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 1. Product pro?le 1.1 General description Planar Maximum Ef?ciency General Application (MEGA) Schottky barrier recti?er with an integrated guard ring for stress protection, encapsulated in a SOD523 (SC-79) ultra small and ?at lead Surface-Mounted Device (SMD) plastic package. 1.2 Features n Average forward current: IF(AV) ≤ 0.2 A n Reverse voltage: VR ≤ 30 V n Low reverse current: IR ≤ 30 μA n AEC-Q101 quali?ed n Ultra small and ?at lead SMD plastic package 1.3 Applications n Low current recti?cation n High ef?ciency DC-to-DC conversion n Switch Mode Power Supply (SMPS) n Reverse polarity protection n Low power consumption applications 1.4 Quick reference data [1] Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, mounting pad for cathode 1 cm2. [2] Pulse test: tp ≤ 300 μs; δ≤0.02. RB521S30 200 mA low VF MEGA Schottky barrier recti?er Rev. 01 — 6 October 2009 Product data sheet Table 1. Quick reference data Tj =25°C unless otherwise speci?ed. Symbol Parameter Conditions Min Typ Max Unit IF(AV) average forward current square wave; δ = 0.5; f=20kHz Tamb ≤ 120 °C [1] - - 0.2 A Tsp ≤ 140 °C - - 0.2 A IR reverse current VR = 10 V - 2.5 30 μA VR reverse voltage - - 30 V VF forward voltage IF = 0.2 A [2] - 420 500 mV |