MODELS 664, 667, 668 .150" Dual In-Line Precision Thin Film Surface Mount Resistor Networks FEATURES * Unique passivation coating eliminates moisture concerns and allows for use in applications traditionally restricted to tantalum nitride * Outperforms other thin film resistor materials providing excellent tolerances, ratio matching, temperature coefficient, and temperature tracking * Improved performance over silicon substrates in stray capacitance, frequency response and stability ELECTRICAL Operating Temperature Range Resistance Voltco Interlead Capacitance Operating Voltage, Maximum Insulation Resistance Noise, Maximum (MIL-STD-202, Method 308) -55C to +125C 0 <2pF 100Vdc or PR 10,000 Megohms -40dB MECHANICAL Lead Plating Lead Material Lead Configuration Lead Coplanarity Substrate Material Resistor Material Body Material 85/15 Tin Lead Copper Alloy Gull Wing 0.004" (0.102mm) Alumina Nichrome Molded Epoxy Specifications subject to change without notice. 4-139 Models 664, 667, 668 4 TOLERANCES Accuracy Code * Absolute Resistance Tolerances, at 25C Ratio Matching (Matched to R1) Temperature Coefficient of Resistance Temperature Coefficient of Resistance, Tracking A 0.1% 0.05% B 0.1% 0.1% D 0.5% 0.1% F 1.0% 0.5% 25ppm/C 5ppm/C * Code `A' Accuracy available as standard only for Model 664; other models by special order only. ENVIRONMENTAL R 0.25% R 0.10% R 0.10% R 0.10% R 0.20% R 0.25% R 0.25% R 0.10% R 0.10% R 0.10% R 0.10% 100V for 1 minute 215C for 3 minutes MIL-STD-202, Method 215 MIL-STD-202, Method 208 UL-94V-O Rated -65C to +125C Thermal Shock plus Power Conditioning Low Temperature Operation Short Time Overload Terminal Strength Moisture Resistance Mechanical Shock Vibration Low Temperature Storage High Temperature Exposure Load Life, 1,000 Hours Resistance to Solder Heat Dielectric Withstanding Voltage Temperature Exposure, Maximum Marking Permanency Lead Solderability Flammability Storage temperature range SCHEMATICS 664A Isolated Resistors Note: 667B/668B Bussed Resistors 667A/668A Isolated Resistors 8 N 1 1 N N/2 1 N/2 Model 667: N = 14 Leads, Model 668: N = 16 Leads. Custom circuits are available. Consult factory. 4-140 Models 664, 667, 668 OUTLINE DIMENSIONS (Inch/mm) .0165 .003 Typ. 0.419 0.08 +.002 .008 -.001 Typ. 0.20 +0.05 -0.02 .050 Typ. 1.27 .025 .010 0.64 0.25 .157 Typ. 3.99 0 To 8 .196 Max. 4.98 .344 Max. 8.74 .393 Max. 9.98 Model 664 Model 667 Model 668 .239 .006 6.07 0.15 4 .068 Max. 1.73 Seating Plane .007 .003 0.178 0.08 Note: Leads are within .005/0.13 of true position. Maximum allowable mold excursion = 0.006" STANDARD RESISTANCE VALUES, OHMS 664A: Ohms Code 667A,668A*: Ohms Code 667B, 668B: Ohms Code 1K 1001 1K 1001 10K 1002 2K 2001 2K 2001 20K 2002 5K 5001 5K 5001 10K 1002 10K 1002 47K 4702 20K 2002 50K 5002 47K 4702 100K 1003 50K 5002 100K 1003 * Code "A" accuracy available as standard for Model 664 only. Other models by special order only. 4-141 Models 664, 667, 668 POWER DERATING CURVE Percent of Rated Power POWER DISSIPATION, (WATTS) AT 70C 100 80 60 40 20 0 Model -0 70 Package Resistor 664 0.4 0.1 667/668 0.5 0.1 125 150 Degrees C TYPICAL PART MARKING 664 Back 5358 Lot Number 667/668 Back 5358 Date Code 664 Front 667/668 Front 664- Logo Lot Number Date Code Model Series 668 Model Series A-1003A -A-1003A Circuit Type Accuracy Code Accuracy Code Lead #1 Indicator Resistance Code Logo Circuit Type Lead #1 Indicator Resistance Code SOLDER PAD LAYOUT 668 667 .080 2.03 664 .025 0.64 .140 3.56 .050 Typ. 1.27 4-142 .300 7.62 Models 664, 667, 668 PACKAGING Standard: Magazines All units oriented with lead #1 to the same side. Magazine: Option: Capacity 664 = 667/668 = 100 50 Embossed Tape & Reel (per EIA 481). Reel: Diameter: Capacity: = 664: = 667/668: = 7" Reel 1,000 Units 500 Units 13" Reel 2,500 Units 2,500 Units ORDERING INFORMATION 4 66 4 A 1001 A 7 Model Series Packaging Option: 7 = 7" Reel Diameter 13 = 13" Reel Diameter (No code used for Magazines.) Number of Leads: 4 = 8 Leads 7 = 14 Leads 8 = 16 Leads Accuracy Code: (Resistance Tol./Ratio) A = 0.1%/0.05% B = 0.1%/0.1% D = 0.5%/0.1% F = 1.0%/0.5% Circuit Type: A = Isolated B = Bussed Resistance Code: First 3 digits are significant. Last digit denotes the number of trailing zeros. 4-143 Models 664, 667, 668