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| (R) EMIF04-2005QCF EMI FILTER INCLUDING ESD PROTECTION 8 7 6 5 IPADTM APPLICATIONS Where EMI filtering in ESD sensitive equipment is required : Computers and printers Communication systems Mobile phones 1 GND DESCRIPTION The EMIF04-2005QCF is a highly integrated device designed to suppress EMI/RFI noise in all systems subjected to electromagnetic interferences. Additionally, the EMIF04-2005QCF filter includes an ESD protection circuitry which prevents destruction when subjected to ESD discharge up to 15kV. BENEFITS 2 3 4 QFN 2x2mm 8 pins Table 1: Order Code Part Number EMIF04-2005QCF Figure 1: Pin Configuration Low-pass Filter Input Output Marking E4 EMI symmetrical low-pass filter Low PCB space consuming: 4 mm2 Very thin package < 1 mm High reliability offered by monolithic integration 1 Low-pass Filter Input Output 8 2 Low-pass Filter Input Output 7 3 COMPLIES WITH THE FOLLOWING STANDARDS: Low-pass Filter 6 Input Output IEC61000-4-2: 15kV (air discharge) 8kV (contact discharge) MIL STD 883E -Method 3015-6 Class 3: 25kV (human body test) 4 5 Figure 2: Basic Cell Configuration Low-pass Filter Input Output R = 200 C = 50pF max. TM: IPAD is a trademark of STMicroelectronics. April 2005 REV. 4 1/6 EMIF04-2005QCF Table 2: Absolute Ratings (Tamb = 25 C) Symbol VPP Tj Tstg Top TL ESD discharge Junction temperature Storage temperature range Operating temperature range Maximum lead temperature for soldering during 10s at 5mm from case Parameter and test conditions EC61000-4-2 air discharge IEC61000-4-2 contact discharge Value 45 8 125 - 55 +150 - 40 to + 85 260 Unit kV C C C C Table 3: Electrical Characteristics (Tamb = 25 C) Symbol VBR IRM VRM VCL IPP T VF RI/O Cline Parameter Breakdown voltage Leakage current @ VRM Stand-off voltage Clamping voltage Peak pulse current Voltage temperature coefficient Forward voltage drop Series resistance between Input & Output Input capacitance per line Slope = 3/Rd VBR VCL VRM IRM VF V I IF IPP Symbol VBR IRM Rd RI/O Cin @ 0V bias IR = 1 mA VRM = 3V per line Test conditions Min. 6 Typ. 8 Max. 10 500 Unit V nA IPP = 10A, tp = 2.5s 180 1 200 45 220 50 pF 2/6 EMIF04-2005QCF Figure 3: Filtering behavior Figure 4: Capacitance versus reverse applied voltage 50.0 45.0 -10.00 EMIF04: S21(dB) response Aplac 7.62 User: STMicroelectronics -5.00 CLine(pF) 40.0 35.0 30.0 -15.00 -20.00 25.0 20.0 C(V) -25.00 15.0 -30.00 10.0 5.0 -35.00 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 100.0k 1.0M EMIF04-2005QCF 10.0M f/Hz 100.0M 1.0G -40.00 VR(V) Figure 5: Ordering Information Scheme EMIF EMI Filter Number of lines Information x = resistance value / 10(Ohms) z = capacitance value / 10(pF) Package QCF = QFN 2mm x 2mm 04 - xx zz QCF 3/6 EMIF04-2005QCF Figure 6: QFN Package Mechanical Data A3 A A1 See detail B DIMENSIONS REF. A A1 A3 Millimeters Min. 0.50 0.00 0.18 0.17 2.00 0.88 0.46 0.20 0.98 2.00 0.56 0.50 0.45 0.008 0.15 0.13 0.20 0.008 0.03 Typ. Max 0.05 0.25 0.30 0.007 0.44 0.007 0.079 1.08 0.035 0.039 0.043 0.079 0.65 0.018 0.022 0.026 0.020 0.018 0.006 0.005 Min. 1.00 0.020 Inches Typ. Max. 0.039 0.010 0.012 0.017 b e See detail A L E k b1 E2 0.00 0.001 0.002 b b1 D D2 E E2 D2 D Detail A Detail B e L1 L L1 L2 L1 L2 L2 k Figure 7: Foot Print Dimensions (in millimeters) 0.98 1.01 0.33 0.34 0.56 3.00 0.89 0.50 0.28 4/6 EMIF04-2005QCF Table 4: Ordering Information Ordering code EMIF04-2005QCF Marking E4 Package QFN 2x2 8 pins Weight 8.4 mg Base qty 3000 Delivery mode Tape & reel Note: Further packing information available in the application note - AN1751: "EMI Filters: Recommendations and measurements" Table 5: Revision History Date Oct-2002 03-Jan-2005 16-Mar-2005 Revision 1A 2 3 Description of Changes First issue. Minor template update. No content change. QFN package mechanical data update: 1/ A min: 0.50 mm instead of 0.80 2/ A typ: deleted 3/ b1 max: 0.44 mm instead of 0.30 QFN package mechanical data update: 1/ Reference Details A and B added 01-Apr-2005 4 5/6 EMIF04-2005QCF Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners (c) 2005 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 6/6 |
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