RB161L-40 SILICON EPITAXIAL PLANAR SCHOTTKY BARRIER DIODE FOR HIGH FREQUENCY RECTIFICATION AND SWITCHING POWER SUPPLY Features • Compact power mold type • Ultra low VF • VRM = 40 V guaranteed Maximum Ratings and Electrical Characteristics Ratings at 25OC ambient temperature unless otherwise specified. Single phase, half wave, resistive or inductive load, For capacitive load, derate by 20% Parameter Symbol Value Unit Peak Reverse Voltage VRM 40 V DC Blocking Voltage VR 20 V IO 1 A Peak Forward Surge Current IFSM 70 A Maximum Forward Voltage at IF = 1 A VF 0.4 V Maximum Reverse Current at VR = 20V IR 1 mA Operating Junction Temperature Range TJ 125 O Storage Temperature Range TS - 40 to + 125 O Mean Rectifying Current 1) 1) C C When mounting on PCB SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 14/04/2008 RB161L-40 100m 10 Ta=125 C 10m Reverse Current: I R (A) C 100m -25 C 25 C 75 C Ta =1 25 Forward Current: I F (A) 1 10m 75 C 1m 25 C 100 1m 10 -25 C 1 0 0.1 0.2 0.3 0.4 0.5 0 10 20 30 40 50 Reverse Voltage: VR (V) Fig. 2 Reverse Characteristics Forward Voltage: VF (V) Fig. 1 Forward Characteristics 1n 0.5 DC Forward Power Dissipation: P F (W) Terminal Capacitance: CT (F) D=0.8 100p 0.4 5 0 10 15 20 25 30 35 Reverse Power Dissipation: P R (W) Tj =Tj Max. 0 0.40 D=0.05 D=0.1 D=0.2 D=0.3 D=0.5 VR Tp T 0.30 Tj =Tj Max. D=Tp / T DC 0.20 sine 0.10 D=0.8 0 0 2 4 6 8 10 12 14 16 18 20 Reverse Voltage: VR (V) Fig. 5 Reverse Power Dissipation Characteristics Average Rectified Forward Current: I O (A) VR D=0.1 D=0.05 0.2 IF IO Tp 0.1 T D=Tp / T Tj =Tj Max. 0.2 0 0.4 0.6 0.8 1.0 1.2 1.4 1.6 Average Rectified Forward Current: I O (A) Fig. 4 Forward Power Dissipation Characteristics Reverse Voltage: VR (V) Fig. 3 Capacitance Between Terminals Characteristics 0.50 D=0.3 D=0.2 0.3 0 10p D=0.5 sine 2.0 IF IO Tp T DC D=Tp / T VR=VRM / 2 1.5 D=0.8 D=0.5 1.0 sine D=0.3 D=0.2 0.5 D=0.1 D=0.05 0 0 25 50 75 100 125 Ambient Temperature: Ta ( C) Fig. 6 Derating Curve (When Mounting On Glass Epoxy PCBs) SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) ® Dated : 14/04/2008