Part Number: CM1681
Function: 2 Channel EMI Filter with ESD Protection
Package: CUDFN-8 Type
Manufacturer: ON Semiconductor
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Description
CM1681 is 2 Channel EMI Filter with ESD Protection for Headsets/Speakers.
Features
• Two Channels of EMI Filtering • Pi−Style EMI Filters in a Capacitor−Resistor−Capacitor (C−R−C) Network • ±8 kV ESD Protection (IEC 61000−4−2, Contact Discharge) • ±15 kV ESD Protection (HBM) • Supports AC Signals − Ideal for Audio Applications • Greater than 40 dB of Attenuation at 1 GHz • 8−Lead, 2.00 mm x 2.00 mm Footprint CUDFN Package • Low Profile Height of 0.5 mm • These Devices are Pb−Free and are RoHS Compliant 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
ELECTRICAL SCHEMATIC :
http://onsemi.com CUDFN8 DE SUFFIX CASE 505AF MARKING DIAGRAM P81 P81 = CM1681−02DE ORDERING INFORMATION Device Package Shipping† CM1681−02DE CUDFN−8 3000/Tape & Reel (Pb−Free) †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specification Brochure, BRD8011/D. 1 Filter #1 4 Filter #2 10 W 100 pF R C 10 W 100 pF R C 100 pF C 100 pF C 8 Filter #1 5 Filter #2 © Semiconductor Components Industries, LLC, 2011 April, 2011 − Rev. 3 1 Publication Order Number: CM1681/D Table 1. PIN DescriptionS 8−Lead CUDFN Package Pin Name Description 1 Filter #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 CM1681 PACKAGE / PINOUT DIAGRAMS Top View (Pins Down View) 8765 Bottom View (Pins Up View) 123 4 Pin 1 Marking GND PAD 1234 876 5 8−Lead CUDFN Package SPECIFICATIONS Table 2. ABSOLUTE MAXIMUM RATINGS Parameter Rating Units Storage Temperature Range −65 to +150 °C DC package power rating 0.5 W Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. Table 3. STANDARD OPERATING CONDITIONS Parameter Operating Temperature Range Rating −40 to +85 Units °C Table 4. ELECTRICAL OPERATING CHARACTERISTICS (Note 1) Symbol Parameter Conditions Min Typ Max Units R Resistance R 8 10 12 W RMATCH CTOT C Resistor−to−Resistor Matching Total Channel Capacitance Capacitance C 5 2.5 V DC; 1 MHz, 30 mV AC 160 200 240 100 % pF pF ILEAK VSIG VESD Diode Leakage Current Signal Clamp Voltage Positive Clamp Negative Clamp In−system ESD Withstand Voltage: a) Human Body Model, MIL−STD−883, Method 3015 b) Contact Discharge per IEC 61000−4−2 Level 4 VIN = ±5.0 V ILOAD = 10 mA ILOAD = −10 mA (Note 2) 0.1 1.0 57 −15 −10 15 −5 ±15 ±8 mA V kV fC Cut−off frequency ZSOURCE = 50 W, ZLOAD = 50 W R = 10 […]
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