PTF www.vishay.com Vishay Dale Metal Film Resistors, High Precision, High Stability FEATURES Extremely low temperature coefficient of resistance Very low noise and voltage coefficient Very good high frequency characteristics Can replace wirewound bobbins Proprietary epoxy coating provides superior moisture protection For surface mount product, see Vishay Dales PSF datasheet (www.vishay.com/doc 30162) Material categorization: For definitions of compliance please see www.vishay.com/doc 99912 Note * Lead (Pb)-containing terminations are not RoHS-compliant. Exemptions may apply. STANDARD ELECTRICAL SPECIFICATIONS (3) POWER RATING LIMITING ELEMENT TEMPERATURE RESISTANCE GLOBAL HISTORICAL TOLERANCE (1) P VOLTAGE MAX. COEFFICIENT RANGE 85 C MODEL MODEL % W V ppm/C PTF51 PTF-51 0.05 200 5, 10, 15 0.02, 0.05, 0.1, 0.25, 0.5, 1 15 to 100K PTF56 PTF-56 0.125 300 5, 10, 15 0.01, 0.02, 0.05, 0.1, 0.25, 0.5, 1 15 to 500K PTF65 PTF-65 0.25 500 5, 10, 15 0.05, 0.1, 0.25, 0.5, 1 15 to 1M Notes DSCC has created a drawing to support the need for a precision axial-leaded product. Vishay Dale is listed as a resource on this drawing as follows: DSCC POWER RATING RESISTANCE TEMPERATURE MAXIMUM WORKING VISHAY DALE TOLERANCE (1) DRAWING P RANGE COEFFICIENT VOLTAGE 85 C MODEL % NUMBER W ppm/C V PTF56..31, 89088 0.100 15 to 100K 0.01, 0.05, 0.1, 0.5, 1 5, 10 200 (2) PTF56..32 PTF65..16, 90038 0.250 15 to 100K 0.05, 0.1, 0.5, 1 5, 10 200 (2) PTF65..14 This drawing can be viewed at: www.landandmaritime.dla.mil/Programs/MilSpec/ListDwgs.aspx DocTYPE=DSCCdwg (1) Continuous working voltage shall be P x R or maximum working voltage, whichever is less. (2) Hot solder dipped leads. (3) For operation of the PTF resistors at higher power ratings, see the Load Life Shift Due to Power and Derating table. This table gives a summary of the effects of using the PTF product at the more common combinations of power rating and case size, as well as quantifies the load life stability under those conditions. TEMPERATURE COEFFICIENT CODES GLOBAL TC CODE HISTORICAL TC CODE TEMPERATURE COEFFICIENT Z T-16 5 ppm/C Y T-13 10 ppm/C X T-10 15 ppm/C GLOBAL PART NUMBER INFORMATION New Global Part Numbering: PTF5620K500BYRE (preferred part numbering format) PT F 5 6 2 0 K 5 0 0 B Y R E GLOBAL RESISTANCE TOLERANCE TEMP . PACKAGING SPECIAL COEFFICIENT MODEL VALUE CODE (4) PTF51 Z = 5 ppm EK = Lead (Pb)-free, bulk R = T = 0.01 % Blank = Standard (4) Y = 10 ppm PTF56 K = k Q = 0.02 % EA = Lead (Pb)-free, T/R (full) (Dash number) PTF65 M = M A = 0.05 % X = 15 ppm EB = Lead (Pb)-free, (Up to 3 digits) 15R000 = 15 B = 0.1 % 0 = Special T/R (1000 pieces) as applicable 500K00= 500 k BF = Tin/lead, bulk C = 0.25 % 1M0000= 1.0 M D = 0.5 % RE = Tin/lead, T/R (full) F = 1 % R6 = Tin/lead, T/R (1000 pieces) Historical Part Number example: PTF-5620K5BT-13R36 (will continue to be accepted) PTF-56 20K5 B T-13 R36 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE TEMP. COEFFICIENT PACKAGING Notes For additional information on packaging, refer to the Through-Hole Resistor Packaging document (www.vishay.com/doc 31544). (4) Historical tolerance codes were BB for 0.01 % and BC for 0.02 %. Revision: 15-Nov-12 Document Number: 31019 1 For technical questions, contact: ff2aresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 From 1 to 999 PTF www.vishay.com Vishay Dale TECHNICAL SPECIFICATIONS PARAMETER UNIT PTF51 PTF56 PTF65 Rated Dissipation at 85 C W 0.05 0.125 0.25 Limiting Element Voltage V 200 300 500 Insulation Voltage (1 Min) V > 500 > 500 > 500 eff Thermal Resistance K/W < 1300 < 520 260 Terminal Strength, Axial N > 150 > 50 > 50 11 11 11 Insulation Resistance 10 10 10 Category Temperature Range C - 55 to + 150 - 55 to + 150 - 55 to + 150 -9 Failure Rate 10 /h < 1 < 1 < 1 Weight (Max.) g 0.11 0.35 0.75 DIMENSIONS DIMENSIONS in inches (millimeters) GLOBAL L MODEL LD L d D 1 max. (1) 1.50 0.125 0.150 0.020 0.070 0.010 0.200 0.016 (38.10 3.18) PTF51 (3.81 0.51) (1.78 0.25) (5.08) (0.41) 0.250 0.031 0.091 0.009 0.300 0.025 PTF56 d (6.35 0.79) (2.31 0.23) (7.62) (0.64) L 1 max. 0.375 0.062 0.145 0.016 0.475 0.025 PTF65 (9.53 1.57) (3.68 0.41) (12.07) (0.64) Note (1) Lead length for product in bulk pack. For product supplied in tape and reel, the actual lead length would be based on the body size, tape spacing and lead trim. PERFORMANCE TEST CONDITIONS OF TEST TEST RESULTS (TYPICAL TEST LOTS) MIL-PRF-55182 Paragraph 4.8.18 Life (at Standard Power Ratings) 0.04 % 1000 h rated power at + 85 C Mil-STD-202, Method 107 Thermal Shock 0.02 % - 55 C to + 85 C Short Time Overload MIL-R-10509, Paragraph 4.7.6 0.01 % Low Temperature Operation MIL-PRF-55182, Methods 4.8.10 0.02 % Moisture MIL-PRF-55182, Paragraph 4.8.15 0.08 % Resistance to Soldering Heat MIL-STD-202, Methods 210 0.02 % Damp Heat IEC 60068-2-3 56 days at 40 C and 92 % RH 0.08 % Dielectric Withstanding Voltage MIL-STD-202, Methods 301 and 105 0.01 % MATERIAL SPECIFICATIONS Element Precision deposited nickel chrome alloy with controlled annealing Encapsulation Specially formulated epoxy compounds. Coated construction Core Fire-cleanded high purity ceramic Standard lead material is solder-coated copper. Solderable and weldable Termination per MIL-STD-1276, Type C. MARKING Temperature coefficient: T10 = 15 ppm, T13 = 10 ppm, T16 = 5 ppm Tolerance: F = 1 %, D = 0.5 %, C = 0.25 %, B = 0.1 %, A = 0.05 %, BC = 0.02 %, BB = 0.01 % PTF51: (3 lines) PTF56, PTF65: (4 lines) PTF51 Style and size PTF56 Style and size 37K4 Value 49K9 Value BC T13 Tolerance and TC BB T16 Tolerance and TC 1211 4-digit date code Revision: 15-Nov-12 Document Number: 31019 2 For technical questions, contact: ff2aresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000