SMD Schottky Barrier Diode SMD Diodes Specialist CDBER40 (RoHs Device) Io = 200 mA V R = 40 Volts Features 0503(1308) Low reverse current. 0.053(1.35) 0.045(1.15) Designed for mounting on small surface. Extremely thin/leadless package. Majority carrier conduction. 0.034(0.85) 0.026(0.65) Mechanical data Case: 0503(1308) standard package, molded plastic. 0.030(0.75) 0.024(0.60) Terminals: Gold plated, solderable per MIL-STD-750,method 2026. 0.016(0.40) Typ. Polarity: Indicated by cathode band. Mounting position: Any Weight: 0.002 gram(approx.). 0.022(0.55) Typ. Dimensions in inches and (millimeter) Maximum Rating (at T A =25 C unless otherwise noted) O Parameter Conditions Symbol Min Typ Max Unit Peak reverse voltage Reverse voltage RMS reverse voltage Average forward rectified current Forward current,surge peak 8.3 ms single half sine-wave superimposed on rate load(JEDEC method) Power dissipation V RM 40 V VR 40 V V R(RMS) 28 V IO 200 mA I FSM 0.6 A PD 150 mW Storage temperature T STG Junction temperature Tj -65 +125 O +125 O C C Electrical Characteristics (at T A =25 C unless otherwise noted) O Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 1mA I F = 40mA VF 0.38 1 V Reverse current V R = 30V IR 0.2 uA Capacitance between terminals f = 1 MHz, and 0 VDC reverse voltage CT 5 pF Reverse recovery time I F =I R =10mA,Irr=0.1xIR,RL=100 ohm T rr 5 nS REV:A Page 1 QW-A1090 Comchip Technology CO., LTD. SMD Schottky Barrier Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDBER40) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 100u Reverse current ( A ) 100 10 O 125 C 1u O 75 C 100n O 25 C C 10n O O 25 10u -25 O 125 C 1 C 7 5 OC Forward current (mA ) 1000 O -25 C 0.1 1n 0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 40 Reverse voltage (V) Forward voltage (V) Fig.3 - Capacitance between terminals characteristics Fig.4 - Current derating curve 120 4 Mounting on glass epoxy PCBs f=1MHz O T A =25 C Average forward current(%) Capacitance between terminals ( P F) 30 20 3 2 1 100 80 60 40 20 0 0 0 10 20 30 40 0 25 50 75 100 125 150 O Reverse voltage (V) Ambient temperature ( C) REV:A Page 2 QW-A1090 Comchip Technology CO., LTD.