SB345-A SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE: 45V CURRENT: 3.0A FEATURE SMA/DO--214AC Plastic package has Underwriters Laboratory Flammability Classification 94V-0 For surface mounted applications Low profile package Built-in strain relief Low power loss, high efficiency High current capability, low forward voltage drop High surge capability For use in low voltage high frequency inverters, free wheeling, and polarity protection applications Guard ring for over voltage protection High temperature soldering guaranteed: 250ºC /10 seconds at terminals MECHANICAL DATA Case: JEDEC DO-214AC molded plastic body Terminals: Solder plated, solder able per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (single-phase, half-wave, 60HZ, resistive or inductive load rating at 25ºC, unless otherwise stated, for capacitive load, derate current by 20%) Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load Maximum Forward Voltage atrated Forward current (Note 1) Maximum DC Reverse Current at rated DC blocking voltage Ta =25ºC Ta =100ºC Typical Thermal Resistance (Note 2) Storage and Operating Temperature Range SYMBOL SB345-A units Vrrm Vrms Vdc If(av) 45 31.5 45 3.0 V V V A Ifsm 100.0 A Vf 0.5 V Ir 0.5 10.0 mA Rth(ja) Tj, Tstg 55.0 -55 to +150 ºC /W ºC NOTE: 1. Pulse test: 300µs pulse width, 1% duty cycle 2. P.C.B. mounted with 0.2 x 0.2inches (5.0 x 5.0mm) copper pad areas Rev.A1 www.gulfsemi.com RATINGS AND CHARACTERISTIC CURVES SB345-A Rev.A1 www.gulfsemi.com