2 Channel EMI Filter with ESD Protection for Headsets/Speakers CM1682 Features Applications • • • • • • • • • • • Two channels of EMI filtering Pi-style filters in a capacitor-resistor-capacitor (C-R-C) network ±8kV ESD protection (IEC 61000-4-2, contact discharge) ±15kV ESD protection (HBM) Supports AC signals - ideal for audio applications Greater than 40dB of attenuation at 1GHz 8-lead, 2.00mm x 2.00mm footprint uDFN Package Low profile height of 0.5mm Lead-free finishing ©2010 SCILLC. All rights reserved. May 2010 – Rev. 2 • Headset microphone port in mobile handsets I/O port protection for mobile handsets, notebook computers, PDAs etc. EMI filtering for data ports in cell phones, PDAs or notebook computers. Publication Order Number: CM1682/D CM1682 8 7 6 5 Note: This drawing is not to scale. PIN DESCRIPTIONS PIN NAME DESCRIPTION 1 Filter #1 2 NC No connect 3 NC No connect 4 Filter #2 Filter #2 5 Filter #2 Filter #2 6 NC No connect 7 NC No connect 8 Filter #1 Filter #1 GND PAD GND Ground Filter #1 Rev. 2 | Page 2 of 8 | www.onsemi.com CM1682 Ordering Information PART NUMBERING INFORMATION Lead-free Finish Pins Package Ordering Part Number Part Marking 8 uDFN CM1682-02DE P82 1 Note 1: Parts are shipped in Tape & Reel form unless otherwise specified. Specifications ABSOLUTE MAXIMUM RATINGS PARAMETER Storage Temperature Range RATING UNITS –65 to +150 °C 0.5 W RATING UNITS –40 to +85 °C DC package power rating STANDARD OPERATING CONDITIONS PARAMETER Operating Temperature Range Rev. 2 | Page 3 of 8 | www.onsemi.com CM1682 ELECTRICAL OPERATING CHARACTERISTICS (NOTE 1) SYMBOL PARAMETER R RMATCH CTOT C CONDITIONS Resistance R Resistor-to-Resistor Matching Note 3 Total Channel Capacitance 2.5V DC; 1MHz, 30mV AC MAX UNITS 61 68 75 Ω 5 % 114 pF 74 VIN = ±5.0V VSIG Signal Clamp Voltage Positive Clamp Negative Clamp ILOAD = 10mA ILOAD = –10mA In-system ESD Withstand Voltage Human Body Model, MIL-STD-883, Method 3015 Contact Discharge per IEC 61000-4-2 Level 4 Note 2 Cut-off frequency = 50 Ω , Z Z R = 68 Ω , C = 47pF SOURCE 94 47 Diode Leakage Current fC TYP Capacitance C ILEAK VESD MIN = 50 Ω LOAD 5 –15 pF 0.1 1.0 µA 7 -10 15 –5 V V ±15 kV ±8 kV 60 MHz Note 1: TA = 25°C unless otherwise specified. Note 2: ESD applied to input and output pins with respect to GND, one at a time. Clamping voltage is measured at the opposite side of the EMI filter to the ESD pin (i.e. if ESD is applied to pin 1 then clamping voltage is measured at pin 8). Rev. 2 | Page 4 of 8 | www.onsemi.com CM1682 Performance Information Typical Filter Performance (nominal conditions unless specified otherwise, 50 ohm environment) Figure 1. Insertion Loss vs. Frequency (Filter #1 to GND) Figure 2. Insertion Loss vs. Frequency (Filter #2 to GND) Rev. 2 | Page 5 of 8 | www.onsemi.com CM1682 Mechanical Details uDFN-08 Mechanical Specifications, 0.5mm Dimensions for the CM1682 supplied in a 2mmx2mm, 8-lead, 0.5mm pitch uDFN package are presented below. PACKAGE DIMENSIONS Package uDFN JEDEC No. MO-229C Leads 8 * Millimeters Dim. Inches Min Nom Max Min Nom Max A 0.45 0.50 0.55 0.018 0.020 0.022 A1 0.00 0.02 0.05 0.000 0.001 0.002 0.127 REF A3 0.005 REF b 0.20 0.25 0.30 0.008 0.010 0.012 D 1.90 2.00 2.10 0.075 0.079 0.083 D2 1.50 1.60 1.70 0.060 0.063 0.067 E 1.90 2.00 2.10 0.075 0.079 0.083 E2 0.80 0.90 1.00 0.031 0.035 0.039 e 0.50 BSC 0.020 BSC K 0.25 REF 0.010 REF L # per tape and reel 0.20 0.30 0.40 0.008 0.012 0.016 3000 pieces Controlling dimension: millimeters * This package is compliant with JEDEC standard MO-229C with the exception of the D, D2, E, E2, and L dimensions as called out in the table above. Dimensions for 8-Lead, 0.5mm pitch uDFN package Rev. 2 | Page 6 of 8 | www.onsemi.com CM1682 Tape and Reel Specifications PART NUMBER PACKAGE SIZE (mm) POCKET SIZE (mm) B0 X A0 X K0 TAPE WIDTH W REEL DIAMETER QTY PER REEL P0 P1 CM1682 2.00 X 2.00 X 0.55 2.20 X 2.20 X 0.75 8mm 178mm (7") 3000 4mm 4mm Rev. 2 | Page 7 of 8 | www.onsemi.com CM1682 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. 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This literature is subject to all applicable copyright laws and is not for resale in any manner. PUBLICATION ORDERING INFORMATION LITERATURE FULFILLMENT: FULFILLMENT Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA Phone: Phone 303-675-2175 or 800-344-3860 Toll Free USA/Canada Fax: Fax 303-675-2176 or 800-344-3867 Toll Free USA/Canada Email: Email [email protected] N. American Technical Support: Support 800-282-9855 Toll Free USA/Canada Europe, Middle East and Africa Technical Technical Support: Phone: 421 33 790 2910 Japan Customer Focus Center Phone: 81-3-5773-3850 Rev. 2 | Page 8 of 8 | www.onsemi.com ON Semiconductor Website: www.onsemi.com Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your local Sales Representative