GUFB30J SINTERED GLASS JUNCTION PLASTIC RECTIFIER VOLTAGE: 600V CURRENT: 3.0A FEATURE G-3 High temperature metallurgically bonded construction Sintered glass cavity free junction Capability of meeting environmental standard of MIL-S-19500 High temperature soldering guaranteed 350°C /10sec/0.375”lead length at 5 lbs tension Operate at Ta =55°C with no thermal run away Typical Ir<0.1µA MECHANICAL DATA Terminal: Plated axial leads solderable per MIL-STD 202E, method 208C Case: Molded with UL-94 Class V-0 recognized Flame Retardant Epoxy Polarity: color band denotes cathode Mounting position: any Dimensions in millimeters MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (single-phase, half-wave, 60HZ, resistive or inductive load rating at 25°C, unless otherwise stated, for capacitive load, derate current by 20%) SYMBOL GUFB30J units Maximum Recurrent Peak Reverse Voltage Vrrm 600 V Maximum RMS Voltage Vrms 420 V Maximum DC blocking Voltage Vdc 600 V Maximum Average Forward Rectified Current 3/8”lead length at Ta =55°C Peak Forward Surge Current 8.3ms single Half sinewave superimposed on rated load If(av) 3.0 A Ifsm 80.0 A Maximum Instantaneous Forward Voltage at 3.0A Vf 1.7 V Maximum DC Reverse Current at rated DC blocking voltage Ir 10.0 100.0 µA Ta =25°C Ta =150°C Maximuml Reverse Recovery Time (Note 1) Trr 75 nS Typical Junction Capacitance (Note 2) Cj 40.0 pF Typical Thermal Resistance (Note 3) Rth(ja) 20.0 °C /W Tstg, Tj -65 to +175 °C Storage and Operating Junction Temperature Note: 1. Reverse Recovery Condition If =0.5A, Ir =1.0A, Irr =0.25A 2. Measured at 1.0 MHz and applied reverse voltage of 4.0Vdc 3. Thermal Resistance from Junction to Ambient at 3/8”lead length, P.C. Board Mounted Rev.A1 www.gulfsemi.com RATINGS AND CHARACTERISTIC CURVES GUFB30J Rev.A1 www.gulfsemi.com