SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw CDBM220 Thru CDBM2100 Reverse Voltage: 20 - 100 Volts Forward Current: 2.0 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 0.110(2.80) 0.094(2.40) Case: Mini SMA/SOD-123 molded plastic Terminals: solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight:0.04 gram 0.063(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 Symbol CDBM220 CDBM240 Max. Repetitive Peak Reverse Voltage V RRM 20 40 Max. DC Blocking Voltage V DC 20 Max. RMS Voltage V RMS 14 Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load ( JEDEC method ) CDBM280 CDBM2100 Unit 60 80 100 V 40 60 80 100 V 28 42 56 70 V CDBM260 I FSM 50 A Max. Average Forward Current Io 2.0 A Max. Instantaneous Forward Current at 1.0 A VF Max. DC Reverse Current at Rated DC Blocking Voltage Ta=25 C IR 0.70 JA 85 R JL 20 Tj Storage Temperature T STG V mA 5 R Operating Junction Temperature 0.85 0.5 10 Ta=100 C Typical. Thermal Resistance (Note 1) 0.50 -55 to +125 C /W -55 to +150 -55 to +150 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 MDS0211020A Page 1 SMD Schottky Barrier Rectifier COMCHIP www.comchip.com.tw Rating and Characteristic Curves (CDBM220 Thru CDBM2100) Fig.2 - Forward Characteristics Fig. 1 - Reverse Characteristics 100 Tj=75 C 0 24 BM 28 0- C D 21 B M 00 26 022 1 CD 1 10 BM 10 CD Forward Current ( A ) Reverse Current ( mA ) 0 100 0.1 0.1 Tj=25 C 0.01 0.01 0 20 40 60 80 0 100 120 140 160 180 200 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 Forward Voltage (V) Percent of Rated Peak Reverse Voltage (%) Fig. 3 - Junction Capacitance Fig. 4 - Current Derating Curve =1MHz and applied 4VDC reverse voltage 600 500 BM 26 021 00 24 0 100 1.2 0- 200 1.6 22 300 CD 400 2.0 BM Average forward current ( A ) 2.4 CD Junction Capacitance (pF) 700 0.8 0.4 0 0 0.01 0.1 1.0 10 100 20 40 60 80 100 120 140 160 Ambient Temperature ( C) Reverse Voltage (V) Peak surge Forward Current ( A ) Fig. 5 - Non repetitive Forward Surge Current 50 8.3mS Single Half Sine Wave JEDEC methode 40 30 Tj=25 C 20 10 0 1 5 10 50 1 00 Number of Cycles at 60Hz MDS0211020A Page 2