SMD Switching Diode CDSX400B RoHS Device Features SOD-923 -Designed for mounting on small surface. -Extremely thin/leadless package. 0.043(1.10) 0.035(0.90) -Low leakage current. 0.011(0.27) -High mounting capability, strong surge 0.026(0.65) 0.022(0.55) 0.007(0.17) withstand, high reliability. 0.033(0.85) 0.030(0.75) Mechanical data 0.002(0.05)Max. 0.006(0.15)Max. -Case: SOD-923 standard package, molded plastic. -Terminals: solderable per MIL-STD-750 method 2026. 7° -Polarity: Indicated by cathode band. 0.017 (0.43) 0.014 (0.35) -Mounting position: Any Dimensions in inches and (millimeter) Maximum Ratings (at TA=25°C unless otherwise noted) Parameter Conditions Repetitive peak reverse voltage Symbol Min Typ Max Unit VRRM 90 V Reverse voltage VR 80 V Average forward current IO 100 mA Forward current,surge peak 8.3 ms single half sine-wave superimposed on rate load ( JEDEC method) Repetitive peak forward current Power Dissipation 500 IFSM mA IFRM 225 mA PD 125 mW +150 °C +150 °C Storage temperature TSTG Junction temperature Tj -55 Electrical Characteristics (at TA=25°C unless otherwise noted) Parameter Conditions Symbol Min Typ Max Unit Forward voltage IF = 100 mA VF 1.2 V Reverse current VR = 80 V IR 0.1 uA Capacitance between terminals f = 1 MHZ,and 0.5VDC reverse voltage CT 3 PF Reverse recovery time VR = 6V ,IF =10 mA, RL =100 ohms Trr 4 nS REV:A QW-B0046 Page 1 SMD Switching Diode RATING AND CHARACTERISTIC CURVES (CDSX400B ) Fig.1 - Forward characteristics Fig.2 - Reverse characteristics 1000 1m 100 10u Reverse current, (A) 10 0.1 25 O C O -25 C 125 O C 1 75 O C Forward current, (mA) O 125 C 1u O 75 C 100n O 25 C 10n 0.01 1n 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0 20 30 40 50 60 70 80 90 100 Reverse voltage, (V) Forward voltage, (V) Fig.3 - Capacitance between terminals characteristics Fig.4 - Current derating curve characteristics 10 3 f=1MHz Ta = 25C V=6V, In=1/10I R O 5.0 Reverse Recovery Time, (ns) Capacitance between terminals, (pF) 10 2.0 1.0 0.5 R 2 1 0.2 0.1 0 0 2 4 6 8 10 12 14 0 Reverse voltage, (V) 10 20 30 Ambient temperature, (°C) Fig.5 - Surge current characteristics Fig.6 - Reverse recovery time (trr) measurement circuit surge current Surge Current : Isurge, (A) 100 PULSE Single pulse 50 20 PULSE GENERATOR OUTPUT 50Ω 10 5kΩ 50Ω SAMPLING OSCILLOSCOPE 5 2 1 0.1 1 10 100 1000 10000 Pulse Width, (ms) REV:A QW-B0046 Page 2 SMD Switching Diode Reel Taping Specification d P0 P1 Index hole T E F W B Polarity P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... 10 pitches (min) ....... ....... Start 10 pitches (min) Direction of Feed SOD-923 SOD-923 SYMBOL A B C d D D1 D2 (mm) 0.68 ± 0.05 1.32 ± 0.05 0.46 ± 0.05 1.55 ± 0.10 178 ± 1 54.4 ± 0.4 1.30 ± 0.05 (inch) 0.027 ± 0.002 0.052 ± 0.002 0.018 ± 0.002 0.061 ± 0.004 7.008 ± 0.04 2.142 ± 0.02 0.512 ± 0.002 SYMBOL E F P P0 P1 T W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 2.00 ± 0.05 4.00 ± 0.10 2.00 ± 0.05 0.20 ± 0.02 8.00 ± 0.15 12.3 ± 1.00 (inch) 0.069 ± 0.004 0.138 ± 0.002 0.079 ± 0.002 0.157 ± 0.004 0.079 ± 0.002 0.008 ± 0.001 0.315 ± 0.006 0.484 ± 0.040 REV:A QW-B0046 Page 3 SMD Switching Diode Marking Code Part Number Marking Code CDSX400B L L Suggested PAD Layout SOD-923 SIZE (mm) (inch) A 0.80 0.031 B 0.50 0.020 C 0.62 0.024 D 1.30 0.051 E 0.30 0.012 D A E C B Standard Packaging REEL PACK Case Type SOD-923 REEL Reel Size ( pcs ) (inch) 3,000 7 REV:A QW-B0046 Page 4