SMD Switching Diode CDSER400B-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. - Low leakage current. - High mounting capability, strong surge withstand, high reliability. 0.034(0.85) 0.026(0.65) Mechanical data 0.030(0.75) 0.024(0.60) - 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.). 0.020(0.50) 0.012(0.30) 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 90 V Reverse voltage VR 80 V Average forward current IO 100 mA Parameter Conditions Repetitive peak reverse voltage Forward current, surge peak 8.3 ms single half sine-wave superimposed on rate load (JEDEC method) Repetitive peak forward current Min I FSM 1000 mA I FRM 225 mA Power dissipation PD 150 mW Operating temperature range Tj -40 +125 O T STG -55 +125 O Symbol Min Storage temperature range 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 = 80V IR 0.1 uA Capacitance between terminals f = 1MHz, and 0.5V DC reverse voltage CT 3 PF Reverse recovery time VR = 6V, IF = 10mA, RL = 50 ohms T rr 4 nS Company reserves the right to improve product design , functions and reliability without notice. QW-G0025 REV:B Page 1 SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSER400B-HF ) Fig.1 - Forward Characteristics Fig.2 - Reverse Characteristics 1000 10u O Reverse Current, ( A ) 100 10 C O C O C O -25 0.1 25 125 O C 1 75 Forward Current, (mA ) 125 C 1u O 75 C 100n 10n O 25 C 1n O -25 C 0.1n 0.01 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 5.0 f=1MHz Ta = 25 C Average Forward Current, ( % ) Capacitance Between Terminals , (pF) 0 O 4.0 3.0 2.0 1.0 0 Mounting on glass epoxy PCBs 100 80 60 40 20 0 0 5 10 15 20 25 Reverse Voltage, (V) 30 35 0 25 50 75 100 125 Company reserves the right to improve product design , functions and reliability without notice. QW-G0025 150 Ambient Temperature, ( °C) REV:B Page 2 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:B Page 3 QW-G0025 Comchip Technology CO., LTD. SMD Switching Diode Marking Code Part Number Marking Code CDSER400B-HF S4 S4 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:B Page 4 QW-G0025 Comchip Technology CO., LTD.