050 MIN (1.27 MIN) 0.220 REF 0.096 (2.44) 0.084 (2.13) Dimensions in inches and (millimeters) 0.060 (1.52) 0.030 (0.76) 0.008 (0.203) Max. Features * * * * 0.220 (5.59) 0.205 (5.21) Low power loss, high efficiency Low profile surface mount package Built-in strain relief For use in low voltage high frequency inverters, free wheeling, and polarity protection applications * Guardring for overvoltage protection * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 Mechanical Data Case: JEDEC DO-214AA molded plastic body Terminals: Solder plated, solderable per MIL-STD750, Method 2026 High temperature soldering guaranteed: 250C/10 seconds at terminals Polarity: Color band denotes cathode end Weight: 0.003 oz., 0.093 g Maximum Ratings and Thermal Characteristics (TA = 25C unless otherwise noted) Parameter Device marking code Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Max. average forward rectified current at TL (See Fig. 1) Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Typical thermal resistance (2) Voltage rate of change (rated VR) Operating junction temperature range Storage temperature range VRRM VRMS VDC IF(AV) IFSM RJA RJL dv/dt TJ TSTG Symbol SSB43L 43L 30 21 30 4.0 100 70 23 10,000 -65 to +150 -65 to +150 SSB44 S44 40 28 40 V V V A A C/W V/s C C Unit Electrical Characteristics (TA = 25C unless otherwise noted) Parameter Maximum instantaneous forward voltage at 4.0A(1) Maximum DC reverse current (1) at rated DC blocking voltage Notes: (1) Pulse test: 300s pulse width, 1% duty cycle (2) Aluminum substrate mounted TJ = 25C TJ = 125C TJ= 25C TJ=125C Symbol VF IR Typ. 0.43 0.33 - 35 Max. 0.45 0.38 0.6 45 Typ. 0.45 0.37 - 25 Max. 0.49 0.42 0.4 40 Unit V mA Document Number 88884 15-Dec-03 www.vishay.com 1 SSB43L and SSB44 Vishay Semiconductors formerly General Semiconductor Ratings and Characteristic Curves (TA = 25C unless otherwise noted) Fig. 1 - Forward Current Derating Curve 6 5 120 Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current Peak Forward Surge Current (A) Average Forward Current (A) 100 80 4 3 60 40 2 1 SSB43L SSB44 0 0 25 50 75 100 125 150 20 0 1 10 100 Lead Temperature (C) Number of Cycles at 60 HZ Fig. 3 - Typical Instantaneous Forward Characteristics 100 1000 Fig. 4 - Typical Reverse Characteristics Instantaneous Reverse Current (mA) Instantaneous Forward Current (A) 100 10 TJ = 150C TJ = 150C TJ = 125C 10 1 TJ = 25C 0.1 SSB43L SSB44 0.1 TJ = 125C 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 SSB43L SSB44 0.01 TJ = 25C 0.001 0 20 40 60 80 100 Instantaneous Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 5 - Typical Junction Capacitance 10000 TJ = 25C f = 1.0 MHZ Vsig = 50mVp-p pF - Junction Capacitance 1000 100 SSB43L SSB44 10 1 10 100 Reverse Voltage (V) www.vishay.com 2 Document Number 88884 15-Dec-03 |
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