B120LW THRU B140LW ■ Outline • Low profile surface mounted application in order to optimize board space. • Low power loss, high efficiency. • High current capability, low forward voltage drop. • Ultra high-speed switching. • Silicon epitaxial planar chip, metal silicon junction. • Suffix "G" indicates Halogen-free part, ex.B120LWG. • Lead-free parts meet environmental standards of MIL-STD-19500 /228 SOD-123 0.067 (1.70) 0.059 (1.50) ■ Features 0.026 (0.65) 0.018 (0.45) 1A Surface Mount Schottky Barrier Rectifiers 0.110 (2.80 ) 0.10 2 (2.60 ) Marking code 0.006 (0.15) 0.003 (0.08) 0.04 9 (1.25 ) 0.04 1 (1.05 ) ■ Mechanical data • Epoxy:UL94-V0 rated flame retardant • Case : Molded plastic, SOD-123 • Terminals : Solder plated, solderable per MIL-STD-750, Method 2026 • Polarity : Indicated by cathode band • Weight : 0.0004 ounce, 0.010 gram 0.15 2 (3.85 ) 0.14 0 (3.55 ) Dimensions in inches and (millimeters) ■ Maximum ratings and electrical characteristics Rating at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Parameter Conditions Symbol Forward rectified current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) Forward surge current V R = V RRM T A = 25 OC Reverse current V R = V RRM T A = 100 C Thermal resistance MAX. UNIT IO 1.0 A I FSM 5.5 A f=1MHz and applied 4V DC reverse voltage CJ Junction to ambient R θJA T STG Storage temperature Symbol Marking code Max. repetitive peak reverse voltage V RRM (V) B120LW B2 B140LW B4 TYP. 1.0 IR O Diode junction capacitance MIN. 20 130 pF O 42 -55 Max. RMS voltage V RMS (V) Max. DC blocking voltage V R (V) Max. forward voltage @1A, T A = 25 OC V F (V) 20 14 20 0.43 40 28 40 0.45 1 mA +150 C/W O C Operating temperature T J ( OC) -55 ~ +100 Document ID : DS-12K44 Issued Date : 2010/05/05 Revised Date : 2012/05/31 Revision : C B120LW THRU B140LW 1A Surface Mount Schottky Barrier Rectifiers ■ Rating and characteristic curves FIG.1-TYPICAL FORWARD FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,(A) CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT,(A) 50 10 3.0 1.0 1.2 1.0 0.8 Single Phase 0.6 Half Wave 60Hz Resistive Or Inductive Load 0.4 0.2 0 0 20 40 TJ=25OC Pulse Width 300us 1% Duty Cycle 60 80 100 120 140 160 180 200 O AMBIENT TEMPERATURE ( C) 0.1 .01 .1 .3 .5 .7 .9 1.1 1.3 1.5 FORWARD VOLTAGE,(V) FIG.4-TYPICAL JUNCTION CAPACITANCE FIG.3 - TYPICAL REVERSE 350 CHARACTERISTICS JUNCTION CAPACITANCE,(pF) 100 REVERSE LEAKAGE CURRENT, (mA) TJ=100OC 10 1.0 300 250 200 150 100 50 0 TJ=25OC .01 .05 .1 .5 1 5 10 50 100 REVERSE VOLTAGE,(V) .1 .01 0 20 40 60 80 100 120 140 PERCENTAGE RATED PEAK REVERSE VOLTAGE 2 Document ID : DS-12K44 Issued Date : 2010/05/05 Revised Date : 2012/05/31 Revision : C B120LW THRU B140LW 1A Surface Mount Schottky Barrier Rectifiers ■ SOD-123 foot print C A B A B C 0.059 (1.50) 0.059 (1.50) 0.094 (2.40) Dimensions in inches and (millimeters) ■ CITC 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. ■ CITC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does CITC assume any liability for application assistance or customer product design. ■ CITC 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 CITC. ■ CITC products are not authorized for use as critical components in life support devices or systems without express written approval of CITC. http://www.citcorp.com.tw/ Tel:886-3-5600628 Fax:886-3-5600636 Add:Rm. 3, 2F., No.32, Taiyuan St., Zhubei City, Hsinchu County 302, Taiwan (R.O.C.) 3 Document ID : DS-12K44 Issued Date : 2010/05/05 Revised Date : 2012/05/31 Revision : C