SB491D SILICON EPITAXIAL PLANAR SCHOTTKY BARRIER DIODE for low power rectification and switching power supply power supply applications Feature • 3 Ultra Low VF 2 1 SOT-23 Plastic Package Marking Marking Code: FJ Absolute Maximum Ratings (Ta= 25OC) Parameter Symbol Value Unit Peak Reverse Voltage VRM 25 V DC Reverse Voltage VR 20 V DC Forward Current IF 1 A IFSM 3 A Junction Temperature Tj 125 O Storage Temperature Range Ts -40 to +125 O Peak Forward Surge Current 1) 1) C C 60Hz for 1 Characteristics at Ta = 25 OC Parameter Symbol Min Max Unit Forward Voltage at IF = 1 A VF - 0.45 V Reverse Current at VR = 20 V IR - 200 µA Note: ESD sensitive product handling required. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 13/12/2005 SB491D SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 13/12/2005