CM1481-02DE

2-Channel EMI Filter with ESD Protection for Headsets/Speakers CM1481 Features • • • • • • • • • 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 TDFN Package Low profile maximum height of 0.8mm RoHS-compliant, lead-free finishing Applications • • • Headset speaker 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. ©2010 SCILLC. All rights reserved. May 2010 – Rev. 2 Publication Order Number: CM1481/D CM1481 8 76 5 Note: This drawing is not to scale. PIN DESCRIPTIONS PIN 1 2 3 4 5 6 7 8 DAP NAME Filter #1 NC NC Filter #2 Filter #2 NC NC Filter #1 GND DESCRIPTION Filter #1 No connect No connect Filter #2 Filter #2 No connect No connect Filter #1 Ground Rev. 2 | Page 2 of 8 | www.onsemi.com CM1481 Ordering Information PART NUMBERING INFORMATION Lead-free Finish Pins 8 Package TDFN Ordering Part Number1 CM1481 -02DE Part Marking 81E Note 1: Parts are shipped in Tape & Reel form unless otherwise specified. Specifications ABSOLUTE MAXIMUM RATINGS PARAMETER Storage Temperature Range DC package power rating RATING –65 to +150 0.5 UNITS °C W STANDARD OPERATING CONDITIONS PARAMETER Operating Temperature Range RATING –40 to +85 UNITS °C Rev. 2 | Page 3 of 8 | www.onsemi.com CM1481 ELECTRICAL OPERATING CHARACTERISTICS (NOTE 1) SYMBOL PARAMETER R RMATCH CTOT C ILEAK VSIG Resistance R Resistor-to-Resistor Matching Total Channel Capacitance Capacitance C Diode Leakage Current Signal Clamp Voltage Positive Clamp Negative Clamp In-system ESD Withstand Voltage Human Body Model, MIL-STD-883, Method 3015 Contact Discharge per IEC 61000-4-2 Level 4 Cut-off frequency ZSOURCE = 50Ω, ZLOAD = 50Ω VIN = ±5.0V 2.5V DC; 1MHz, 30mV AC 160 200 100 0.1 1.0 CONDITIONS MIN 8 TYP 10 MAX 12 5 240 UNITS Ω % pF pF μA ILOAD = 10mA ILOAD = –10mA Note 2 5 –15 7 -10 15 –5 V V VESD ±15 ±8 R = 10Ω, C = 100pF kV kV fC 31 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 CM1481 Performance Information Typical Filter Performance (nominal conditions unless specified otherwise, 50 ohm environment) Figure 1. Insertion Loss vs. Frequency (Filter #1 to GND B2) Figure 2. Insertion Loss vs. Frequency (Filter #2 to GND B2) Rev. 2 | Page 5 of 8 | www.onsemi.com CM1481 Mechanical Details TDFN-08 Mechanical Specifications, 0.5mm The CM1481 is supplied in an 8-lead 0.5mm TDFN package. Dimensions are presented below. PACKAGE DIMENSIONS Package JEDEC No. Leads Millimeters Dim. Min A A3 b D D2 E E2 e K L # per tape and reel 0.20 0.20 1.90 1.50 1.90 0.80 0.70 Nom 0.75 0.20 REF 0.25 2.00 1.60 2.00 0.90 0.50 BSC 0.25 REF 0.30 0.40 0.008 0.30 2.10 1.70 2.10 1.00 Max 0.80 Min 0.028 Nom 0.030 Max 0.031 TDFN MO-229 (Var. VCCD-3)* 8 Inches 0.008 REF 0.008 0.075 0.059 0.075 0.031 0.010 0.079 0.063 0.079 0.035 0.012 0.083 0.067 0.083 0.039 0.020 BSC 0.10 REF 0.012 0.016 3000 pieces Controlling dimension: millimeters * This package is compliant with JEDEC standard MO-229, variation VCCD-3 with exception of the D2 and E2 dimensions as called out in the table above which are not specified in the MO-229 standard. Package Dimensions for 8-Lead, 0.5mm pitch TDFN package Rev. 2 | Page 6 of 8 | www.onsemi.com CM1481 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  ON Semiconductor Website: www.onsemi.com    Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your local Sales Representative    Rev. 2 | Page 7 of 8 | www.onsemi.com CM1481 Rev. 2 | Page 8 of 8 | www.onsemi.com