SMD Schottky Barrier Rectifiers CDBZ320200-HF Reverse Voltage: 200 Volts Forward Current: 20 Amp RoHS Device Halogen free TO-277(Z3) Features Top View Bottom View - Lead less chip form, no lead damage. 0.085(2.15) 0.132(3.35) - Low power loss, High efficiency. 0.073(1.85) 0.120(3.05) - High current capability, low VF. 0.187(4.75) - Plastic package has Underwriters Laboratory 0.175(4.45) 0.262(6.65) 0.250(6.35) Flammability Classification 94V-0 . Mechanical data 0.163(4.15) 0.061(1.55) 0.152(3.85) 0.049(1.25) - Case: Packed with FRP substrate and epoxy underfilled. 0.045(1.15) - Terminals: Pure Tin plated (Lead-Free), solderable per 0.033(0.85) 0.047(1.20) MIL-STD-750, method 2026. 0.035(0.90) - Weight: 0.08 grams (approx). 0.053(1.35) 0.041(1.05) Circuit Diagram Dimensions in inches and (millimeter) LEFT PIN BOTTOMSIDE HEAT SINK RIGHT PIN Maximum Ratings (at TA=25C unless otherwise noted) Symbol Rating Parameter Unit Repetitive peak reverse voltage VRRM 200 V Average forward current IF(AV) 20 A Peak forward surge current (8.3ms single half sine-wave) IFSM 280 A Operating and storage temperature range TJ, TSTG -55 to +150 C Electrical Characteristics (at TA=25C unless otherwise noted) Parameter Symbol Conditions Typ. Min. Max. Unit - Forward voltage (NOTE 1) VF IF = 20 A 0.83 0.93 V - Repetitive peak reverse current IRRM VR = Max. VRRM TA= 25C 0.02 0.10 mA - - RJA Junction to ambient (NOTE 2) 60 C/W - - Junction to lead (NOTE 2) Thermal resistance RJL 22 C/W - - RJC Junction to case (NOTE 2) 20 C/W NOTES : (1) Pulse test width PW=300usec , 1% duty cycle. (2) Mounted on P.C.B. with 14 x 14mm copper pad areas. Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-JB049 Page 1 Comchip Technology CO., LTD.SMD Schottky Barrier Rectifiers RATING AND CHARACTERISTIC CURVES (CDBZ320200-HF) Fig.1- Forward Current Derating Curve Fig.2- Maximum Non-Repetitive Peak Forward Surge Current 25 320 Pulse width 8.3ms Single Half-Sire-Wave 280 20 240 200 15 160 10 120 80 5 40 0 0 0 25 50 75 100 125 150 175 1 10 100 Case Temperature, (C) Number Of Cycles At 60Hz Fig.3- Typical Instantaneous Forward Fig.4- Typical Reverse Characteristics Characteristics 50 100 10 10 TJ=125C 1.0 TJ=25C 1.0 TJ=100C 0.1 0.1 0.01 TJ=25C 0.001 0.01 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 0 20 40 60 80 100 Percent Of Rated Peak Reverse Voltage, (%) Instantaneous Forward Voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:A QW-JB049 Page 2 Comchip Technology CO., LTD. Average Forward Rectified Current, (A) Instantaneous Forward Current, (A) Instantaneous Reverse Leakage current, (mA) Peak Forward Surge Current, (A)