Diodes SMD Type Schottky Diodes RB491D (KB491D) SOT-23 Unit: mm +0.1 2.9 -0.1 +0.1 0.4 -0.1 ■ Features 1 0.55 ● Low Forward Voltage ● Low Reverse Current +0.1 1.3 -0.1 +0.1 2.4 -0.1 ● Small surface mounting type 0.4 3 2 +0.1 0.95 -0.1 +0.1 1.9 -0.1 +0.05 0.1 -0.01 +0.1 0.97 -0.1 ● High Reliability 0-0.1 3 2 +0.1 0.38 -0.1 1 ■ Absolute Maximum Ratings Ta = 25℃ Parameter Symbol Rating VRRM 25 VR 20 Peak Reverse Voltage DC Reverse Voltage Mean Rectifying Current Peak Forward Surge Current Junction Temperature Storage Temperature range IF 1 IFSM 3 TJ 150 Tstg -55 to 150 Unit V A ℃ ■ Electrical Characteristics Ta = 25℃ Parameter Symbol Test Conditions Min Typ Max Reverse breakdown voltage VR IR= 100 uA 25 Forward voltage VF IF= 1A 0.45 Reverse voltage leakage current IR VR=20 V 200 Unit V uA ■ Marking Marking D2E www.kexin.com.cn 1