1SMA5949B

SURFACE ZENER DIODE RoHS 1SMA5913B Thru 1SMA5957B 1.5watts FEATURES Voltage Range 3.3 to 240 Volts High peak reverse power dissipation High reliability Low leakage current MECHANICAL DATA Molded plastic body (UL 94 V-0 Rated) Polarity: Color Band denotes Cathode end Weight: 0.060 grams 1.3 ± 0.2 5.3 ± 0.35 4.2 ± 0.25 1.6 ± 0.25 2.6 ± 0.15 2.3 ± 0.2 SMA Dimensions in millimeters MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS Rating at 25°C ambient temperature unless otherwise specified . Single phase, half wave,60Hz, resistive or inductive load. For capactitive load, derate current by 20% Parameter DC Power Dissipation @ TL = 75°C Measured zero lead length (1" square copper pad, FR -4 board) (Note: Derates 20mW per °C over 75°C) Thermal Resistance Junction to Lead DC Power Dissipation @ TA = 25°C (FR-4 Board) (Note: Derates 4mW per °C over 25°C) Thermal Resistance Junction to Ambient Maximum Average Forward Voltage at IF = 200 mA Operating Temperature Range Symbol PD R0JL PD R0JA VF TJ 1SMA5913B ~ 1SMA5957B 1.5 50 0.5 250 1.5 -65°C to +150°C Unit W ºC/W W ºC/W V ºC Storage Temperature Range TSTG -65°C to +150°C ºC 1.6 ± 0.25 MAXIMUM RATINGS CURVE PD, MAXIMUM DISSIPATION, (W) Fig. 1 POWER TEMPERATURE DERATING CURVE 1.5 1.2 0.9 0.6 Ta 0.3 TL 0 0 25 50 75 100 125 150 175 T. TEMPERATURE (°C) Page 1 of 2 RFE International Tel:(949) 833-1988 Fax:(949) 833-1788 E-Mail [email protected] C3BR01 2013.08.06 SURFACE ZENER DIODE RoHS 1SMA5913B...