THICK FILM TEMPERATURE COMPENSATION RESISTOR Exclusive thick film process results in a very linear, negative, 3000 ppm/C resistance temperature characteristic RGT SERIES Heat conducting ceramic substrate Digital marking * * * * High conductivity plate-on nickel termination Negative temperature coefficient Tin-lead electroplated Superior linearity copper leads Stable thick-film technology Effective compensation for positive TC devices, semiconductors and copper SPECIFICATIONS: Temperature Coefficient Resistance Ratio Linearity -0.30%/C (minus 3000 ppm/C @ 25C) R25C/R125C= 1.37 (typical over range from -55C to 140C) Operating Temperature Range High Temp. Stability Time Constraints Dissipation Constants Element -55C to +175C 2000 hours at 175C, <0.5%R 7.4 sec for RGT-1, 2.9 sec. for RGT-2 (time to achieve 63.2% of an 8.1mW/C for RGT-1, 4.7mWC for RGT-2 (power required to raise sensor fused thick-film composition applied step-change in temperature in still air) temperature 1C in a still air ambient of 25C) <1.2% deviation per 100C Standard Resistance Values @ 25C (ohms) Std. Resistance Tol. @ 25C 740, 1K and 10K. Others available 2%, 5%, 10% Substrate Lead Pull Resistance to Soldering Heat Marking Resistance to Solvents solid-core alumina ceramic 5 lbs for 5 sec. MIL-STD-202E, Method 210A, cond. A, <0.5%R MIL-STD-202, Method 215 APPLICATIONS: Compensates transistors, diodes, sensors, transducers, hall devices, microprocessors, strain gauges. Proven in automotive under-hood use. CURVE TOLERANCES (): Temperature -55C -15C 0C 25C 50C 75C 100C 125C 150C 175C -67F +9F +32F 77F 122F 167F 212F 257F 302F 347F Lead Solderability MIL-STD-202, Method 208 RESISTANCE vs TEMPERATURE: G Tol. J Tol. K Tol. 7% 4.5% 3.6% 2% 2.5% 3.0% 3.5% 4.0% 4.5% 5.0% 10% 7.5% 6.6% 5% 5.5% 6.0% 6.5% 7.0% 7.5% 8.0% 15% 12.5% 11.6% 10% 10.5% 11.0% 11.5% 12.0% 12.5% 13.0% C -60 -40 -30 -20 -10 0 +10 +20 +25 +30 F R in s* F R in s* C -76 1285.2 +40 +104 956.7 -40 1208.5 +50 +122 928.2 -22 1173.4 +60 +140 900.2 1139.3 -4 +70 +158 872.3 +14 1106.3 +75 +167 858.7 +32 1074.6 +80 +176 845.2 +50 1044.1 +90 +194 818.8 +68 1014.6 +100 +212 793.2 +77 1000.0 +110 +230 768.5 +86 985.5 +120 +248 745.1 C +125 +130 +140 +150 +160 +170 +180 +230 F R in s* 734.0 +257 723.2 +266 703.7 +284 685.8 +302 669.3 +320 653.8 +338 639.7 +356 582.9 +446 *Based on actual measurements of resistors that were 1000 ohms at 25C DIMENSIONS (Inches and (mm)): LINEARITY: HOW TO ORDER: LD LL BD IRC Type Body Length (BL) Body Diameter (BD) Lead Diameter (LD) Lead Length (LL) RGT-2 0.150 (3.81) 0.066 (1.70) 0.016 (0.41) 1.0 (25.4) Resistance Ratio - RT/RT25 Sample Part No.: BL RGT 2 -3000 103 G IRC Type Size 2 sizes available TCR (-3000 ppm) RGT-1 0.250 (6.35) 0.090 (2.29) 0.025 (0.64) 1.5 (38.1) Resistance Value Temperature (C) 2 digit range and 1 digit multiplier Tolerance G = 2%, J = 5%, K = 10% General Note A subsidiary of TT electronics plc All information is subject to IRC's own data and is considered accurate at time of going to print. WIREWOUND AND FILM TECHNOLOGIES DIVISION 4222 S. Staples Corpus Christi, Texas 78411 Tel: 361-992-7900 Fax: 361-992-3377 www.irctt.com 1