ZOWIE Schottky Barrier Diode (20V~40V / 300mA) USCD032H THRU USCD034H OUTLINE DIMENSIONS FEATURES 0.05 1.6 ± 0.1 20 0.70 Typ. R 0. 0.35 ± 0.05 APPLICATION Switching mode power supply applications Portable equipment battery applications High frequency rectification DC / DC Converter Telecommunication 0.35 ± 0.05 0.03 + 0.2 0.60 - 0.1 * * * * * Unit : mm Case : 0603 Halogen-free type Compliance to RoHS product Lead less chip form, no lead damage Low power loss, High efficiency High current capability, low VF Plastic package has Underwriters Laboratory Flammability Classification 94V-0 0.90 ± 0.1 * * * * * * Equivalent : SOD-523 MARKING MECHANICAL DATA Case : Packed with FRP substrate and epoxy underfilled Terminals : Pure Tin plated (Lead-Free), solderable per MIL-STD-750, Method 2026. Polarity : Laser Cathode band marking Weight : 0.003 gram Voltage class Cathode mark C . Amps class Halogen-free type PACKING * 3,000 pieces per 7" (178mm ± 2mm) reel * 5 reels per box * 6 boxes per carton o Absolute Maximum Ratings (Ta = 25 C) Rating ITEM Symbol Repetitive peak reverse voltage VRRM Average forward current IF(AV) Peak forward surge current IFSM Junction temperature Conditions USCD032H Unit USCD034H 20 40 8.3ms single half sine-wave V 300 mA 2.0 A Tj 125 Operating temperature range Topr -40 to +125 Storage temperature range TSTG -40 to +125 o C o Electrical characteristics (Ta = 25 C) ITEM Forward voltage Repetitive peak reverse current Junction capacitance Symbol VF Conditions Min. Typ. Max. Unit IF = 100mA IF = 200mA IF = 300mA - 0.38 0.43 0.47 0.50 V VR = @ 10V , Ta = 25 oC - 1 20 uA VR = Max. VRRM , Ta = 25 oC - 8 50 uA VR = 4V, f = 1.0 MHz - 35 - pF Junction to ambient - 160 - o C/W - o C/W IRRM Cj Rth(JA) Thermal resistance Rth(JL) REV. 0 Junction to lead - 110 2007/11 ZOWIE USCD032H THRU USCD034H FIG. 1 - TYPICAL FORWARD CURRENT (20V~40V / 300mA) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT DERATING CURVE 0.4 2.5 8.3ms Single Half Sine-Wave PEAK FORWARD SURGE CURRENT, (A) AVERAGE FORWARD CURRENT, (A) (JEDEC Method) 0.3 0.2 0.1 2.0 1.5 1.0 0.5 0 0 0 25 50 75 100 125 150 1 10 LEAD TEMPERATURE, ( C) FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS 1000 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1000 IINSTANTANEOUS FORWARD CURRENT, (mA) 100 NUMBER OF CYCLES AT 60Hz o o TJ=100 C 100 100 10 o Ta=25 C 1 10 o TJ=25 C 1.0 0.10 0.1 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 10 20 30 40 PERCENT OF RATED PEAK REVERSE VOLTAGE VR (V) FORWARD VOLTAGE, (V) FIG. 5 - TYPICAL JUNCTION CAPACITANCE JUCTION CAPACITANCE (pF) 1000 100 10 1 0 5 10 15 20 REVERSE VOLTAGE, (V) REV. 0 2007/11