MA5949A

1SMA5913A - 1SMA5957A VZ : 3.3 - 240 Volts PD : 1.5 Watts FEATURES : * Complete Voltage Range 3.3 to 240 Volts www.DataSheet4U.com * High peak reverse power dissipation * High reliability * Low leakage current * Pb / RoHS Free SURFACE MOUNT SILICON ZENER DIODES SMA-L 1.3 ± 0.2 5.4 ± 0.2 4.4 ± 0.2 2.3 ± 0.2 1.8 ± 0.2 2.7 ± 0.2 MECHANICAL DATA : * Case : SMA-L Molded plastic * Epoxy : UL94V-O rate flame retardant * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.060 gram (Approximately) 1.8 ± 0.2 Dimensions in millimeter MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified Rating DC Power Dissipation (Note1) Maximum Forward Voltage at I F = 200 mA Maximum Thermal Resistance Junction to Ambient Air (Note2) Junction Temperature Range Storage Temperature Range Note : 2 (1) TL = Lead temperature at 5.0 mm ( 0.013 mm thick ) copper land areas Symbol PD VF RӨJA TJ TS Value 1.5 1.5 130 - 55 to + 175 - 55 to + 175 Unit W V K/W ºC ºC Fig. 1 POWER TEMPERATURE DERATING CURVE PD, MAXIMUM DISSIPATION (WATTS) 1.5 1.2 0.9 0.6 0.3 0 0 25 50 75 100 125 150 175 5.0 mm2 ( 0.013 mm thick ) copper land areas. TL, LEAD TEMPERATURE (°C) Page 1 of 2 Rev. 01 : February 6, 2006 ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified Nominal Zener Voltage VZ @ IZT IZT (V) 1SMA5913A 1SMA5914A 3.3 3.6 (mA) 113.6 104.2 Maximum Zener Impedance ZZK @ IZK (Ω ) 500 500 500 500 500 500 500 200 200 400 400 5...