SMD Switching Diode CDSER4148-HF RoHS Device Halogen Free 0503/SOD-723F Features 0.053(1.35) 0.045(1.15) - High Speed. - Designed for mounting on small surface. - Extremely thin/leadless package. - High mounting capability, strong surge withstand, high reliability. - Use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ICs, MOSFET, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication. 0.034(0.85) 0.026(0.65) 0.030(0.75) 0.024(0.60) 0.020(0.50) 0.012(0.30) Mechanical data - Case: 0503/SOD-723F standard package, molded plastic. - Terminals: Gold plated, solderable per MIL-STD-750,method 2026. - Polarity: Indicated by cathode band. - Mounting position: Any. - Weight: 0.002 grams(approx.). 0.024(0.60) 0.020(0.50) Dimensions in inches and (millimeter) Circuit diagram 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 Operating temperature range Tj -40 +125 O T STG -40 +125 O Symbol Min Storage temperature range 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-G0013 Comchip Technology CO., LTD. SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSER4148-HF) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 10u O Reverse Current, ( A ) 100 10 C C -25 O O 25 O C O 125 0.1 C 1 75 Forward Current, (mA ) 125 C 1u O 75 C 100n 10n O 25 C 1n O 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 10 20 30 40 50 60 70 80 90 100 Forward Voltage, (V) Reverse Voltage, (V) Fig.3 - Capacitance Between Terminals Characteristics Fig.4 - Current Derating Curve 5 f=1MHz Ta = 25°C Average Forward Current, ( % ) Capacitance Between Terminals, (pF) -25 C 0.1n 0.01 4 3 2 1 0 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-G0013 Comchip Technology CO., LTD. SMD Switching Diode Reel Taping Specification d P0 P1 T E Index hole F W B C P A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed 0503 (SOD-723F) 0503 (SOD-723F) SYMBOL A B C d D D1 D2 (mm) 0.90 ± 0.10 1.46 ± 0.10 0.80 ± 0.10 1.55 ± 0.05 178 ± 1 60.0 MIN. 13.0 ± 0.20 (inch) 0.035 ± 0.004 0.057 ± 0.004 0.031 ± 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 0.22 ± 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 ±0.002 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-G0013 Comchip Technology CO., LTD. SMD Switching Diode Marking Code Part Number Marking Code CDSER4148-HF S3 S3 Suggested PAD Layout 0503/SOD-723F SIZE (mm) (inch) A 0.85 0.033 B 0.55 0.022 C 0.85 0.033 D 1.40 0.055 E 0.30 0.012 D A E C B Standard Packaging Case Type 0503/SOD-723F Qty Per Reel Reel Size (Pcs) (inch) 4,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 4 QW-G0013 Comchip Technology CO., LTD.