SMD Switching Diode CDSF355BS-HF RoHS Device Halogen Free Features 1005/SOD-323F - High Speed. - Designed for mounting on small surface. - Extremely thin/leadless package. - Low leakage current. - High mounting capability, strong surge withstand, high reliability. 0.102(2.60) 0.095(2.40) 0.051(1.30) 0.043(1.10) Mechanical data 0.035(0.90) 0.027(0.70) - Case: 1005/SOD-323F standard package, molded plastic. - Terminals: Gold plated, Solderable per MIL-STD-750,method 2026. - Polarity: Indicated by cathode band. - Mounting position: Any. - Weight: 0.006 grams(approx.). 0.024(0.60) 0.016(0.40) 0.014(0.35) 0.011(0.28) 0.041(1.05) 0.037(0.95) 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 100 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) I FSM Power dissipation PD Operating temperature range Tj Storage temperature range Min 1.5 A 300 -40 T STG -55 Symbol Min mW +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 = 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. REV:B Page 1 QW-G0023 Comchip Technology CO., LTD. SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSF355BS-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 90 120 150 Forward Voltage, (V) 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) 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:B Page 2 QW-G0023 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 1005 (SOD-323F) 1005 (SOD-323F) SYMBOL A B C d D D1 D2 (mm) 1.55 ± 0.10 2.65 ± 0.10 1.05 ± 0.10 1.55 ± 0.05 178 ± 1.0 60.0 MIN. 13.00 ± 0.20 (inch) 0.061 ± 0.004 0.104 ± 0.004 0.041 ± 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 0.23 ± 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 ± 0.002 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-G0023 Comchip Technology CO., LTD. SMD Switching Diode Marking Code Part Number Marking Code CDSF355BS-HF .S4 .S4 Suggested PAD Layout 1005/SOD-323F SIZE (mm) (inch) A 2.10 0.083 B 1.20 0.047 C 1.20 0.047 D 3.30 0.130 E 0.90 0.035 D A E C B Standard Packaging Case Type 1005/SOD-323F 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-G0023 Comchip Technology CO., LTD.