SMD Switching Diode FormosaMS www.formosams.com CDSS355 High Speed Features Designed for mounting on small surface. 0805(2012) High speed switching. 0.085(2.15) 0.077(1.95) High mounting capability, strong surge withstand, high reliability. 0.016(0.4) Typ 0.008(R0.2) Typ. 0.053(1.35) 0.045(1.15) Mechanical data Case: 0805 standard package, molded plastic. Terminals: Solder plated, solderable per MIL-STD-750, method 2026. 0.043 (1.1) 0.035(0.9) Polarity: Indicated by cathode band. Mounting position: Any. Dimensions in inches and (millimeter) Weight: 0.0045 gram Maximum Rating ( at T A = 25 C unless otherwise noted ) Parameter Conditions Repetitive peak reverse voltage Reverse voltage Average forward current 8.3 ms single half sine-wave superimposed on rate load ( JEDEC method ) Symbol Min Typ Max Unit V RRM 90 V VR 80 V Io 100 mA Surge peak forward current I FSM Power dissipation PD 1000 mA 300 mW Storage temperature T STG -55 +125 C Junction temperature Tj -55 +125 C Electrical Characteristics ( at T A = 25 C unless otherwise noted ) Conditions Parameter Symbol Min Typ Max Unit Forward voltage I F = 100 mA DC VF 1.00 Reverse current V R = 80 V IR 0.1 uA Capacitance between terminals f = 1MHz, and 1 VDC reverse voltage CT 3 pF Reverse recovery time V R = 6V, I F = 10 mA, R L =50 ohms Trr 4 nS V Page 1 SMD Switching Diode FormosaMS www.formosams.com RATING AND CHARACTERISTIC CURVES (CDSS355) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 10u Reverse current ( A ) 100 1 125 C 1u 75 C 100n 25 C 10n 75 C 25 C -2 5 C 10 125 C Forward current ( mA ) 1000 1n 0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 Forward voltage (V) 30 40 50 60 70 80 Reverse voltage (V) Fig. 3 - Capacitance between terminals characteristics Fig. 4 - Current derating curve Average forward current ( % ) Capacitance between terminals (pF) 5.0 f = 1 MHz Ta = 25 C 4.0 3.0 2.0 1.0 0 Mounting on glass epoxy PCBs 100 80 60 40 20 0 0 2 4 6 8 10 Reverse voltage (V) 12 14 0 25 50 75 100 125 150 Ambient temperature ( C ) Page 2