B2020W JIANGSU | Alldatasheet

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Technical content

JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOD-123 Plastic-Encapsulate Diodes B2020W S C HOT T K Y B A R R I E R D I O D E

FEATURES

z Low Forward Voltage Drop z Very Small SMD Package

APPLICATIONS

z Low Voltage Rectification z High Efficiency DC/DC Conversion z Switch Mode Power Supply z Inverse Polarity Protection z Low Power Consumption Applications MARKING: SH MAXIMUM RATINGS ( T a =25 unless otherwise noted ) Symbol Parameter Value Unit V RRM Peak Repetitive Reverse Voltage V RWM Working Peak Reverse Voltage 20 V V R(RMS) RMS Reverse Voltage 14 V I F Continuous Forward Current 2 A I FSM Non-repetitive Peak Forward Surge Current @ t=8.3ms 9 A 300 mW P D P o wer D i s s i p a t i o n N o t e 1 N o t e 2 670 mW 333 ℃/W R ΘJA Thermal Resistance from Junction to Ambient Note1 N o t e 2 149 ℃/W T j Junction Temperature 125 ℃ T stg Storage Temperature -55~+150 ℃ 1:Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint. 2:Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for cathode 1cm ELECTRICAL CHARACTERISTICS(T a =25 unless otherwise specified) Parameter Sy mbol Test conditions Min Typ Max Unit Reverse breakdown voltage V (BR) I R =1mA 20 V V R =10V 80 Reverse current I R V R =20V 100 μA I F =1A 0.45 Forward voltage V F I F =2A 0.55 V Total capacitance C tot V R =4V,f=1MHz 120 pF *Pulse test: tp ≤ 300 μs; δ ≤ 0.02. SOD-123 www.cj-elec.com 1 The marking bar indicates the cathode Solid dot = Green molding compound device,if none, the normal device. D,Mar,2015

0.01 0.1 0 5 10 15 20 25 30 1E-3 0.01 0.1 T a =25 f=1MHz Capacitance Characteristics REVERSE VOLTAGE V R (V) CAPACITANCE BETWEEN TERMINALS C T (pF) Power Derating Curve POWER DISSIPATION P D (mW) AMBIENT TEMPERATURE T a ( ) Forward Characteristics T a =100 o C T a =25 o C FORWARD CURRENT I F (A) FORWARD VOLTAGE V F (mV) Reverse Characteristics T a =100 o C T a =25 o C REVERSE CURRENT I R (mA) REVERSE VOLTAGE V R (V) Typical Characteristics www.cj-elec.com 2 D,Mar,2015

www.cj-elec.com 3 SOD-123 Suggested Pad Layout Min Max Min Max A 1.050 1.250 0.041 0.049 A1 0.000 0.100 0.000 0.004 A2 1.050 1.150 0.041 0.045 b 0.450 0.650 0.018 0.026 c 0.080 0.150 0.003 0.006 D 1.500 1.700 0.059 0.067 E 2.600 2.800 0.102 0.110 E1 3.550 3.850 0.140 0.152 L L1 0.250 0.450 0.010 0.018 θ 0° 8° 0° 8° 0.500 REF 0.020 REF Symbol Dimensions In Millimeters Dimensions In Inches D,Mar,2015

www.cj-elec.com 4 D,Mar,2015 SOD-123 Tape and Reel