SMD Switching Diode SMD Diodes Specialist CDSU4148-HF (RoHS Device) High Speed Features 0603(1608) Halogen free. 0.071(1.80) 0.063(1.60) Designed for mounting on small surface. Extremely thin/leadless package. 0.039(1.00) 0.031(0.80) High mounting capability, strong surge withstand, high reliability. Mechanical data 0.033(0.85) 0.027(0.70) Case: 0603 (1608) standard package, molded plastic. 0.014(0.35) Typ. Terminals: Gold plated, solderable per MIL-STD-750, method 2026. Polarity: Indicated by cathode band. 0.012 (0.30) Typ. 0.028(0.70) Typ. Mounting position: Any. Dimensions in inches and (millimeter) Weight: 0.003 gram (approx.). Maximum Rating ( at T A = 25 C unless otherwise noted ) Parameter Conditions Repetitive peak reverse voltage Reverse voltage Average forward current Forward current , surge peak Symbol Min Typ Max Unit V RRM 100 V VR 75 V IO 150 mA 4 tp=1uS I FSM tp=1mS A 1 Repetitive peak forward current I FRM 300 mA Power Dissipation PD 150 mW Storage temperature T STG -40 +125 C Junction temperature Tj -40 +125 C Electrical Characteristics ( at T A = 25 C unless otherwise noted ) Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 50 mA DC VF 1.0 V Reverse current V R = 20 V V R = 75 V IR 25 2.5 nA uA Capacitance between terminals f = 1MHz, and 0 VDC reverse voltage CT 4 pF Reverse recovery time I F = I R = 10 mA, R L =100 ohms, i rr = 1mA Trr 4 nS REV:B Page 1 QW-G0001 Comchip Technology CO., LTD. SMD Switching Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CDSU4148-HF) 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 30 35 0 Reverse voltage : (V) 25 50 75 100 125 150 Ambient temperature ( C) REV:B REV: Page 2 QW-G0001 Comchip Technology CO., LTD. SMD Switching Diode SMD Diodes Specialist Reel Taping Specification d P0 P1 T E Index hole F W B Polarity P C A 12 o 0 D2 D1 D W1 Trailer ....... ....... End Device ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed U/0603 U/0603 SYMBOL A B C d D D1 D2 (mm) 1.00 ± 0.10 1.85 ± 0.10 1.00 ± 0.10 1.55 ± 0.05 178 ± 1 60.0 MIN. 13.0 ± 0.20 (inch) 0.039 ± 0.004 0.073 ± 0.004 0.039 ± 0.004 0.061 ± 0.002 7.008 ± 0.04 2.362 MIN. 0.512 ± 0.008 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 0.23 ± 0.05 8.00 ± 0.20 13.5 MAX. (inch) 0.069 ± 0.004 0.138 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.009 ± 0.002 0.315 ± 0.008 0.531 MAX. REV:B Page 3 QW-G0001 Comchip Technology CO., LTD. SMD Switching Diode SMD Diodes Specialist Suggested PAD Layout U/0603 SIZE A (mm) (inch) 1.70 0.067 D A B 0.60 0.024 C 0.80 0.031 E C D 2.30 0.091 E 1.10 0.043 B Standard Package Qty per Reel Reel Size (Pcs) (inch) 4000 7 Case Type U/0603 REV:B REV: Page 4 QW-G0001 Comchip Technology CO., LTD.