SMD Switching Diode CDSU4148S-HF RoHS Device Halogen Free Features 0603/SOD-523F - High Speed. - Designed for mounting on small surface. - Extremely thin/leadless package. - High mounting capability, strong surge withstand, high reliability. 0.071(1.80) 0.063(1.60) 0.039(1.00) 0.031(0.80) Mechanical data - Case: 0603/SOD-523F standard package, molded plastic. 0.033(0.85) 0.027(0.70) - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. - Polarity: Indicated by cathode band. 0.018(0.45) 0.012(0.30) - Mounting position: Any. 0.014(0.35) 0.011(0.28) - Weight: 0.003 grams(approx.). 0.030(0.75) 0.026(0.65) Circuit diagram Dimensions in inches and (millimeter) Maximum Rating (at T =25 ºC unless otherwise noted) A Symbol Typ Max Unit V RRM 100 V Reverse voltage VR 100 V Average forward current IO 150 mA Parameter Conditions Repetitive peak reverse voltage Forward current, surge peak Tp=8.3mS Min I FSM Repetitive peak forward current 1.5 A I FRM 300 mA Power dissipation PD 150 mW Operating temperature range Tj Storage temperature range -55 T STG -55 Symbol Min +150 O +150 O C C Electrical Characteristics (at T =25 ºC unless otherwise noted) A Parameter Conditions Typ Max Unit Forward voltage IF = 100 mA DC VF 1.0 V Reverse current VR = 20V VR = 75V IR 25 2.5 nA uA Capacitance between terminals f = 1MHz, and 0 VDC reverse voltage CT 3 pF Reverse recovery time I F = I R = 10 mA, R L =100 ohms, I rr = 1mA T rr 4 nS Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 1 QW-G0016 Comchip Technology CO., LTD. SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSU4148S-HF) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 100 Reverse Current, (μA) Forward Current, (mA ) 1000 100 150°C 10 125°C 100°C 1 75°C 10 150°C 125°C 1 100°C 75°C 0.1 50°C 25°C 0.01 25°C 0.001 0.1 0.2 0.4 0.6 0.8 1.0 0 30 60 90 120 Forward Voltage, (V) Reverse Voltage, (V) Fig.3 - Capacitance Between Terminals Characteristics Fig. 4 - Current Derating Curve 150 1.0 f=1MHz T A =25°C Average Forward Current, ( % ) Capacitance Between Terminals,(pF) 0 0.8 0.6 0.4 0.2 Mounting on glass epoxy PCBs 100 80 60 40 20 0 0 0 10 20 30 40 0 Reverse Voltage, (V) 25 50 75 100 125 150 Ambient Temperature, ( °C) Company reserves the right to improve product design , functions and reliability without notice. REV: REV:B Page 2 QW-G0016 Comchip Technology CO., LTD. SMD Switching Diode Reel Taping Specification d P0 P1 T E Index hole F W B P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... 10 pitches (min) ....... ....... Start 10 pitches (min) Direction of Feed 0603 (SOD-523F) 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 7.008 ± 0.04 2.362 MIN. 0.512 ± 0.008 (inch) 0603 (SOD-523F) 0.039 ± 0.004 0.073 ± 0.004 0.039 ± 0.004 0.061 ± 0.002 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 Company reserves the right to improve product design , functions and reliability without notice. 0.531 MAX. REV:B Page 3 QW-G0016 Comchip Technology CO., LTD. SMD Switching Diode Suggested PAD Layout 0603/SOD-523F SIZE (mm) (inch) A 1.70 0.067 B 0.60 0.024 C 0.80 0.031 D 2.30 0.091 E 1.10 0.043 D A E C B Standard Packaging Qty Per Reel Reel Size (Pcs) (inch) 4000 7 Case Type 0603/SOD-523F Company reserves the right to improve product design , functions and reliability without notice. REV: REV:B Page 4 QW-G0016 Comchip Technology CO., LTD.