PSD520S thru PSD521S SURFACE MOUNT SCHOTTKY BARRIER DIODES SMALL SIGNAL SCHOTTKY DIODES 200m AMPERES 30 VOLTS SOD-523 .059(1.50) .067(1.70) .006(0.15) .0098(0.25) .043(1.10) .051(1.30) .0098(0.25) .014(0.35) 1 .028(0.70) .035(0.90) 2 .012(0.50) .028(0.70) .003(0.07) .008(0.20) FEATURES DESCRIPTION Extremely High Switching Speed Low Forward Voltage and Low Reverse Current High Reliability. Schottky Barrier Diodes Encapsulated in a SOD-523 Package These schottky barrier diodes are designed for high speed Switching applications circuit protection, and voltage clamping, Extremely low forward voltage reduces conduction loss, Miniature surface mount package is excellent for hand held and Portable applications where space is limited MAXIMUM RATING (TA=25 C unless otherwise noted) o SYMBOL CHARACTERISTICS VALUE UNITS VR 30 Volts IF(AV) 200 mA Reverse Voltage Average Rectified Forward Current (1) IFSM 1.0 Operating Junction Temperature Range TJ 125 0 Storage Temperature Range Tstg -40 to +125 0 Peak Forward Surge Current A C C ELECTRICAL CHARACTERISTICS (TA=25 C unless otherwise noted) o CHARACTERISTICS Reverse Breakdown Voltage (IR = 100 A) SYMBOL Min V(BR)R 30 Max UNITS Volts Forward Voltage IF = 200mA PSD520S PSD521S VF 0.60 0.50 Volts Reverse Leakage VR = 10V PSD520S PSD521S IR 1.0 30.0 Adc NOTE 1. 60Hz for 1 Device Marking Eqivalent Circuit diagram Item PSD520S/PSD521S www.paceleader.tw 1 1 2 PSD520S thru PSD521S SURFACE MOUNT SCHOTTKY BARRIER DIODES RATING AND CHARACTERISTICS CURVES PSD520S THRU PSD521S Electrical characteristic curves (Ta = 25 C) Io CURRENT (%) FORWARD CURRENT : IF (A) PSD520S/PSD521S AMBIENT TEMPERATURE : Ta (C) FORWARD VOLTAGE : VF (V) Fig 1. De rating curve (mounting on glas s e poxy PCBs ) Fig. 2 Forward characteristics PSD520S/PSD521S REVERS E CURRENT : IR (A) CAPACITANCE BETWEEN TERMINALS : CT (pF) PSD520S/PSD521S REVERS E VOLTAGE : VR(V) REVERS E VOLTAGE : VR(V) Fig. 3 Reverse characteristics www.paceleader.tw Fig. 4 Capacitance between terminals characteristics 2