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| Low VF SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBM120L Thru CDBM140L Reverse Voltage: 20 - 40 Volts Forward Current: 1.0 Amp Features Ideal for surface mount applications Easy pick and place Plastic package has Underwriters Lab. flammability classification 94V-0 Exceeds environmental standard MIL-S19500/228 Low leakage current MINI SMA 0.161(4.10) 0.146(3.70) 0.012(0.30) Typ. 0.071(1.80) 0.055(1.40) Mechanical data Case: Mini SMA molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.04 gram 0.110(2.80) 0.094(2.40) 0.063(1.60) 0.055(1.40) 0.035(0.90) Typ. 0.035(0.90) Typ. Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characterics Parameter Max. Repetitive Peak Reverse Voltage Max. DC Blocking Voltage Max. RMS Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) Max. Average Forward Current Max. Instantaneous Forward Current at 1.0 A Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C Ta=100 C Max. Thermal Resistance (Note 1) R R Operating Junction Temperature Storage Temperature Tj TSTG JA JL Symbol VRRM VDC VRMS IFSM CDBM120L CDBM140L Unit V V V A 20 20 14 40 40 28 30 Io VF IR 10 0.38 1.0 0.40 0.5 5 88 20 -55 to +125 -55 to +150 A V mA C /W C C Note 1: Thermal resistance from junction to ambient and junction to to lead P.C.B. Mounted on 0.2 x 0.2 copper pad areas MDS0211018A Page 1 Low VF SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CDBM120L Thru CDBM140:L) Fig. 1 - Reverse Characteristics 100 100 Fig.2 - Forward Characteristics CDBM120L Reverse Current ( mA ) Forward Current ( A ) 10 10 CDBM140L 1 1 Tj=75 C 0.1 0.1 Tj=25 C 0.01 0.01 0 20 40 60 80 100 120 140 160 180 200 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 Forward Voltage (V) 1.8 2.0 Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Junction Capacitance 350 Fig. 4 - Current Derating Curve Junction Capacitance (pF) 300 250 200 150 100 50 0 0.01 0.1 =1MHz and applied 4VDC reverse voltage 1.2 Average forward current ( A ) 1.0 10 100 1.0 0.8 0.6 0.4 0.2 0 20 40 60 80 100 120 140 160 Reverse Voltage (V) Ambient Temperature ( C) Fig. 5 - Non repetitive Forward Surge Current Peak surge Forward Current ( A ) 30 8.3mS Single Half Sine Wave JEDEC methode 24 18 Tj=25 C 12 6 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0211018A Page 2 |
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