1N4742

1N4728 - 1N4764 Z1110 - Z1200 VZ : 3.3 - 200 Volts PD : 1 Watt FEATURES : * Complete voltage range 3.3 to 200 Volts * High peak reverse power dissipation * High reliability * Low leakage current SILICON ZENER DIODES DO - 41 0.107 (2.7) 0.080 (2.0) 1.00 (25.4) MIN. 0.205 (5.2) 0.166 (4.2) MECHANICAL DATA * Case : DO-41 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.339 gram 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherw ise specified Rating DC Power Dissipation at TL = 50 °C (Note1) Maximum Forward Voltage at IF = 200 mA Maximum Thermal Resistance Junction to Ambient Air (Note2) Junction Temperature Range Storage Temperature Range Symbol PD VF RθJA TJ Ts Value 1.0 1.2 170 - 55 to + 175 - 55 to + 175 Unit Watt Volts K/W °C °C Note : (1) TL = Lead temperature at 3/8 " (9.5mm) from body (2) Valid provided that leads are kept at ambient temperature at a distance of 10 mm from case. Fig. 1 POWER TEMPERATURE DERATING CURVE 1.25 L = 3/8" (9.5mm) PD, MAXIMUM DISSIPATION (WATTS) 1.00 0.75 0.50 0.25 0 25 50 75 100 125 TL, LEAD TEMPERATURE (°C) 150 175 UPDATE : SEPTEMBER 9, 2000 ELECTRICAL CHARACTERISTICS Rating at = 25 ° C ambient temperature unless otherwise specified Nominal Zener Voltage VZ @ IZT IZT (V) (mA)...