Resistors
OBSOLETE
Make Possible
Thick Film Temperature
Compensation Resistor
Thick Film Temperature
RGT Series
Compensation Resistor
Heat conducting
ceramic substrate
Exclusive thick film process
results in a very linear, negative,
3000 ppm/˚C resistance
temperature characteristic
Heat conducting
ceramic substrate
Digital Marking
High conductivity plate-on
nickel termination
Superior linearity
Stable thick-film technology
Negative temperature coefficient
RGT Series
Effective compensation for positive TC devices,
•
Superior linearity
Stable thick-film technology
•
semiconductors, and copper
•
Negative temperature coefficient
•
Effective compensation for positive TC devices, semiconductors, and copper
Exclusive thick film process
results in a very linear, negative,
3000 ppm/°C resistance
temperature characteristic
Tin or tin-lead electroplated
copper leads
Digital Marking
High conductivity plate-on
nickel termination
All Pb-free parts comply with EU Directive 2011/65/EU (RoHS2)
Tin or tin-lead electroplated
copper leads
Specifications
Temperature
Coefficient
-0.30%/°C
(minus
3000 ppm/°C @ 25°C)
Resistance
Ratio
R25°C/R125°C =
1.37
High Temp
Stability
2000 hours @
175°C, <0.5%∆R
Linearity
<1.2% deviation per 100°C
(typical over range from -55°C to 140°C)
Standard Resistance
Values
740, 1K and 10K. Others
available
Std. Resistance
Tol. @ 25°C
±2%, ±5%, ±10%
Operating
Temperature
Range
Time Constraints
7.4 sec for RGT-1,
2.9 sec. for RGT-2
(time to achieve 63.2% of an applied
step-change in temperature in still air)
Dissipation Constants
8.1mW/°C for RGT-1,
4.7mW°C for RGT-2
(power required to raise sensor temperature
1°C in a still air ambient of 25°C)
Element
-55°C to + 175°C
fused thick-film
composition
Substrate
solid-core alumina
ceramic
Lead Pull
Resistance to
Soldering Heat
MIL-STD-202E, Method
210A, cond. A, <0.5%∆R
Marking Resistance
to Solvents
MIL-STD-202, Method 215
Lead
Solderability
MIL-STD-202,
Method 208
5 lbs for 5 sec.
Applications
Compensates transistors, diodes,
sensors, transducers, hall devices,
microprocessors, and strain gauges.
Proven in automotive under-hood use.
Curve Tolerances (±)
Temperature
-55°C
-15°C
0°C
25°C
50°C
75°C
100°C
125°C
150°C
175°C
-67°F
+9°F
+32°F
77°F
122°F
167°F
212°F
257°F
302°F
347°F
G Tol.
7%
4.5%
3.6%
±2%
2.5%
3.0%
3.5%
4.0%
4.5%
5.0%
J Tol.
10%
7.5%
6.6%
±5%
5.5%
6.0%
6.5%
7.0%
7.5%
8.0%
K Tol.
15%
12.5%
11.6%
±10%
10.5%
11.0%
11.5%
12.0%
12.5%
13.0%
General
Note
General
Note
IRC reserves the
reserves the right
in
make
specification
product specification
TT Electronics
right to make changes
to
product
changes in
without notice or liability.
without notice or liability.
All
All
information is subject to IRC’s own
Electronics’ own data and
at time of going to print.
at time of going to print.
information is subject to TT
data and is considered accurate
is considered accurate
Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com
© TT Electronics plc
Wire and Film Technologies Division
• 4222 South Staples Street • Corpus Christi Texas 78411 USA
www.ttelectronicsresistors.com
TT electronics plc
RGT Series Issue December 2008 Sheet 1 of 3
A subsidiary of
10.14
Thick Film Temperature
Compensation Resistor
Thick Film Temperature
Compensation Resistor
RGT Series
Make Possible
Resistance vs. Temperature
°C
-60
-40
-30
-20
-10
0
+10
+20
+25
+30
°F
-76
-40
-22
-4
+14
+32
+50
+68
+77
+86
R in
Ωs*
1285.2
1208.5
1173.4
1139.3
1106.3
1074.6
1044.1
1014.6
1000.0
985.5
°C
+40
+50
+60
+70
+75
+80
+90
+100
+110
+120
°F
+104
+122
+140
+158
+167
+176
+194
+212
+230
+248
R in
Ωs*
956.7
928.2
900.2
872.3
858.7
845.2
818.8
793.2
768.5
745.1
°C
+125
+130
+140
+150
+160
+170
+180
+230
°F
+257
+266
+284
+302
+320
+338
+356
+446
R in
Ωs*
734.0
723.2
703.7
685.8
669.3
653.8
639.7
582.9
*Based on actual measurements of resistors that were 1000 ohms at 25°C.
Physical Data
LL
BL
LD
BD
Dimensions (Inches and (mm))
IRC Type
BL
(Body Length)
0.150
(3.81)
0.250
(6.35)
BD
(Body Diameter)
0.066
(1.70)
0.090
(2.29)
LD
(Lead Diameter)
0.016
(0.41)
0.025
(0.64)
LL
(Lead Length)
1.0
(25.4)
1.5
(38.1)
RGT-2
RGT-1
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 2 of 3
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.ttelectronicsresistors.com
© TT Electronics plc
10.14
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