COMCHIP SMD Switching Diode SMD Diodes Specialist CDSU400B (Lead-free Device) High Speed Features Designed for mounting on small surface. 0603(1608) Extremely thin/leadless package. 0.071(1.80) 0.063(1.60) Low leakage current. 0.039(1.00) 0.031(0.80) High mounting capability, strong surge withstand, high reliability. Mechanical data 0.033(0.85) Case: 0603 (1608) standard package, molded plastic. 0.027(0.70) 0.014(0.35) Typ. Terminals: Gold plated, solderable per MIL-STD-750, method 2026. 0.012 (0.30) Typ. Polarity: Indicated by cathode band. 0.018(0.45) Typ. Mounting position: Any. Dimensions in inches and (millimeter) Weight: 0.003 gram (approximately) Maximum Rating ( at T A = 25 C unless otherwise noted ) Parameter Conditions Repetitive peak reverse voltage Symbol Min Typ Max Unit V RRM 90 V Reverse voltage VR 80 V Average forward current IO 100 mA Forward current , surge peak 8.3 ms single half sine-wave superimposed on rate load ( JEDEC method ) I FSM 1000 mA Repetitive peak forward current I FRM 225 mA Power Dissipation PD 150 mW Storage temperature T STG -55 +125 C Junction temperature Tj -55 +125 C Electrical Characteristics ( at T A = 25 C unless otherwise noted ) Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 100 mA DC VF 1.0 V Reverse current V R = 80 V IR 0.1 uA Capacitance between terminals f = 1MHz, and 0.5VDC reverse voltage CT 3 pF Reverse recovery time V R = 6V, I F = 10 mA, R L =50 ohms Trr 4 nS REV:A QW-A0011 Page 1 COMCHIP SMD Switching Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDSU400B ) Fig. 1 - Forward characteristics Fig. 2 - Reverse characteristics 1000 10u Reverse current ( A ) 10 C C C -25 0.1 25 125 C 1 75 Forward current (mA ) 125 C 100 1u 75 C 100n 10n 25 C 1n -25 C 0.1n 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 10 20 40 50 60 70 80 90 100 Reverse voltage (V) Forward voltage (V) Fig. 3 - Capacitance between terminals characteristics Fig. 4 - Current derating curve 5.0 f=1MHz Ta = 25 C Mounting on glass epoxy PCBs Average forward current ( % ) Capacitance between terminals : (pF) 30 4.0 3.0 2.0 1.0 100 80 60 40 20 0 0 0 5 10 15 20 25 Reverse voltage : (V) 30 35 0 25 50 75 100 125 150 Ambient temperature ( C) REV:A QW-A0011 Page 2