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| CD4148WT Crownpo Technology Small-Signal Chip Diode 0603 .071 (1.65) .059 (1.45) Features * This diode is also available in other case styles including the 1206 case with the type designation CD4148W, the 0805 case with the type designation CD4148WS * Silicon Epitaxial Planar Diode * Fast switching diode. .039 (0.9) .027 (0.7) Mechanical Data Case: 0603 Weight: approx. 4 mg Marking: Cathode arrow .018 (.45) .010 (.25) .034 (.75) .026 (.55) Dimensions in inches and (millimeters) Mounting Pad Layout .020(.508) Typ. .034(0.86) Typ. .039 (0.99) Typ. Absolute Maximum Ratings & Thermal Characteristics Parameter Reverse voltage Peak reverse voltage Average rectified current half wave rectification with resistive load f M 50 Hz Surge current Power dissipation Thermal resistance junction to ambient air Junction temperature Storage temperature 1) Valid provided that electrodes are kept at ambient temperature. Tamb = 25 -C, unless otherwise specified Symbol VR VRM IF(AV) IFSM Ptot RJA Tj TS Value 75 100 150 1) Unit V V mA mA mW t < 1 s and Tj = 25 -C 350 2001) 6501) 150 - 65 to + 175 -C/W -C -C 01-Dec-03 Document No. 32002 www.crownpo.com CD4148WT Crownpo Technology Electrical Characteristics Parameter Forward voltage Tamb = 25 -C, unless otherwise specified Symbol IF = 10 mA VR = 20 V VR = 75 V VR = 20 V, TJ = 150 -C VF = VR = 0 V VF IR C tot Vfr Min Max 1.0 25 5.0 50 4 2.5 Unit V nA Leakage current Capacitance eA eA pF ns Voltage rise when switching ON tested with 50 mA pulses, tp = 0.1 es, rise time < 30 ns, fp = (5 to 100) kHz Reverse recovery time Rectification efficiency IF = 10 mA to IR = 1 mA, VR = 6 V, RL = 100 q f = 100 MHz, VRF = 2 V trr 0.45 4 ns Rectification Efficiency Measurement Circuit Typical Characteristics (Tamb = 25 C unless otherwise specified) Figure 1. Forward Characteristics Figure 2. Dynamic Forward Resistance vs. Forward Current 01-Dec-03 Document No. 32002 www.crownpo.com CD4148WT Crownpo Technology Figure 3. Admissible Power Dissipation vs. Ambient Temperature Figure 4. Relative Capacitance vs. Reverse Voltage Figure 5. Leakage Current vs. Junction Temperature Figure 6. Admissible Repetitive Peak Forward Current vs. Pulse Duration 01-Dec-03 Document No. 32002 www.crownpo.com |
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