CS55D

DATA SHEET CS55B CS55D SILICON CONTROLLED RECTIFIER 0.8 AMPS, 200 AND 400 VOLTS TO-92 CASE DESCRIPTION The CENTRAL SEMICONDUCTOR CS55B series type are epoxy molded silicon controlled rectifiers designed for applications requiring a low gate sensitivity. MAXIMUM RATINGS (TA=25°C unless otherwise noted) SYMBOL Peak Repetitive Off-State Voltage RMS On-State Current (TC=60oC) Peak One Cycle Surge (t=10ms) I2t Value for Fusing (t=10ms) VDRM,VRRM IT(RMS) ITSM I2t PGM PG(AV) IGM VGM Tstg TJ ΘJA ΘJC CS55B 200 0.8 10 0.24 2.0 0.1 1.0 8.0 -40 to +125 -40 to +125 200 100 CS55D 400 UNITS V A A A2s W W A V °C °C °C/W °C/W Peak Gate Power (tp=10µs) Average Gate Power Dissipation Peak Gate Current (tp=10µs) Peak Gate Voltage (tp=10µs) Storage Temperature Junction Temperature Thermal Resistance Thermal Resistance ELECTRICAL CHARACTERISTICS (TA=25°C unless otherwise noted) SYMBOL IDRM,IRRM IDRM,IRRM IGT IH VGT VTM dv/dt TEST CONDITIONS Rated VDRM,VRRM, RGK=1KΩ VD=12V RGK=1KΩ VD=12V ITM=1.0A MIN TYP MAX 1.00 100 200 5.00 0.8 1.70 25 µA µA mA V V V/µs UNITS µA Rated VDRM,VRRM, RGK=1KΩ, TC=125°C VD=.67 x VDRM, RGK=1KΩ, TC=125°C (SEE REVERSE SIDE) R1 CS55B / CS55D SILICON CONTROLLED RECTIFIER RMS ON-STATE CURRENT vs. CASE TEMPERATURE 1 IT (RMS), RMS ON-STATE CURRENT (A) 2 MAXIMUM ON-STATE CHARACTERISTICS ITM, ON-STATE CURRENT (A) 0.8 1.5 0.6 1 0.4 TC=125°C 0.5 TC=25°C 0.2 0 0 25 50 75 100 125 150 TC, CASE TEMPERATURE (°C) 0 0 0.5 1 1.5 2 2.5 VTM, ON-STATE VOLTAGE (V) TO-92 PACKAGE - MECHANICAL OUTLINE A B 123 DIMENSIONS INCHES MILLIMETERS MIN MAX MIN MAX 0.175 0.205 4.45 5.21 0.170 0.210 4.32 5.33 0.500 12.70 0.016 0.022 0.41 0.56 0.100 2.54 0.050 1.27 0.125 0.165 3.18 4.19 0.080 0.105 2.03 2.67 0.015 0.38 TO-92 (REV: R1) 1) Anode 2) Gate 3) Cathode C D E F G H SYMBOL A (DIA) B C D E F G H I Lead Code: I R1