CS202-4B CS202-4D CS202-4M www.centralsemi.com CS202-4N DESCRIPTION: 4.0 AMP SCR The CENTRAL SEMICONDUCTOR CS202-4B series 200 THRU 800 VOLTS type is an epoxy molded silicon controlled rectifier designed for sensing circuit applications and control systems. MARKING: FULL PART NUMBER TO-202 CASE MAXIMUM RATINGS: (T =25C unless otherwise noted) C CS202 CS202 CS202 CS202 SYMBOL -4B -4D -4M -4N UNITS Peak Repetitive Off-State Voltage V , V 200 400 600 800 V DRM RRM RMS On-State Current (T=85C) I 4.0 A C T(RMS) Peak One Cycle Surge (t=10ms) I 30 A TSM 2 2 2 I t Value for Fusing (t=10ms) It 4.5 A s Peak Gate Power (tp=20s) P 3.0 W GM Average Gate Power Dissipation P 0.2 W G(AV) Peak Gate Current (tp=20s) I 1.2 A GM Critical Rate of Rise of On-State Current di/dt 50 A/s Storage Temperature T -40 to +150 C stg Junction Temperature T -40 to +125 C J Thermal Resistance 80 C/W JA Thermal Resistance 7.5 C/W JC ELECTRICAL CHARACTERISTICS: (T =25C unless otherwise noted) C SYMBOL TEST CONDITIONS MIN TYP MAX UNITS I , I Rated V , V , R=1.0K 10 A DRM RRM DRM RRM GK I , I Rated V , V , R =1.0K, T=125C 200 A DRM RRM DRM RRM GK C I V =12V, R=10 20 38 200 A GT D L I I =50mA, R=1.0K 0.25 2.0 mA T GK H V V =12V, R=10 0.55 0.8 V D L GT V I =8.0A, tp=380s 1.6 1.8 V TM TM dv/dt V = V , R =1.0K, T=125C 10 V/s D DRM GK C R4 (23-January 2012)CS202-4B CS202-4D CS202-4M CS202-4N 4.0 AMP gSCR 200 THRU 800 VOLTS TO-202 CASE - MECHANICAL OUTLINE LEAD CODE: 1) Cathode 2) Anode 3) Gate Tab is common to pin 2 MARKING: FULL PART NUMBER R4 (23-January 2012) www.centralsemi.com