PART OBSOLETE - NO ALTERNATE PART DM1231-02SO 2-CHANNEL LOW CAPACITANCE ESD PROTECTION ARRAY Product Summary OBSOLETE - PART DISCONTINUED VF (Typ) 0.8V Features VP (Typ) 5V COUT (Typ) 1.5pF Description DM1231-02SO is a high-performance device suitable for protecting two high-speed channels. This product is assembled in SOT26 package. It has high ESD surge capability and low capacitance. Applications Contact discharge per IEC61000-4-2 standard: 12 kV (OUT Pins), 4 kV(IN Pins) * * * * * Withstands over 1000 ESD Strikes 1.5pF Typical Capacitance from OUT to VN Two channels of ESD Protection Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2) Halogen and Antimony Free. "Green" Device (Note 3) Mechanical Data * * Typically Used for High Speed Ports such as: * * * * * * * * * USB 2.0 IEEE1394 HDMI Laptop and Personal Computers Flat Panel Displays Video Graphics Displays SIM Ports * Case: SOT26 Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 Moisture Sensitivity: Level 1 per J-STD-020 (Lead Free Plating). Solderable per MIL-STD-202, Method 208 e3 Weight: 0.016 grams (Approximate) SOT26 Top View Device PINOUT Diagrams Ordering Information (Note 4) Product DM1231-02SO-7 Notes: Compliance Standard Marking BF4 Reel Size (inches) 7 Tape Width (mm) 8 Quantity per Reel 3000/Tape & Reel 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. 2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated's definitions of Halogen- and Antimony-free, "Green" and Lead-free. 3. Halogen- and Antimony-free "Green" products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 4. For packaging details, go to our website at http://www.diodes.com/products/packages.html. DM1231-02SO Document number: DS37786 Rev.4 - 4 1 of 5 www.diodes.com September 2019 (c) Diodes Incorporated DM1231-02SO OBSOLETE - PART DISCONTINUED Marking Information BF4= Product Type Marking Code YM = Date Code Marking Y = Year (ex: D = 2016) M = Month (ex: 9 = September) Note: " " represents internal code Date Code Key Year Code Month Code 2015 C Jan 1 2016 D Feb 2 Mar 3 2017 E Apr 4 May 5 2018 F Jun 6 Jul 7 2019 G Aug 8 Sep 9 2020 H Oct O Nov N Dec D Maximum Ratings (@TA = +25C, unless otherwise specified.) Characteristic Value Unit Operating Supply Voltage (VP) Diode Forward Current(AOUT/BOUT Side) Continuous Current through Signal Pins (IN to OUT) 1,000 hours 6 8 125 12 V mA mA 4 kV ESD Protection - Contact Discharge (Note5) kV Thermal Characteristics Characteristic Power Dissipation Typical (Note 6) Thermal Resistance, Junction to Ambient Typical (Note 6) Operating and Storage Temperature Range Symbol Value PD 300 RJA 417 -55 to +150 TJ, TSTG Unit mW C/W C Electrical Characteristics (@TA = +25C, unless otherwise specified.) Characteristic Operating Supply Voltage Symbol VP Min -- Typ 5 Max 5.5 Unit V Test Conditions -- Reverse Current (Note 7) IR -- -- 1 A VP = 5V, VP to VN Diode Forward Voltage Diode Forward Voltage Residual ESD Peak Current on RDUP(Resistance of Device Under Protection) VF 0.8 0.8 0.95 0.95 V V IF = 8mA, Top Diode VF 0.6 0.6 IRES -- 2.3 -- A VCL_Positive -- +9 -- V VCL_Negative -- -- -1.4 0.4 -- -- V -- 0.3 -- COUT -- 1.5 -- pF COUT -- 0.02 -- pF RS -- 1 -- RS -- 10 30 m Channel Clamping Voltage (Note 8) Dynamic Resistance Channel Input Capacitance(Note 9) Channel to Channel Capacitance Match Series Resistance Channel to Channel Resistance Match Notes: