2N1772A 2N1774A 2N1776A 2N1777A SILICON CONTROLLED RECTIFIER 8 AMP, 100 THRU 400 VOLTS w w w. c e n t r a l s e m i . c o m DESCRIPTION: The CENTRAL SEMICONDUCTOR 2N1772A Series types are reverse blocking triode thyristors, designed for use in low power switching and phase control applications requiring blocking voltages up to 400 volts, and RMS load currents up to 8 amps. MARKING: FULL PART NUMBER TO-64 CASE MAXIMUM RATINGS: (TC=25C unless otherwise noted) SYMBOL Peak Repetitive Off-State Voltage VDRM, VRRM Peak Non-Repetitive Off-State Voltage VDRM, VRRM Peak Forward Voltage 2N1772A 2N1774A 100 200 150 2N1776A 2N1777A UNITS 300 400 V 300 400 500 V VFM VGFM, VGRM 480 10 V IT(RMS) IO 8.0 A 4.7 A Peak Forward Gate Current IGFM 2.0 A Peak Forward Surge Current IFSM I2t 60 A 15 A2s 5.0 W 0.5 W Peak Gate Voltage RMS On-State Current Average On-State Current (TC=105C) I2t Value for Fusing, tp=8.3ms Peak Gate Power Dissipation Average Gate Power Dissipation Operating and Storage Junction Temperature Thermal Resistance PGM PG(AV) TJ, Tstg JC ELECTRICAL CHARACTERISTICS: (TC=25C unless otherwise noted) SYMBOL TEST CONDITIONS MIN IDRM, IRRM VDRM, VRRM=100V IDRM, IRRM VDRM, VRRM=200V IDRM, IRRM VDRM, VRRM=300V V -40 to +150 C 3.1 C/W MAX 9.0 UNITS mA 6.0 mA 4.0 mA IDRM, IRRM IGT VDRM, VRRM=400V VAK=12V, RL=250 2.0 mA 15 mA VGT 2.0 V VTM VAK=12V, RL=250 IT=15A IH IT=100mA 1.85 V 25 mA R1 (16-March 2011) 2N1772A 2N1774A 2N1776A 2N1777A SILICON CONTROLLED RECTIFIER 8 AMP, 100 THRU 400 VOLTS TO-64 CASE - MECHANICAL OUTLINE MARKING: FULL PART NUMBER R1 (16-March 2011) w w w. c e n t r a l s e m i . c o m