M PL IA NT Features S CO ■ *R oH ■ ■ ■ ■ Applications Lead free RoHS compliant* 8 T-filters with common ground Stable thin-film-on-silicon technology Ultra-miniature packages to JEDEC standards ■ ■ ■ Bidirectional EMI/RFI filtering on bus lines High frequency applications Ideal for space-constrained applications Thin Film on Silicon 2CFB T-Filter General Information Package Schematic 20 19 18 17 16 15 14 13 12 11 7 8 9 10 T-Filters are typically used for bidirectional filtering of EMI and RFI on high speed data lines connecting computer with peripheral. These Silicon-based, Tantalum-Nitride resistors and capacitors feature excellent stability, temperature coefficients and tracking performance. This product series conforms to JEDEC standards. E T E L O S B O 1 2 3 4 5 6 Electrical & Environmental Characteristics Electrical Characteristics Resistance Range Resistor Tolerance Power Rating per Resistor @ 70 °C Capacitor Range Capacitor Tolerance Capacitor Breakdown Voltage Operating Voltage Environmental Characteristics ESD Operating Temperature Storage Temperature Power Rating per Package @ 70 °C Symbol Minimum R 10 Nominal Maximum Unit 100 50 Ω Ω Watt pF pF V V +125 +150 1.0 V °C °C Watt ±10 % C 0.1 250 15 ±20 % 35 25 2K -55 -65 TJ Tstg Filter Response 0 -2 -4 2CFB-250/201M-Q20T 2CFB-470/330M-Q20T Attenuation - dB -6 -8 -10 -12 -14 -16 -18 -20 0.0001 0.001 0.01 0.1 1 10 100 Frequency - MHz *RoHS Directive 2002/95/EC Jan 27 2003 including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. Thin Film on Silicon 2CFB T-Filter Mechanical Characteristics QSOP Package Dimensions A .635 TYP. (.025) Model 2QSP20 3.81 - 3.99 (.150 - .157) A 8.56 - 8.74 (.337 - .344) Governing dimensions are in mm. Dimensions in parentheses are in inches and are approximate. JEDEC Reference Number MO-137. QSOP Package Power Temperature Derating Curve E T E L O S B O 1.25 .21 - .31 (.008 - .012) WATTS PIN 1 1.35 - 1.75 (.053 - .069) 1.0 2QSP20 .75 .50 .25 0 .10 - .25 (.004 - .010) 25 50 75 100 125 150 AMBIENT TEMPERATURE ( ° C ) Typical Part Marking .19 - .25 (.007 - .010) 0-8 ° Represents total content. Layout may vary. 5.80 - 6.20 (.228 - .244) PIN COUNT PRODUCT FUNCTION .41 - 1.27 (.016 - .050) RESISTANCE CODE/ CAPACITANCE CODE CFB20Q 470330M YYWW PIN 1 INDICATOR (MOLDED INDENT) MANUFACTURER'S TRADEMARK Standard RC Values R1 Value (ohms) C1 Value (pF) Cap. BV (typ.) Part Number (Tape & Reel) Part Number (Tubes) 25 47 100 200 33 100 25 25 25 2CFB-250/201M-Q20R 2CFB-470/330M-Q20R 2CFB-101/101M-Q20R 2CFB-250/201M-Q20T 2CFB-470/330M-Q20T 2CFB-101/101M-Q20T Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. PACKAGE STYLE GRADE DATE CODE Thin Film on Silicon 2CFB T-Filter Dispensing For large quantities, the product will be dispensed in Tape and Reel (see diagram below). A0 DIMENSIONS = MM (INCHES) E T E L O S B O B0 Package QSOP 20 Pin How To Order K0 A0 B0 K0 Width Pitch 6.5 (0.256) 9.0 (0.354) 2.1 (0.083) 16 (0.630) 8 (0.315) No. of Pieces No. of Pieces per 13 reel per tube 3,500 56 2 CFB-250/201 M-Q 20 T LF Product Class Thin-Film-on-Silicon Product Function CFB = T-Filter Resistance Value Code 1st two digits are significant, 3rd digit = number of zeros to follow to give resistance value in ohms. Capacitance Code 1st two digits are significant, 3rd digit = number of zeros to follow to give capacitor value in pF. Standard Grade R Tol. C Tol. M = ±10 % ±20 % Standard Package Style Q = QSOP Pin Count Q = 20 Dispensing R = Reel T = Tube Terminations LF = 100 % Sn (lead free) Asia-Pacific: Tel: +886-2 2562-4117 • Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 • Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 • Fax: +1-951 781-5700 www.bourns.com 04/07 Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications.