CYStech Electronics Corp. Spec. No. : C338AS Issued Date : 2004.03.10 Revised Date : Page No. : 1/1 1.0Amp. Surface Mount Schottky Barrier Diodes CSMASS1XAS Series Features • Low forward voltage drop • High current capability • High reliability • High surge current capability • Glass passivated structure Mechanical Data • Case: Molded plastic SMA. • Solderability : MIL-STD-202 method 208 guaranteed • Epoxy: UL94V-0 rate flame retardant • Polarity: Color band denotes cathode end. • Mounting position: Any. • Weight: 0.064 gram Maximum Ratings and Electrical Characteristics (Rating at 25°C ambient temperature unless otherwise specified. resistive or inductive load. Single phase, half wave, 60Hz, For capacitive load, derate current by 20%. ) Parameter Repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum instantaneous forward voltage @ IF=1A (Note 1) Maximum average forward rectified current @ TL=100℃ Peak forward surge current @8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum DC reverse current at rated DC blocking TJ=25℃ Voltage TJ=100℃ Typical thermal resistance, Junction to lead Typical diode junction capacitance @ f=1MHz and applied 4V reverse voltage Storage temperature Operating temperature CSMASS1XAS Type Symbol CSMA CSMA CSMA CSMA CSMA CSMA CSMA Units SS12 SS13 SS14 SS15 SS16 SS18 SS1B VRRM 20 30 40 50 60 80 100 V VRMS 14 21 28 35 42 56 70 V VR 20 30 40 50 60 80 100 V VF 0.55 0.75 0.82 V IO 1 A IFSM 30 A IR 0.5 10 mA Rth, JL 20 ℃/W CJ 110 pF Tstg TJ -55 ~ +150 -55 ~ +125 ℃ ℃ CYStek Product Specification CYStech Electronics Corp. Spec. No. : C338AS Issued Date : 2004.03.10 Revised Date : Page No. : 2/2 Characteristic Curves Maximum Non-Repetitive Peak Forward Surge Current Forward Current Derating Curve 35 Peak Forward Surge Current---IFSM(A) Average Forward Rectified Current (A) 1 0.9 0.8 0.7 0.6 0.5 0.4 0.3 60Hz, Resistive or Inductive load 0.2 0.1 30 25 20 15 Pulse Width 8.3ms Single Half Sine Wave, JEDEC method 10 5 0 0 0 50 100 Lead Temperature (℃) 150 1 10 Numbers of Cycles at 60Hz Typical Instantaneous Forward Characteristics Typical Reverse Characteristics 10 100 SS12-SS14 Instantaneous Reverse Current (μA) Instantaneous Forward Current (A) 100 SS15-SS16 1 SS18-SS1B 0.1 TJ=25℃, Pulse Width=300μs, 1% Duty Cycle 0.01 T J= 12 5℃ 10 1 TJ=100℃ 0.1 0.01 T J= 25℃ 0.001 0 0.2 0.4 0.6 0.8 1 1.2 1.4 Instantaneous Forward Voltage (V) 0 20 40 60 80 100 120 140 Percentage of Rated Peak Reverse Voltage (%) Typical Junction Capacitance Junction Capacitance (pF) 1000 f=1MHz TJ=25℃ 100 10 0.1 1 10 100 Reverse Voltage (V) CSMASS1XAS CYStek Product Specification CYStech Electronics Corp. Spec. No. : C338AS Issued Date : 2004.03.10 Revised Date : Page No. : 3/3 SMA-1 Dimension Marking : B A Device CSMA CSMA CSMA CSMA SS12 SS13 SS14 SS15 Code SS12 SS13 SS14 SS15 Device CSMA CSMA CSMA SS16 SS18 SS1B Code SS16 SS18 SS1B C D H E 2-Lead SMA-1 Plastic Surface Mounted Package CYStek Package Code: AS F G *:Typical Inches Min. Max. 0.055 0.062 0.098 0.114 0.157 0.181 0.078 0.096 DIM A B C D Millimeters Min. Max. 1.40 1.60 2.50 2.90 4.00 4.60 2.00 2.44 DIM E F G H Inches Min. Max. 0.030 0.060 0.002 0.008 0.188 0.208 0.006 0.012 Millimeters Min. Max. 0.76 1.52 0.051 0.203 4.80 5.28 0.152 0.305 Notes : 1.Controlling dimension : millimeters. 2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office. Material : • Lead : 42 Alloy ; solder plating • Mold Compound : Epoxy resin family, flammability solid burning class:UL94V-0 Important Notice: • All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. • CYStek reserves the right to make changes to its products without notice. • CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. • CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance. CSMASS1XAS CYStek Product Specification