BAS521

BAS521 High Voltage Switching Diode 2 FEATURES  Ultra small plastic SMD package  High continuous reverse voltage: 300V  Repetitive peak forward current: 250 mA 1.Cathode 2.Anode 1  High switching speed: max. 50ns ■ Simplified outline(SOD-523) Top View APPLICATIONS   High speed switching. High voltage switching. MAXIMUM RATING @ Ta=25℃ unless otherwise specified Parameter Repetitive peak reverse voltage Continuous reverse voltage Continuous forward current Repetitive forward current Ts≤90°C; Note 1 tp=1ms Non-repetitive peak forward surge current tp=1ms; square wave; Tj=25°C prior to surge Total power dissipation Ts≤90°C; Note 1 Junction temperature Storage And operating ambient temperature Symbol Limits Unit VRRM 300 V VR 300 V IF 250 mA IFRM 1 A IFSM 4.5 A Ptot 500 mW Tj 150 ℃ Tstg, Tamb -65 to +150 ℃ Note 1. Ts is the temperature at the soldering point of the cathode tab. ■ Marking Marking www.slkormicro.com L4 1 Rev.1 -- 09 June 2017 BAS521 ELECTRICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified Parameter Symbol Conditions Min. Typ. breakdown voltage VBR IR=100uA 300 340 Forward voltage VF IF=100mA 0.95 1.1 V VR=250V 30 150 nA Reverse current IR 40 100 μA VR=250V,TJ=150 ℃ Diode capacitance Reverse recovery time Max. Unit V Cd VR=0,f=1MHz 0.4 5 pF trr when switched from IF=30 mA to IR=30mA; RL=100W; measured at IR=3mA 16 50 ns TYPICAL CHARACTERISTICS @ Ta=25℃ unless otherwise specified www.slkormicro.com 2 Rev.1 -- 09 June 2017 BAS521 www.slkormicro.com 3 Rev.1 -- 09 June 2017 BAS521 PACKAGE OUTLINE Plastic surface mounted package SOD-523 SOD-523 Dim Min Max A 1.10 1.30 B 0.70 0.90 C 0.50 0.70 D 0.25 0.35 E 0.15 0.25 J 0.05 0.15 K 1.50 1.70 All Dimensions in mm SOLDERING FOOTPRINT Unit: mm www.slkormicro.com 4 Rev.1 -- 09 June 2017