MODELS 627, 628 Model 627, 628 Series .220 Small Outline Dual-In-Line Thick Film Surface Mount Resistor Networks RoHS Compliant Electrical Standard Resistance Range, Ohms 10 to 1Meg (Plus 0 Ohm Jumper) 2%(<33 = 1 Ohm) Standard Resistance Tolerance, at 25C (Optional: F Tol. = 1%) Operating Temperature Range -55C to +125C Temperature Coefficient of Resistance 100ppm/C (<100 = 250ppm/C) Temperature Coefficient of Resistance, Tracking 50ppm/C Maximum Operating Voltage 50Vdc or PR Insulation Resistance 10,000 Megohms Environmental Thermal Shock plus Power Conditioning R 0.70% Short Time Overload R 0.25% Moisture Resistance R 0.50% Mechanical Shock R 0.25% Vibration R 0.25% Low Temperature Operation R 0.25% High Temperature Exposure R 0.50% Load Life, 2000 Hours (330 = 0.5 Ohm) R 0.50% Resistance to Solder Heat (Total Immersion in solder at 280C for 10 sec.) R 0.25% Dielectric Withstanding Voltage 200V for 1 minute Temperature Exposure, Maximum 215C for 3 minutes Marking Permanency MIL-STD-202, Method 215 Lead Solderability MIL-STD-202, Method 208 Flammability UL-94V-0 Rated Storage Temperature Range 55C to +150C General Note TT electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT electronics own data and is considered accurate at time of going to print. www.bitechnologies.com www.irctt.com www.welwyn-tt.com TT electronics plc 10.12MODELS 627, 628 Model 627, 628 Series Mechanical Lead Material 96-96.5%Sn, 3.5-4%Ag Lead Configuration Gull Wing Lead Coplanarity 0.002 in. (0.051mm) Substrate Material Alumina Resistor Material Cermet Body Material Epoxy Standard Resistance Values, Ohms A Circuit (Isolated Resistors) B Circuit (Bussed Resistors) Bold type represents stock standard values for A Circuit Bold type represents stock standard values for B Circuit Ohms Code Ohms Code Ohms Code Ohms Code Ohms Code Ohms Code 22 220 1.2K 122 39K 393 22 220 1.2K 122 39K 393 33 330 1.5K 152 47K 473 33 330 1.5K 152 47K 473 39 390 1.8K 182 56K 563 39 390 1.8K 182 56K 563 47 470 2K 202 68K 683 47 470 2K 202 68K 683 56 560 2.2K 222 82K 823 56 560 2.2K 222 82K 823 68 680 2.7K 272 100K 104 68 680 2.7K 272 100K 104 82 820 3.3K 332 120K 124 82 820 3.3K 332 120K 124 100 101 3.9K 392 150K 154 100 101 3.9K 392 150K 154 120 121 4.7K 472 180K 184 120 121 4.7K 472 180K 184 150 151 5.6K 562 220K 224 150 151 5.6K 562 220K 224 180 181 6.8K 682 270K 274 180 181 6.8K 682 270K 274 220 221 8.2K 822 330K 334 220 221 8.2K 822 330K 334 270 271 10K 103 390K 394 270 271 10K 103 390K 394 330 331 12K 123 470K 474 330 331 12K 123 470K 474 390 391 15K 153 560K 564 390 391 15K 153 560K 564 470 471 18K 183 680K 684 470 471 18K 183 680K 684 560 561 20K 203 820K 824 560 561 20K 203 820K 824 680 681 22K 223 1 Meg 105 680 681 22K 223 1 Meg 105 820 821 27K 273 820 821 27K 273 1K 102 33K 333 1K 102 33K 333 J Circuit (Dual Terminators) Ohms (R1/R2) Code (R1/R2) Marking Ohms (R1/R2) Code (R1/R2) Marking 120/120 121/121 45 330/470 331/471 10 150/150 151/151 40 390/390 391/391 42 180/300 181/301 31 470/470 471/471 43 220/220 221/221 39 1K/3.3K 102/332 35 220/330 221/331 08 3K/6.2K 302/662 13 270/270 221/331 41 6.8K/22K 682/223 29 330/390 331/391 09 - - - General Note TT electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT electronics own data and is considered accurate at time of going to print. www.bitechnologies.com www.irctt.com www.welwyn-tt.com TT electronics plc 10.12