SMD Switching Diode CDSUR4148S-HF RoHS Device Halogen Free Features 0603/SOD-523F - High Speed. 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/SOD-523F standard package, molded plastic. 0.018(0.45) Typ. - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. - Polarity: Indicated by cathode band. 0.028(0.70) Typ. - Mounting position: Any. - Weight: 0.003 gram(approx.). Dimensions in inches and (millimeter) Maximum Rating ( at T A = 25 C unless otherwise noted ) Parameter Conditions Symbol Min Typ Max Unit V RRM 100 V Reverse voltage VR 100 V Average forward current IO 150 mA Repetitive peak reverse voltage Forward current , surge peak I FSM T P = 8.3mS Repetitive peak forward current Power Dissipation 1.5 A I FRM 300 mA PD 150 mW Storage temperature T STG -55 +150 °C Junction temperature Tj -55 +150 °C Electrical Characteristics ( at T A = 25 C unless otherwise noted ) Parameter Conditions Symbol Min Typ Max Unit Forward voltage I F = 100 mA 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 3 pF Reverse recovery time I F = I R = 10 mA, R L =100 ohms, i rr = 1mA Trr 4 nS Company reserves the right to improve product design , functions and reliability without notice. REV:B Page 1 QW-G0015 Comchip Technology CO., LTD. SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSUR4148S-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 0.2 0.4 0.6 0.8 1.0 0 30 Forward voltage, (V) 90 120 150 Reverse voltage, (V) Fig. 3 - Capacitance between terminals characteristics Fig. 4 - Current derating curve 1.0 f=1MHz T A =25°C Average forward current, ( % ) Capacitance between terminals,(pF) 60 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) REV: REV:B Page 2 QW-G0015 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 0.531 MAX. REV:B Page 3 QW-G0015 Comchip Technology CO., LTD. SMD Switching Diode Suggested PAD Layout 0603/SOD-523F SIZE (mm) (inch) A 1.25 0.049 D A B 0.60 0.024 E C 1.00 0.039 D 1.85 0.073 E 0.65 0.026 C B Standard Packaging REEL PACK Case Type 0603/SOD-523F REEL Reel Size ( pcs ) (inch) 4,000 7 REV: REV:B Page 4 QW-G0015 Comchip Technology CO., LTD.