rev. date: 25-aug- 10 ksd-d5d019-001 www .auk.co.kr 1 of 5 SDB310WKUF schottky barrier diode general purpose schottky barrier diode general description these schottky barrier diodes are designed for high-speed switching applications, circuit protection, and voltage clamping. extremely low forward voltage reduces conductions. miniature surface mount package is excellent for hand-held and portable applications where space is limited. features and benefits ? low forward drop voltage and low leakage current ? very low switching time ? full lead (pb)-free device and rohs compliant device ? available in ?green? device applications ? general purpose and high speed switching ? protection circuit and voltage clamping ordering information part number marking code package packaging SDB310WKUF db8 sot-323f tape & reel marking information pinning information pin description simplified outline graphic symbol 1 anode (diode 1) 2 anode (diode 2) 3 common cathode sot-323f db8 = specific device code = year & week code marking db8
rev. date: 25-aug- 10 ksd-d5d019-001 www .auk.co.kr 2 of 5 absolute maximum ratings (t amb =25 , unless otherwise specified) characteristic symbol ratings unit peak reverse voltage v rm 40 v dc reverse voltage v r 30 v repetitive peak forward current i frm 0.5 a forward current i f 0.2 a non-repetitive peak forwar d surge current(t=10ms) i fsm 2 a power dissipation 1) p d 150 mw 1) device mounted on fr-4 board with recommended pad layout. thermal characteristics (t amb =25 , unless otherwise specified) characteristic symbol ratings unit thermal resistance, junction to ambient 1) r th(j-a) 833 ? c/w operating junction temperature t j 150 ? c storage temperature range t stg -55 ~ 150 ? c 1) device mounted on fr-4 board with recommended pad layout. electrical characteristics (t amb =25 , unless otherwise specified) characteristic symbol test condition min. typ. max. unit forward voltage 2) v f(1) i f =10ma - - 0.4 v v f(2) i f =30ma - - 0.5 v reverse leakage current 3) i r v r =30v - - 1 ? a total capacitance c t v r =1v, f=1mhz - - 10 pf reverse recovery time t rr i f = i r =10ma, i r(rec) = 1ma - - 5 ns 2) pulse test: t p 380 ? , duty cycle2% 3) pulse test: t p 5?, duty cycle2% SDB310WKUF
rev. date: 25-aug- 10 ksd-d5d019-001 www .auk.co.kr 3 of 5 rating and characteristic curves SDB310WKUF fig. 3) typical total capacitance characteristics fig. 4) power dissipation vs. ambient temperature fig. 1) typical forward characteristics fig. 2) typical reverse characteristics fig. 5) reverse recovery time equivalent test circuit
rev. date: 25-aug- 10 ksd-d5d019-001 www .auk.co.kr 4 of 5 package outline dimensions SDB310WKUF recommend pcb solder land (unit : mm)
rev. date: 25-aug- 10 ksd-d5d019-001 www .auk.co.kr 5 of 5 the auk corp. products are intended for the use as components in general electronic equipment (office and communication e quipment, measuring equipment, home appliance, etc.). please make sure that you consult with us before you use these auk corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to the welfare of human life(atomic energy control, airplane, spaceship, transportation, combustion control, all types of safet y device, etc.). auk corp. cannot accept liability to any damage which may occur in case these auk corp. products were used in the mentioned equi pments without prior consultation with auk corp.. specifications mentioned in this publicati on are subject to change without notice. SDB310WKUF
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