2N1770-2N1778, 2N2619 PHASE CONTROL SCR High-reliability discrete products and engineering services since 1977 FEATURES Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number. Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix. MAXIMUM RATINGS Ratings Symbol 2N1770 2N1771 2N1772 2N1773 2N1774 Units Repetitive peak off-state voltage VDRM 25 50 100 150 200 Volts Repetitive peak reverse voltage VRRM 25 50 100 150 200 Volts Non-repetitive peak reverse voltage VRSM 40 75 150 225 300 Volts Symbol 2N1775 2N1776 2N1777 2N1778 2N2619 Units Repetitive peak off-state voltage Ratings VDRM 250 300 400 500 600 Volts Repetitive peak reverse voltage VRRM 250 300 400 500 600 Volts Non-repetitive peak reverse voltage VRSM 350 400 500 600 720 Volts Symbol 2N1770-2N1778, 2N2619 Units RMS on-state current Ratings IT(RMS) 7.4 Amps Average on-state current (nominal) TC = 60°C IT(AV) 4.7 Amps Peak one-cycle surge (non-repetitive) on-state current (60 Hz) ITSM 60 Amps Peak one-cycle surge (non-repetitive) on-state current (50 Hz) ITSM 52 Amps Critical rate of rise of on-state current (repetitive) di/dt 40 A/µs 2 I t (for fusing), 8.3ms It 2 15 A sec Peak gate power dissipation PGM 5 Watts Average gate power dissipation PG(AV) 0.5 Watts Peak forward gate voltage VFGM 10 Volts Peak forward gate current IFGM 2 Amps Peak reverse gate voltage VRGM 10 Volts Storage temperature Tstg -65 to +150 °C Operating temperature TJ -65 to +125 °C Mounting torque - 15 Inch-pounds Mounting torque - 17.5 kg-cm ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified) 2 Characteristics Voltage-Blocking state maximum Forward leakage, peak Reverse leakage, peak Symbol Test Conditions 2N1770 2N1771 2N1772 2N1773 2N1774 Units IDRM TJ = 125°C, VD = VDRM 9.0 9.0 9.0 8.0 6.0 mA IRRM TJ = 125°C, VR = VRRM 9.0 9.0 9.0 8.0 6.0 mA Characteristics Voltage-Blocking state maximum Forward leakage, peak Reverse leakage, peak Symbol Test Conditions 2N1775 2N1776 2N1777 2N1778 2N2619 Units IDRM TJ = 125°C, VD = VDRM 5.0 4.0 2.0 2.0 2.0 mA IRRM TJ = 125°C, VR = VRRM 5.0 4.0 2.0 2.0 2.0 mA Rev. 20160531 High-reliability discrete products and engineering services since 1977 Characteristics Symbol 2N1770-2N1778, 2N2619 PHASE CONTROL SCR Test Conditions Min 2N1770-2N1778, 2N2619 Typ Max Units Current- Conducting state Holding current Peak on state voltage Switching Turn-off time IH VD = 6V, TJ = 25°C - 8.0 - mA VTM - 1.6 1.85 Volts - 15 - µs Turn-on time ton - 1.0 - µs dv/dt TJ = 25°C, ITM = 15A TJ = 125°C Reapplied dv/dt = 20V/µs Gate supply: 7V, 20 Ω 0.1 µs rise time - - 20 - V/µs Rth(j-c) - - 1.5 3.1 °C/Watt VD = 12V, RL = 250Ω, TJ = -65°C VD = 12V, RL = 250Ω,TJ = 125°C VD = 12V, RL = 250Ω,TJ = 25°C VD = 12V, RL = 250Ω, TJ = 25°C VD= VDRM, RL = 250Ω, TJ = 125°C 0.3 20 4 10 1.3 0.7 30 8 15 2.0 - Typical critical dv/dt exponential to VDRM Thermal Maximum thermal resistance, Junction to case tq Gate- Maximum parameters Gate current to trigger IGT Gate voltage to trigger Non-triggering gate voltage VGT VGD mA Volts Volts MECHANICAL CHARACTERISTICS Case: TO-64 Marking: Alpha-numeric Polarity Anode is stud Rev. 20160531 High-reliability discrete products and engineering services since 1977 2N1770-2N1778, 2N2619 PHASE CONTROL SCR Rev. 20160531

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