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
• Superior linearity
• Stable thick-film technology
Digital Marking
• Negative temperature coefficient
High conductivity plate-on
nickel termination
• Effective compensation for positive TC devices, semiconductors, and copper
Tin-lead electroplated
copper leads
Specifications
Temperature
Coefficient
Resistance
Ratio
Standard Resistance
Values
Std. Resistance
Tol. @ 25°C
Linearity
R25°C/R125°C =
1.37
740, 1K and 10K. Others
available
-0.30%/°C (minus
3000 ppm/°C @ 25°C)
<1.2% deviation per 100°C
(typical over range from -55°C to 140°C)
±2%, ±5%, ±10%
Operating
Temperature
Range
High Temp
Stability
Time Constraints
Dissipation Constants
Element
7.4 sec for RGT-1,
2.9 sec. for RGT-2
8.1mW/°C for RGT-1,
4.7mW°C for RGT-2
2000 hours @
fused thick-film
composition
-55°C to + 175°C
(time to achieve 63.2% of an applied
(power required to raise sensor temperature
175°C, <0.5%∆R
step-change in temperature in still air)
1°C in a still air ambient of 25°C)
Resistance to
Soldering Heat
Marking Resistance
to Solvents
Lead
Solderability
Substrate
Lead Pull
MIL-STD-202E, Method
solid-core alumina
ceramic
MIL-STD-202,
Method 208
5 lbs for 5 sec.
MIL-STD-202, Method 215
210A, cond. A, <0.5%∆R
Applications
Compensates transistors, diodes,
sensors, transducers, hall devices,
microprocessors, and strain gauges.
Proven in automotive under-hood use.
Curve Tolerances (±)
Temperature
G Tol.
J Tol.
K Tol.
-55°C
-15°C
0°C
25°C
50°C
-67°F
+9°F
+32°F
77°F
122°F
167°F
212°F
257°F
302°F
347°F
7%
10%
7.5%
6.6%
±5%
5.5%
6.0%
6.5%
7.0%
7.5%
8.0%
15%
4.5%
3.6%
±2%
2.5%
3.0%
3.5%
4.0%
4.5%
5.0%
12.5%
11.6%
±10%
10.5%
11.0%
11.5%
12.0%
12.5%
13.0%
75°C
100°C
125°C
150°C
175°C
General Note
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject to IRC’s own data and is considered accurate at time of going to print.
A subsidiary of
TT electronics plc
Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
RGT Series Issue December 2008 Sheet 1 of 3