SMAT70A_09

  Green SMAT70A / SMBT70A Please click here to visit our online spice models database. 400W, 600W SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR Features • • • • • • • • 400, 600W Peak Pulse Power Dissipation 70V Standoff Voltage 100V Maximum Clamping Voltage - A requirement of many 48V Backplane Telecom Applications Glass Passivated Die Construction Fast Response Time: Typically less than 1 ps Lead Free Finish, RoHS Compliant (Note 4) Green Molding Compound (No Halogen and Antimony) (Note 5) Qualified to AEC-Q101 Standards for High Reliability Mechanical Data • • • • • • • • Case: SMA / SMB Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020D Terminals: Lead Free Plating (Matte Tin Finish). Solderable per MIL-STD-202, Method 208 Polarity Indicator: Cathode Band Marking Information: See Page 2 Ordering Information: See Page 2 Weight: SMA 0.064 grams (approximate) SMB 0.093 grams (approximate) Top View Bottom View Maximum Ratings @TA = 25°C unless otherwise specified Symbol PPK IFSM VF SMAT70A 400 40 3.5 SMBT70A 600 100 Unit W A V Characteristic Peak Pulse Power Dissipation (Non repetitive current pulse derated above TA = 25° C) Peak Forward Surge Current, 8.3ms Single Half Sine Wave Superimposed on Rated Load (Note 2) Instantaneous Forward Voltage @ IPP = 35A (Note 2) Thermal Characteristics Characteristic Operating and Storage Temperature Range Symbol TJ, TSTG Value -55 to +150 Unit °C Electrical Characteristics Reverse Standoff Voltage VRWM (V) SMAT70A SMBT70A Notes: 1. 2. 3. 4. 5. @TA = 25°C unless otherwise specified Max. Reverse Leakage @ VRWM IR (μA) 5.0 5.0 Max. Clamping Voltage @ Ipp VC (V) 100 100 Max. Peak Pulse Current Ipp (A) 3.5 5.3 Typical Junction Capacitance (Note 3) (pF) 140 290 Typical Voltage Temp. Variation of VBR mV/°C 80 80 KEX NPX Part Number Breakdown Voltage VBR @ IT (Note 3) Min (V) 77.8 77.8 Max (V) 89.5 89.5 Test Current Marking Code IT (mA) 1.0 1.0 70 70 Measured with 8.3ms single half sine-wave. Duty cycle = 4 pulses per minute maximum. VBR measured with IT current pulse = 300μs. f = 1MHz, VR = 0VDC. EU Directive 2002/95/EC (RoHS). All applicable RoHS exemptions applied. Please visit our website at http://www.diodes.com/quality/lead_free.html. Product manufactured with Data Code 0924 (week 24, 2009) and newer are built with Green Molding Compound. SMAT70A / SMBT70A Document number: DS30213 Rev. 10 - 2 1 of 4 www.diodes.com July 2009 © Diodes Incorporated SMAT70A / SMBT70A 100 PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT 75 50 25 10 X 1000 Waveform as defined by REA IPP, PEAK PULSE CURRENT (%Ipp) tp 0 0 25 50 75 100 125 150 175 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Pulse Derating Curve 200 t, TIME (ms) Fig. 2 Pulse Waveform 100 TJ = 25°C 100 PD, PEAK PULSE POWER (kW) Non Repetitive Pulse Waveform Shown in Fig. 3 10 SMBT70A VBR, BREAKDOWN VOLTAGE 10,000 95 90 85 1.0 SMAT70A 80 0.1 0.1 75 1.0 1,000 10 100 tp, PULSE WIDTH (µs) Fig. 3 Pulse Rating Curve 50 100 125 150 25 75 TA, AMBIENT TEMPERATURE (°C) Fig. 4 Average Breakdown Voltage vs. Ambient Temperature 0 Ordering Information Part Number SMAT70A-13-F SMBT70A-13-F Notes: (Note 6) Case SMA SMB Packaging 5000/Tape & Reel 3000/Tape & Reel 6. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. Marking Information xxx = Product type marking code See Electrical Characteristics Table = Manufacturers’ code marking YWW = Date code marking Y = Last digit of year ex: 2 for 2002 WW = Week code 01 to 52 YWW xxx SMAT70A / SMBT70A Document number: DS30213 Rev. 10 - 2 2 of 4 www.diodes.com July 2009 © Diodes Incorporated SMAT70A / SMBT70A Package Outline Dimensions B A C D J SMA Dim Min Max A 2.29 2.92 B 4.00 4.60 C 1.27 1.63 D 0.15 0.31 E 4.80 5.59 G 0.05 0.20 H 0.76 1.52 J 2.01 2.30 All Dimensions in mm SMB Dim Min Max A 3.30 3.94 B 4.06 4.57 C 1.96 2.21 D 0.15 0.31 E 5.00 5.59 G 0.05 0.20 H 0.76 1.52 J 2.00 2.62 All Dimensions in mm H E G Suggested Pad Layout SMA Dimensions Z G X Y C Value (in mm) 6.5 1.5 1.7 2.5 4.0 C X Y G Z SMB Dimensions Z G X Y C Value (in mm) 6.7 1.8 2.3 2.5 4.3 SMAT70A / SMBT70A Document number: DS30213 Rev. 10 - 2 3 of 4 www.diodes.com July 2009 © Diodes Incorporated SMAT70A / SMBT70A IMPORTANT NOTICE DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). 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Life support devices or systems are devices or systems which: 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2009, Diodes Incorporated www.diodes.com SMAT70A / SMBT70A Document number: DS30213 Rev. 10 - 2 4 of 4 www.diodes.com July 2009 © Diodes Incorporated