CDSUR4148

SMD Switching Diode CDSUR4148-HF RoHS Device Halogen Free Features - High Speed. - Designed for mounting on small surface. - Extremely thin/leadless package. - High mounting capability, strong surge withstand, high reliability. 0603/SOD-523F 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. - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. - Polarity: Indicated by cathode band. - Mounting position: Any. - Weight: 0.003 grams(approx.). 0.033(0.85) 0.027(0.70) 0.020(0.50) 0.016(0.40) 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 75 V Average forward current IO 150 mA Parameter Conditions Repetitive peak reverse voltage Forward current, surge peak Tp=1uS Min 4 I FSM Tp=1mS A 1 Power dissipation PD Junction temperature range Tj -40 +125 O Storage temperature range T STG -40 +125 O Symbol Min 150 mW C C Electrical Characteristics (at T =25 ºC unless otherwise noted) A Parameter Conditions Typ Max Unit Forward voltage IF = 50 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 4 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:C Page 1 QW-G0002 Comchip Technology CO., LTD. SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSUR4148-HF) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 10u O 125 C Reverse Current, ( A ) Forward Current, (mA ) 100 10 O C O C C -25 O O 25 125 75 0.1 C 1 1u O 75 C 100n 10n O 25 C 1n O -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 Forward Voltage, (V) 40 50 60 70 80 90 100 Reverse Voltage, (V) Fig.3 - Capacitance Between Terminals Characteristics Fig.4 - Current Derating Curve 5 f=1MHz Ta = 25°C 4 3 2 1 0 Average Forward Current, ( % ) Capacitance Between Terminals, (pF) 30 Mounting on glass epoxy PCBs 100 80 60 40 20 0 0 5 10 15 20 25 30 35 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:C Page 2 QW-G0002 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 ....... ....... End Device ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0603 (SOD-523F) 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 ± 0.10 178 ± 1.00 60.0 MIN. 13.0 ± 0.20 (inch) 0.039 ± 0.004 0.073 ± 0.004 0.039 ± 0.004 0.061 ± 0.004 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 ± 0.10 0.23 ± 0.05 8.00 ± 0.20 13.50 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. Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 3 QW-G0002 Comchip Technology CO., LTD. SMD Switching Diode Suggested PAD Layout 0603/SOD-523F SIZE (mm) (inch) A 1.25 0.049 B 0.60 0.024 C 1.00 0.039 D 1.85 0.073 E 0.65 0.026 D A E C B Standard Packaging Qty Per Reel Reel Size (Pcs) (inch) 4,000 7 Case Type 0603/SOD-523F Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 4 QW-G0002 Comchip Technology CO., LTD.