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| Low Capacitance Transient Voltage Suppressors/ESD Protectors CM1249-04S9 Features * * * * * * Low I/O capacitance at 5pF typical In-system ESD protection to 8kV contact discharge, per the IEC 61000-4-2 international standard Four channels of ESD protection Compact SOT-953 package saves board space and facilitates layout in space-critical applications Each I/O pin can withstand over 1000 ESD strikes RoHS (Restriction of Hazard Substances) compliant Applications * * * High-speed consumer electronic ports ESD protection of PC ports, including USB ports, serial ports, parallel ports, IEEE1394 ports, docking ports, proprietary ports, etc. Protection of interface ports or IC pins which are exposed to high ESD levels Electrical Schematic CM1249-04 5 4 1 2 VN 3 SOT 953 - Note: This drawing is not to scale. (c)2009 SCILLC. All rights reserved. NMONTH 2009 - Rev. (whole #) Publication Order Number: MASTER/D CM1249-04S9 PIN DESCRIPTIONS LEADS (Refer to package / pinout diagrams) NAME CHx DESCRIPTION The cathode of the respective TVS diode, which should be connected to the node requiring transient voltage protection. The anode of the TVS diodes. (Refer to package / pinout diagrams) VN Ordering Information PART NUMBERING INFORMATION Lead-free Finish Leads 5 Package SOT953 Ordering Part Number1 CM1249-04S9 Part Marking L9 Note 1: Parts are shipped in Tape & Reel form unless otherwise specified. Specifications ABSOLUTE MAXIMUM RATINGS PARAMETER Storage Temperature Range RATING -65 to +150 UNITS C Rev. 2 | Page 2 of 7 | www.onsemi.com CM1248-04S9 STANDARD OPERATING CONDITIONS PARAMETER Operating Temperature RATING -40 to +85 UNITS C ELECTRICAL OPERATING CHARACTERISTICS (NOTE 1) SYMBOL PARAMETER CIN Channel Input Capacitance Differential Channel I/O to GND Capacitance Leakage Current Small Signal Clamp Voltage Positive Clamp Negative Clamp ESD Withstand Voltage Contact Discharge per IEC 610004-2 standard Human Body Model, MIL-STD-883, Method 3015 Diode Dynamic Resistance Forward Conduction Reverse Conduction CONDITIONS TA = 25C, 0VDC, 1MHz TA = 25C, 2.5VDC, 1MHz MIN TYP 5 0.14 MAX 7 UNITS pF pF C IN ILEAK VSIG VIN = 3.5VDC, TA = 25C 0.75 A V V I = 5mA, TA = 25C I = -5mA, TA = 25C 6.1 -1.5 8.5 -0.4 VESD Notes 3 and 4; TA = 25C Notes 2 and 4; TA = 25C 8 15 kV kV RD TA = 25C; Note 2 0.7 2.1 Note 1: Note 2: Note 3: Note 4: All parameters specified at TA = -40C to +85C unless otherwise noted. Human Body Model per MIL-STD-883, Method 3015, CDischarge = 100pF, RDischarge = 1.5K, VN grounded. Standard IEC 61000-4-2 with CDischarge = 150pF, RDischarge = 330, VN grounded. These measurements performed with no external capacitor on CH. Rev. 2 | Page 3 of 7| www.onsemi.com CM1249-04S9 Performance Information Diode Capacitance Typical diode capacitance with respect to positive TVS cathode voltage (reverse voltage across the diode) is given in Diode Capacitance vs. Reverse Voltage . Figure 1. Diode Capacitance vs. Reverse Voltage Typical High Current Diode Characteristics Measurements 0.7ms. are made in pulsed mode with a nominal pulse width of Rev. 2 | Page 4 of 7 | www.onsemi.com CM1248-04S9 Mechanical Details SOT-953 Mechanical Specifications The 5-pin SOT-953 package dimensions are shown below. PACKAGE DIMENSIONS TOP VIEW Package Leads Millimeters Dim. Min A b c D E E1 e L L1 # per tape and reel 0.400 0.100 0.050 0.950 0.750 0.950 Nom 0.450 0.150 0.100 1.000 0.800 1.000 Max 0.500 0.200 0.150 1.050 0.850 1.050 Min 0.016 0.004 0.002 0.037 0.029 0.037 Nom 0.018 0.006 0.004 0.039 0.031 0.039 Max E E1 1 0.20 SOT-953/963 5 Inches 5 D 0.20 C A-B 2X 4 0.020 0.008 2X 0.20 CD 2 3 c 0.006 0.041 0.033 2X e b L1 SIDE VIEW A 0.10 C 0.041 C SEA ING T PLANE 0.350 BSC 0.050 0.125 0.100 0.150 0.150 0.175 0.014 BSC 0.002 0.005 0.004 0.006 0.006 0.007 c END VIEW 8000 pieces L Controlling dimension: millimeters Package Dimensions for SOT-953 Rev. 2 | Page 5 of 7| www.onsemi.com CM1249-04S9 Tape and Reel Specifications PACKAGE SIZE (mm) 1.00 X 0.80 X 0.45 POCKET SIZE (mm) B0 X A0 X K0 1.16 X 1.16 X 0.63 TAPE WIDTH W 8mm REEL DIAMETER 178mm (7") QTY PER REEL 8000 PART NUMBER CM1249-04S9 P0 4mm P1 4mm Rev. 2 | Page 6 of 7 | www.onsemi.com CM1248-04S9 ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. "Typical" parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including "Typicals" must be validated for each customer application by customer's technical experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner. PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT: Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: 303-675-2175 or 800-344-3860 Toll Free USA/Canada Fax: 303-675-2176 or 800-344-3867 Toll Free USA/Canada Email: orderlit@onsemi.com N. American Technical Support: 800-282-9855 Toll Free USA/Canada Europe, Middle East and Africa Technical Support: Phone: 421 33 790 2910 Japan Customer Focus Center Phone: 81-3-5773-3850 For additional information, please contact your local Sales Representative Order Literature: http://www.onsemi.com/orderlit ON Semiconductor Website: www.onsemi.com Rev. 2 | Page 7 of 7| www.onsemi.com |
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