1SMA4744A

1SMA4728A-1SMA4764A VZ : 3.3 - 100Volts PD : 1 Watt FEATURES : * Complete voltage range 3.3 to 100 volts * High peak reverse power dissipation * High reliability * Low leakage current * Standard zener voltage tolerance is ± 5%. * Pb / RoHS Free SURFACE MOUNT ZENER DIODES SMA (DO-214AC) 5.0 ± 0.15 4.5 ± 0.15 1.1 ± 0.3 1.2 ± 0.2 2.6 ± 0.15 2.1 ± 0.2 0.2 ± 0.07 MECHANICAL DATA * Case : SMA (DO-214AC) Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Lead formed for Surface mount * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.064 gram 2.0 ± 0.2 Dimensions in millimeter MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified Rating DC Power Dissipation at TL = 75 °C (Note1) Maximum Forward Voltage at IF = 200 mA Junction Temperature Range Storage Temperature Range Symbol PD VF TJ Ts Value 1.0 1.2 - 55 to + 150 - 55 to + 150 Unit W V °C °C Note : (1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads. Fig. 1 PD, MAXIMUM DISSIPATION (WATTS) 1.25 1.00 0.75 0.50 0.25 0 0 MAXIMUM CONTINUOUS POWER DERATING P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pads 25 50 75 100 125 150 175 TL, LEAD TEMPERATURE (°C) Page 1 of 2 Rev. 02 : April 1, 2005 http://www.Datasheet4U.com ELECTRICAL CHARACTERISTICS Type Device Marking 728A 729A 730A 731A 732A 733A 734A 735A 736A 737A 738A 739A 740A 741A 742A 743A 744A 745A 746A 747A 748A 749A 750A 751A 752A 753A 754A 755A 756A 757A 758A ...