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RB491D Dataheets PDF



Part Number RB491D
Manufacturers JCET
Logo JCET
Description SCHOTTKY BARRIER DIODE
Datasheet RB491D DatasheetRB491D Datasheet (PDF)

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-23 Plastic-Encap sulate Diodes RB491D Schottky Barrier Diode SOT-23 FEATURES z Small surface mounting type z Low reverse current and low forward voltage z High reliability Marking: D2E 1 3 2 Maximum Ratings and Electrical Characteristics, Single Diode @Ta=25℃ Parameter Symbol Peak reverse voltage VRM DC reverse voltage VR Mean rectifying current Non-repetitive Peak Forward Surge Current @t=8.3ms Power dissipation IF IFSM PD Th.

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JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-23 Plastic-Encap sulate Diodes RB491D Schottky Barrier Diode SOT-23 FEATURES z Small surface mounting type z Low reverse current and low forward voltage z High reliability Marking: D2E 1 3 2 Maximum Ratings and Electrical Characteristics, Single Diode @Ta=25℃ Parameter Symbol Peak reverse voltage VRM DC reverse voltage VR Mean rectifying current Non-repetitive Peak Forward Surge Current @t=8.3ms Power dissipation IF IFSM PD Thermal Resistance Junction to Ambient RθJA Junction temperature Tj Storage temperature Tstg Limit 25 20 1 3 200 500 125 -55~+150 Electrical Ratings @Ta=25℃ Parameter Forward voltage Reverse current Symbol VF IR Min Typ Max 0.45 200 Unit V μA Unit V V A A mW ℃/W ℃ ℃ Conditions IF=1A VR=20V www.cj-elec.com 1 D,Oct,2015 Typical Characteristics FORWARD CURRENT I (mA) F T a =100 ℃ Forward Characteristics 1000 100 10 1 0 100 200 300 400 500 600 FORWARD VOLTAGE V (mV) F Capacitance Characteristics 250 T =25℃ a f=1MHz 200 150 100 50 0 0 5 10 15 20 REVERSE VOLTAGE V (V) R T a =25℃ REVERSE CURRENT I (uA) R Reverse Characteristics 10000 1000 T =100 ℃ a 100 T =75 ℃ a 10 T =25 ℃ a 1 0 5 10 15 20 25 30 REVERSE VOLTAGE V (V) R Power Derating Curve 250 200 150 100 50 0 0 25 50 75 100 125 AMBIENT TEMPERATURE T (℃) a CAPACITANCE BETWEEN TERMINALS C (pF) T POWER DISSIPATION P (mW) D www.cj-elec.com 2 D,Oct,2015 SOT-23 Package Outline Dimensions SOT-23 Suggested Pad Layout Symbol A A1 A2 b c D E E1 e e1 L L1 θ Dimensions In Millimeters Min Max 0.900 1.150 0.000 0.100 0.900 1.050 0.300 0.500 0.080 0.150 2.800 3.000 1.200 1.400 2.250 2.550 0.950 TYP 1.800 2.000 0.550 REF 0.300 0.500 0° 8° Dimensions In Inches Min Max 0.035 0.045 0.000 0.004 0.035 0.041 0.012 0.020 0.003 0.006 0.110 0.118 0.047 0.055 0.089 0.100 0.037 TYP 0.071 0.079 0.022 REF 0.012 0.020 0° 8° www.wc.j-cej-lelce.c.ocmom 3 DAu,Onc,2t,0210415 SOT-23 Tape and Reel www.cj-elec.com 4 DA,OJucnt,,22001154 .


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