Features ■ ■ ■ ■ ■ Cost effective R-C construction Insulation resistance testing for reliability Molded surface mount or DIP packaging Compatible with automatic assembly equipment Custom value capability 601 Series - RC Networks T-Filters General Description Continual advances in digital IC technology are creating stringent demands on EMI/RFI levels in equipment. EMI/RFI low pass filters are required in personal computers, data terminals, test equipment and process controllers for high frequency suppression into or out of electronic equipment. For additional information, see application note on pages 323 and 324. 4420P 7.493 ± .076 (.295 ± .003) 10.34 ± .25 (.407 ± .010) .432 ± .056 TYP. (.017 ± .002) 12.95 ± .07 (.510 ± .003) Electrical Specifications - Resistors Standard Resistance Range*............................................................10 ohms - 100 ohms Series Resistance Tolerance ...................................................................................±10% Temperature Coefficient of Resistance ........................................................±300ppm/°C Operating Voltage .................................................................................25 volts maximum Operating Temperatures ..........................................................................+10°C to +85°C *Other Resistance Values Available, 10 ohms - 1 megohm Electrical Specifications - Capacitors Standard Capacitance Range ...................................................................50pF to 200pF Capacitance Tolerance.............................................................................................±30% Temperature Characteristic ........................................................................................Z5U Operating Temperatures...........................................................................+10°C to +85°C Voltage Rating .......................................................................................................25 volts Dielectric Withstand Voltage ...............................................................2.5 x rated voltage Insulation Resistance ............................................................10,000 megohms minimum Environmental Specifications - Resistors 1.27 ± .076 TYP. (.050 ± .003*) .127 + .127/ - .000 (.005 + .005/ - .000) 2.65 MAX. (.104) .305 + .000/ - .076 (.012 + .000/ - .003) 8° MAX. .940 + .355 (.037 ± .014) 4118R AND 4120R .635 (.025) PIN #1 REF. .89 ± .25 (.035 ± .010) TYP. 27.05 (1.065) MAX. 24.51 MAX. (.965) ∆R MAXIMUM Thermal Shock .......................................................................................................±0.5% Resistance to Solder Heat .....................................................................................±0.5% Terminal Strength ...................................................................................................±0.5% Mechanical Specifications Flammability...................................................................................Conforms to UL94 V-0 Leadframe .....................................................................................Copper, solder coated Body Material ............................................................................................Epoxy/Novolac Lead Solderability .................................Meet requirements of MIL-STD-202 Method 208 2.54 ± .25 (.100 ± .010*) TYP. NON-ACCUM. 4.57 + .12/ - .28 (.180 + .005/ - .011) 8.40 MAX. (.331) 2.03 ± .12 (.080 ± .005) 1.65 + .12/ - .07 (.065 + .005/ - .003) .438 ± .050 TYP. (.019 ± .002) 7.87 ± .25 (.310 ± .010) TO OUTSIDE WHEN PINS ARE PARALLEL .254 ± .050 (.010 ± .002) 3.43 + .38/ - .25 (.135 + .015/ - .010) 6.71 ± .10 (.264 ± .004) .76 ± .25 (.030 ± .010) 8.64 ± .50 (.340 ± .020) Governing dimensions are metric. Dimensions in parentheses are inches and are approximate. *Terminal centerline to centerline measurements made at point of emergence of the lead from the body. Specifications are subject to change without notice. 287 601 Series - RC Networks T-Filters Attenuation Vs. Frequency - Typical- Capacitor Values With R= 25 Ohms ATTENUATION VS. FREQUENCY TYPICAL CAPACITOR VALUES WITH R = 25 OHMS Attenuation vs. Frequency Model 4120R-601-250/500 Model 4420-601-250/500 50pF - 3dB @ 84 MHz +5dB 0dB 50pF -5dB Attenuation vs. Frequency Model 4120R-601-250/201 Model 4420P-601-250/201 200pF - 3dB @ 21 MHz 200pF -10dB -15dB -20dB -25dB -30dB -35dB -40dB indicates - 3dB rolloff frequency (fc ) DC 100Hz 1kHz 10kHz .1MHz 1MHz 10MHz 100MHz 1GHz These low-pass filters are ideal for installation between I/O drivers and RS 232 connectors. Typical Circuit TYPICAL CIRCUIT 4120R-601-RC/CC 4420R-601-RC/CC How To Order EMI/RFI Filter Networks 44 20 P - 601 - RC/CC 1 20 R Model (44 = SMD SOIC Pkg) (41 = Molded DIP) R Resistance/Capacitance Code • First 2 digits are significant • Third digit represents the number of zeros to follow C Number of Pins Physical Configuration P = Surface Mount Device (SMD) R = Molded DIP Electrical Configuration R Insert RC/CC Code from table below to form part number. 10 11 RC R CC C 250 25Ω 500 50pF 270 27Ω 101 100pF 470 47Ω 181 180pF 820 82Ω 201 200pF 101 100Ω Packages Available 4420P-601-*RC/CC-SMD 4120R-601-*RC/CC-DIP 4118R-601-*RC/CC-DIP *First two digits are significant. Third digit represents the number of zeros to follow. Seven circuits in an 18-pin package. Eight circuits in a 20-pin package. CONSULT FACTORY FOR VALUES NOT LISTED 288 Specifications are subject to change without notice.