LITE-ON SEMICONDUCTOR LOW VF SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS B240L REVERSE VOLTAGE - 40 Volts FORWARD CURRENT- 2.0 Ampere FEATURES For surface mounted applications Metal-Semiconductor junction with guardring Epitaxial construction Very Low forward voltage drop High current capability Plastic material has UL flammability classification 94V-0 For use in low voltage, high frequency inverters, free wheeling, and polarity protection applications SMB SMB A B C G H F D E DIM. MIN. MAX. A 4.06 4.57 B 3.30 3.94 C 1.96 2.21 D 0.15 0.31 E 5.21 5.59 F 0.05 0.20 G 2.01 2.50 H 0.76 1.52 All Dimensions in millimeter MECHANICAL DATA Case : Molded plastic Polarity : Indicated by cathode band Weight : 0.003 ounces, 0.093 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 ambient temperature unless otherwise specified. SYMBOL CHARACTERISTICS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TC =100 C Peak Forward Surge Current 8.3ms single half sine-wave super imposed on rated load (JEDEC METHOD) Maximum Instantaneous Forward Voltage @ IF= 2A; TJ =25 @ IF= 2A; TJ =125 @ IF= 4A; TJ =25 @ IF= 4A; TJ =125 Maximum DC Reverse @ VR= 20V; Current at Rated DC @ VR= 20V; Blocking Voltage @ VR= 40V; @ VR= 40V; TJ =25 TJ =100 TJ =25 TJ =100 Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Operating Temperature Range Storage Temperature Range B240L UNIT VRRM VRMS VDC 40 28 40 V V V I(AV) 2.0 A IFSM 25 VF 0.43 0.375 0.54 0.55 V IR 0.5 40 2.0 60 mA CJ R0JL TJ TSTG NOTES : 1.Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 2.Thermal Resistance Junction to lead. 200 18 -55 to +125 -55 to +150 A pF C/W C C REV. 4, Oct-2010, KSHB11 RATING AND CHARACTERISTIC CURVES B240L FIG.1 - FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT, AMPERES FIG.2 - MAXIMUM NON-REPETITIVE SURGE CURRENT AVERAGE FORWARD CURRENT AMPERES 2.5 2.0 1.5 1.0 0.5 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0 20 40 60 80 100 120 140 30 25 20 15 10 Pulse Width 8.3ms Single Half-Sine-Wave (JEDEC METHOD) 5 0 1 2 10 20 50 100 FIG.4 - TYPICAL JUNCTION CAPACITANCE FIG.3 - TYPICAL FORWARD CHARACTERISTICS 1000 CAPACITANCE , (pF) 10 1.0 100 TJ = 25 C TJ = 125 C TJ =100 C TJ = 25 C F= 1MHz PULSEWIDTH:300us 10 0.1 0.1 0 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 1.0 INSTANTANEOUS FORWARD VOLTAGE , (VOLTS) 4.0 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 TJ = 125 C 10 TJ = 100 C 1 0.1 TJ = 25 C 0.01 0 5 10 10.0 REVERSE VOLTAGE , (VOLTS) 1000 INSTANTANEOUS REVERSE CURRENT, (mA) INSTANTANEOUS FORWARD CURRENT, (A) 5 NUMBER OF CYCLES AT 60Hz CASE TEMPERATURE, C 15 20 25 30 35 RATED PEAK REVERSE VOLTAGE, (V) 40 45 100 Legal Disclaimer Notice B240L Important Notice and Disclaimer LSC reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design, purchase or use. LSC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does LSC assume any liability for application assistance or customer product design. LSC does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of LSC. LSC products are not authorized for use as critical components in life support devices or systems without express written approval of LSC.