GBU4A thru GBU4G Silicon Bridge Rectifier VRRM = 50 V - 1000 V IF =4 A Features • Plastic package has Underwriters Laboratory Flammability Classification 94V-0 • Types up to 1000 V VRRM • Ideal for printed circuit board • High surge overload rating • High temperature soldering guaranteed: 260⁰C/ 10 seconds, 0.375(9.5mm) lead length • Glass passivated chip junction • High case dielectric strength 1500 VRMS GBU Package Mechanical Data Case: Molded plastic body over passivated junctions Mounting position: Any Terminals: Plated leads, solderable per MIL-STD-750 Method 2026 guaranteed Maximum ratings, at Tj = 25 °C, unless otherwise specified Conditions GBU4A GBU4B GBU4D GBU4G Unit VRRM 50 100 200 400 V VRMS 35 70 140 280 V Parameter Symbol Repetitive peak reverse voltage RMS reverse voltage DC blocking voltage VDC 50 100 200 400 V Continuous forward current IF TC ≤ 100 °C 4 4 4 4 A Surge non-repetitive forward current, Half Sine Wave IF,SM TC = 25 °C, tp = 8.3 ms 150 150 150 150 A Operating temperature Storage temperature Tj Tstg -55 to 150 -55 to 150 -55 to 150 -55 to 150 -55 to 150 -55 to 150 -55 to 150 -55 to 150 °C °C Electrical characteristics, at Tj = 25 °C, unless otherwise specified Parameter Conditions GBU4A GBU4B GBU4D GBU4G Unit IF = 4 A, Tj = 25 °C VR = 50 V, Tj = 25 °C VR = 50 V, Tj = 125 °C 1.1 5 500 1.1 5 500 1.1 5 500 1.1 5 500 V RthJA 22.0 22.0 22.0 22.0 RthJL 4.2 4.2 4.2 4.2 Symbol Diode forward voltage VF Reverse current IR μA Thermal characteristics Thermal resistance, junction case www.genesicsemi.com 1 °C/W GBU4A thru GBU4G www.genesicsemi.com 2