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MMBD318A / MMBD318C / MMBD318S 350V 225mA Surface Mount High Vitlage Switching Diode http://www.SeCoSGmbH.com/ Any changes of specification will not be informed individually. 24-Dec-2010 Rev. B Page 1 of 3 Top View A L C B D G H JF K E 1 2 RoHS Compliant Product A suffix of “-C” specifies halogen and lead free

FEATURES

 RoHS Compliant Product  High Reverse Breakdown Voltage  Ultra high speed Switching  High Conductance MECHANICAL DATA  Case: SOT-23, Molded Plastic Terminals: Solderable per MIL-STD-202, Method 208  Polarity: See Diagrams Below  Weight: 0.008 g (approx.)  Mounting Position: Any MARKING

PACKAGE INFORMATION

SOT-23 3K 7’ inch MAXIMUM RATINGS (TA = 25°C unless otherwise specified) Parameter Symbol Ratings Unit Repetitive peak reverse voltage VRRM 350 V Working peak reverse voltage Continuous Reverse voltage VRWM VR 300 V RMS reverse voltage VR(RMS) 212 V Forward continuous current IF 225 mA Peak repetitive forward current IFRM 625 mA @t=1.0μs 4 Non-Repetitive peak forward surge current @t=1.0s IFSM A Power dissipation Pd 350 mW Thermal resistance junction to ambient air RθJA 357 /W ℃ Operating and storage temperature range Tj,TSTG -65 ~ +150 ℃ Part Name MMBD318A MMBD318C MMBD318S Marking KAD / LD7 KAC / LD8 KAE / LD9 Circuit SOT-23 A 2.80 3.04 G 0.09 0.18 B 2.10 2.55 H 0.45 0.60 C 1.20 1.40 J 0.08 0.177 D 0.89 1.15 K 0.6 REF. E 1.78 2.04 L 0.89 1.02 F 0.30 0.50

MMBD318A / MMBD318C / MMBD318S 350V 225mA Surface Mount High Vitlage Switching Diode http://www.SeCoSGmbH.com/ Any changes of specification will not be informed individually. 24-Dec-2010 Rev. B Page 2 of 3

ELECTRICAL CHARACTERISTICS

(TA = 25°C unless otherwise specified) Parameter Symbol Min. Typ. Max. Unit Test Conditions Reverse Breakdown Voltage V(BR) 350 V I R=150μA 0.78 0.87 IF=20mA 0.93 1.0 IF =100mA Forward Voltage VF 1.03 1.25 mV IF =200mA 30 100 nA VR=240V Reverse Current IR 35 100 μA V R=240V Tj=150℃ Total capacitance CT 1.0 5.0 pF V R=0V,f=1MHz Reverse Recovery Time trr 50 ns IF=IR=30mA, Irr=0.1×IR,RL=100Ω

MMBD318A / MMBD318C / MMBD318S 350V 225mA Surface Mount High Vitlage Switching Diode http://www.SeCoSGmbH.com/ Any changes of specification will not be informed individually. 24-Dec-2010 Rev. B Page 3 of 3 CHARACTERISTICS CURVE