RDYN_Positive RDYN_Negative IF = 8mA, Bottom Diode IEC 61000-4-2 contact mode 8kV, RDUP = 5 IPP =1A, tp = 8/20s Zap at OUT, Measure at IN IPP =1A, tp = 8/20s Zap at OUT, Measure at IN f = 1MHz, VP = 5V, VOSC = 2.5V, VOSC = 30mV f = 1MHz, VP = 5V, VOSC = 2.5V, VOSC = 30mV -- -- 5. Standard test condition is IEC61000-4-2 level 4 test circuit with each (AOUT/BOUT) pin subjected to 12kV contact discharge for 1000 pulses. Discharges are timed at 1 second intervals and all 1000 strikes are completed in one continuous test run. 6. Device mounted on FR-4 PCB pad layout (2oz copper) as shown on Diodes, Inc. suggested pad layout, which can be found on our website at http://www.diodes.com/package-outlines.html. 7. Short duration pulse test used to minimize self-heating effect. 8. Clamping voltage value is based on an 8x20s peak pulse current (Ipp) waveform. 9. Capacitance measured from VOUT to VN with VIN floating. DM1231-02SO Document number: DS37786 Rev.4 - 4 2 of 5 www.diodes.com September 2019 (c) Diodes Incorporated DM1231-02SO 1.0 PEAK PULSE DERATING IN % OF PEAK POWER OR CURRENT 0.9 Voltage 0.7 50 0.6 DM1231 0.5 0.4 25 0.3 0.2 0.1 0 25 50 75 100 125 150 175 200 0.0 TA,AMBIENT TEMPERATURE(C) Figure1. Pulse Derating Curve 0 10 15 20 25 RDUP( ) Figure 2. IEC61000-4-2 Vpeak vs. Loading (RDUP) 18 1.0 0.9 5 16 Single Stage ESD Device 0.8 14 0.7 12 DM1231 0.6 Current(A) Voltage Single Stage ESD Device 0.8 75 0 0.5 0.4 8 6 0.2 4 0.1 2 0.0 0 0 5 10 15 20 25 RDUP() Figure 3. IEC61000-4-2 Vclamp vs. Loading (RUDP) Single Stage ESD Device 10 0.3 DM1231 0 5 10 15 20 25 RDUP() Figure 4. IEC61000-4-2 IRES (Residual ESD Peak Current) vs. Loading (RDUP) 2.5 13.5 13.0 2.0 12.0 Capacitance(pF) 12.5 Clamping Voltage(V) OBSOLETE - PART DISCONTINUED 100 Zap at OUT; Measure at OUT 11.5 11.0 10.5 10.0 OUT-to-VN Capacitance,IN Floating,V P = 5V 1.5 1.0 0.5 Zap at OUT; Measure at IN 9.5 9.0 1 2 3 4 5 IEC61000-4-5 8/20 S Peak Current(A) Figure 5. Clamping Voltage vs.Peak Current DM1231-02SO Document number: DS37786 Rev.4 - 4 3 of 5 www.diodes.com 0.0 0 1 2 3 4 Bias Voltage(V) Figure 6. Capacitance vs. Bias Voltage 5 September 2019 (c) Diodes Incorporated DM1231-02SO 0dB -1dB -2dB S21(dB) OBSOLETE - PART DISCONTINUED -3dB -4dB -3.029212dB, 3.37GHz -5dB -6dB -7dB -8dB -9dB -10dB 1 1000 100 f = 1MHz Figure 7, Typical Single-Ended S21 plot (1dB/div,1MHz to 10GHz) 10 10000 Package Outline Dimensions Please see http://www.diodes.com/package-outlines.html for the latest version. SOT26 (SC74R) C1 Y1 G C Y Dimensions Value (in mm) C 2.40 C1 0.95 G 1.60 X 0.55 Y 0.80 Y1 3.20 X Suggested Pad Layout Please see http://www.diodes.com/package-outlines.html for the latest version. SOT26 (SC74R) C1 Y1 G C Y Dimensions Value (in mm) C 2.40 C1 0.95 G 1.60 X 0.55 Y 0.80 Y1 3.20 X DM1231-02SO Document number: DS37786 Rev.4 - 4 4 of 5 www.diodes.com September 2019 (c) Diodes Incorporated DM1231-02SO IMPORTANT NOTICE OBSOLETE - PART DISCONTINUED 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). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the final and determinative format released by Diodes Incorporated. LIFE SUPPORT Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A. 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 (c) 2019, Diodes Incorporated www.diodes.com DM1231-02SO Document number: DS37786 Rev.4 - 4 5 of 5 www.diodes.com September 2019 (c) Diodes Incorporated