SD103A THRU SD103C Shanghai Lunsure Electronic Technology Co.,Ltd Tel:0086-21-37185008 Fax:0086-21-57152769 Features l Low Reverse Recovery Time l Low Reverse Capacitance l Low Forward Voltage Drop Small Signal Schottky Diodes l Guard Ring Construction for Transient Protection Mechanical Data l Case: DO-35, Glass DO-35 l Terminals: Solderable per MIL-STD-202, Method 208 l Polarity: Indicated by Cathode Band Maximum Ratings @ 25oC Unless Otherwise Specified D Characteristic Symbol Peak Repetitive Reverse Voltage VRRM Working Peak Reverse Voltage VRWM DC Blocking Voltage VR RMS Reverse Voltage VR(RMS) Maximum sigle cycle surge 60Hz sine wave IFSM 15A Power Dissipation(Note 1) Thermal Resistance, Junction to Ambient Pd 400mW R 300K/W Junction Tmperature Tj 125 C Operation/Storage Temp. Range SD103A SD103B SD103C 40V 30V 20V A Cathode Mark 28V 21V 14V B D o C o TSTG -55 to +150 C Electrical Characteristics @ 25oC Unless Otherwise Specified Charateristic Symbol Type SD103A Leakage SD103B Current SD103C Maximum Forward Max 5.0uA IR VF M ----- ----- Voltage Drop VR =30V 5.0uA VR =20V 5.0uA VR =10V 0.37V IF =20mA 0.60V IF =200mA Junction Capacitance Cj 50pF ----- Reverse Recovery Time t rr 10ns ----- DIMENSIONS Test Condition DIM A B C D INCHES MIN ------1.000 VR =0V, f=1.0MHz IF =IR =50mA, recover to 200mA/0.1IR Note: 1. Valid provided that electrodes are kept at ambient temperature www.cnelectr.com MAX .166 .079 .020 --- MM MIN ------25.40 MAX 4.2 2.00 .52 --- NOTE SD103A thru SD103C Figure 1. Typical variation of forward current vs. Forward. Voltage for primary conduction through the schottky barrier Figure 2. Typical high current forward conduction curve tp=300ms,duty cycle=2% IF(mA) A Tj= 25 C IF IF VF VF Figure 3. Typical non repetitive forward surge current versus pulse width A mA IF IF ms tp www.cnelectr.com VR SD103A thru SD103C Figure 5. Blocking deration versus temperature at various average forward currents V VR TA Figure 6. Typical capacitance versus reverse voltage pF Ctot www.cnelectr.com