BSD3C031LX

BSD3C031LX Transient Voltage Suppressors ROHS Features 350 Watts Peak Pulse Power per Line (tp = 8/20μs) Bidirectional Configuration Protects One Power or I/O Port ESD Protection > 40 kilovolts Low Working Voltage：3.0V Low Clamping Voltages Ultra Low Capacitance: 1.5 pF Typical IEC ComPatibility(EN61000-4) IEC 61000-4-2 (ESD) ±30kV (air), ±30kV (contact) IEC 61000-4-4 (EFT) 40A (5/50ns) IEC 61000-4-5(Surge): 20A, 8/20μs Mechanical Characteristics Applications Molded JEDEC SOD-323 package Ethernet - 10/100/1000 Base T Weight 10 milligrams (Approximate) Cellular Phones Flammability rating UL 94V-0 Handheld - Wireless Systems 8mm Tape and Reel Per EIA Standard 481 Personal Digital Assistant (PDA) Device Marking: Marking Code USB Interface RoHS Compliant Pin Configuration Bidrectional 1/4 BSD3C031LX Transient Voltage Suppressors ROHS Absolute Maximum Rating Rating Symbol Value Units Peak Pulse Power ( tp=8/20μs ) - See Figure 1 PPP 350 Watts Peak Pulse Current（tp=8/20μs） IPP 18 A Operating Temperature TJ -55 to + 150 °C TSTG -55 to +150 °C Storage Temperature Electrical Parameters Symbol Parameter IPP Maximum Reverse Peak Pulse Current VC Clamping Voltage @ IPP VRWM IR Working Peak Reverse Voltage Maximum Reverse Leakage Current @ VRWM VPT Punch-through Breakdown Voltage @ IT V Snap-Back Voltage @ I I SB SB SB Snap-Back Current IPT Test Current VPTF Forward Punch-through Breakdown Voltage @ IF IPTF Forward Test Current Electrical characteristics BSD3C031LX Parameter Symbol Conditions VRWM See Note1 Punch-through Voltage VPT IPT=1μA 4.0 V Snap-Back Voltage VSB I SB =50mA 3.5 V Reverse Leakage Current IR VRWM=3.0V Clamping Voltage Vc I PP = 18A, tp = 8/20μs Junction Capacitance Cj VR = 0V, f = 1MHz Reverse Stand-Off Voltage Minimum Typical Maximum Units 3.0 V 50 nA 15 18 V 1.5 2.0 pF Note 1: Part numbers with an additional “B” suffix are bidirectional devices Note 2: For Bidirectional Devices Only: Electrical characteristics apply in both directions. 2/4 BSD3C031LX Transient Voltage Suppressors ROHS Typical Characteristics Figure 2: Power Derating Curve 10 1 Percent of Rated Power for Ipp Ppp - Peak Pulse Power - Ppp(KW) Figure 1: Peak Pulse Power vs. Pulse Time 350W 8/20µs Waveform 0.1 0.01 0.1 1 10 100 110 100 90 80 70 60 50 40 30 20 10 0 0 1,000 25 td – Pulse Duration - µs 75 100 125 150 Ambient Temperature - TA (℃) Figure 4: Normalized Junction Capacitance vs. Reverse Voltage Figure 3: Clamping Voltage vs. Peak Pulse Current 3.0 20 f=1 MHz 2.5 15 Capacitance–Cj (pF) Clamping Voltage -Vc(V) 50 10 5 0 0 5 10 15 20 25 30 2.0 1.5 1.0 0.5 0 0 0.5 Peak Pulse Current -Ipp(A) Figure 5: ESD Clamping( 8kV Contact per IEC 61000-4-2) Tek Run: 2.50GS/s Sample CH1 2.0 V M 20.0ns Ch1 1 1.5 2 Reverse Voltage–VR (V) 2.5 Figure 5: ESD Clamping( -8kV Contact per IEC 61000-4-2) Tek Run: 2.50GS/s CH1 2.0 V Sample M 20.0ns Ch1 3/4 3 BSD3C031LX Transient Voltage Suppressors ROHS Outline Drawing – SOD323 PACKAGE OUTLINE DIMENSIONS SYMBOL MILLIMETER INCHES MIN MAX MIN MAX A 1.60 1.90 0.063 0.075 B 1.15 1.45 0.045 0.057 C 2.39 2.70 0.094 0.106 D 0.92 1.10 0.036 0.043 E 0.25 0.40 0.010 0.016 F 0.10 0.20 0.004 0.008 H .- 0.10 . .- 0.004 . Notes 1. Controlling Dimensions in Millimeters. 2. Dimensions are exclusive of mold flash and metal burrs. TAPE & REEL ORDERING NOMENCLATURE 1. Surface mount product is taped and reeled in accordance with EIA-481. MarkingCodes 3X Package Information Qty：3k/Reel 4/4