ecision Mil-Qualified
Precision Mil-Qualified
etal Metal Glaze™ Resistor
Glaze™ Resistor
RN Series
Precision Mil-Qualified
· 1/8 watt to 1/2 watt
eries · 10 ohms to 1M ohms
Metal Glaze™ Resistor
·watt to 1% tolerance
watt to 1/2 0.1%
· MIL-R-10509 ±25 ppm/°C to ±100
hms to 1M ohms
High temperature
soldered termination-lead
assembly
% to 1% tolerance
RN Series
High temperature
soldered termination-lead
assembly
• 1/8 watt to 1/2 watt
R-10509 ±25 ppm/°C to ±100
ctrical Data
Tin-lead electroplated copper leads
Electrical Data
Tolerance
Marking
(±%)
Marking
Stamp
RN50C*
Stamp
1
Tolerance
(±%)
T.C.
(ppm/°C)
1
T.C.
(ppm/°C)
50
Stamp
RN55D
Stamp
1
C
RN55C
Stamp
Stamp
0.1,
0.5,0.1, 0.5, 1
1
50
E
RN55E
Stamp
0.1, 0.5, 1
Stamp
RN60C
Stamp
1
25
D
RN60D
E
Metal Glaze thick film
element fired at 1000°C to
solid ceramic core
Digital marking per
Metal Glaze thick film
element fired at 1000°C to
solid ceramic core
D
C
Tough molded jacket
Tough molded jacket
• MIL-R-10509 ±25 ppm/°C to ±100
C*
Digital marking per
MIL-R-10509
Tin-lead electroplated copper leads
• 0.1% to 1% tolerance
MIL Type
Spiraled or laser
helixed to
resistance value,
tolerance
MIL-R-10509
• 10 ohms to 1M ohms
L Type
Spiraled or laser
helixed to
resistance value,
tolerance
Stamp
RN60E
Stamp
1
0.1, 0.5, 1
Stamp
1
Stamp
0.1,
0.5,0.1, 0.5, 1
1
0.1, 0.5, 1
* Conformally coated construction on all 1/8 nominal sizes.
Stamp
0.1, 0.5, 1
Environmental Data
Resistance
Power Rating
Nominal
Max Voltag
Range
(watts)
Size
Rating
Resistance
Power Rating
Max Voltage
(ohms)Nominal
Range
(watts)
Rating
200
301K
1/4W
1/4W
200
200
50
1/10 @ 125°C
to 100K
1/4W
1/10 @ 125°C 49.949.9 to 100K
200
1/4W
200
25
1/10 @ 125°C
1/4W
200
200
1M 1/2W
1/2W
250
300
1/8 @ 125°C
to 499K
1/2W
1/8 @ 125°C 49.949.9 to 499K
250
1/2W
250
1/8 @ 125°C
1/2W
250
1/20 @ 125°C
100100
100
1/8 @ 70°C
1/8 @ 70°C
10 to 100K
10 to 100K
1/8W
10 to
10 to 301K
1/10 @ 125°C
49.9 to 100K
1/4W
1/4 @ 70°C
100 50
50
Size
(ohms)
1/8W
50
1/20 @ 125°C
10 to 1M
1/2W
1/4@ 125°C
1/8 @ 70°C
25
25
49.9 to 100K
49.9 to10 to
499K
49.9 to 499K
200
300
ally coated construction on all 1/8 nominal sizes.
ironmental Data
Test Conditions
Temperature Coefficient (ppm/°C)
Conditions Temperature Operation
Low
Temperature Cycling
Moisture Resistance
erature Coefficient (ppm/°C)
Short Time Overload
Temperature Operation
Load Life (70°C-1/2W, 125°C-1/100W) 1000 hours
MIL-R-10509 Test
Limits Allowed
RN55 (D)
RN55 Max.
% R (±3 )
RN55 (C)
T0-55
+200/-500
MIL-R-10509 ±50
Test
±100
Limits
±0.50%
Allowed
±0.25%
T2-55
±50
RN55 Max.
% R
±0.10%(±3 )
±0.10%
RN55 (D)
±0.50%
RN55
±0.25% (C)
±0.10%
T0-55 ±0.10%
±1.50%
+200/-500
±0.50%
±50
±0.50%
±100
±0.50%
±0.25%
±0.10%
±1.00%
±0.50%
±0.30%
±0.50%
±0.25%
T2-55
±50
±0.50%
±0.10%
±0.10%
±0.10%
±0.20%
erature Cycling Strength
Terminal
±0.50%
±0.20%
±0.25%
±0.20%
±0.05%
±0.10%±0.05%
±0.10%
Effect of
ure Resistance Soldering
±0.50%
±1.50%
±0.10%
±0.10%
±0.50%±0.10%
±0.50%
±0.50%
±0.25%
±0.05%
±0.50%
±0.25%
±0.05%
Shock
Time Overload
±0.50%
Life (70°C-1/2W, 125°C-1/100W) (150°C hours
High Temperature Exposure 1000 No Load)
±1.00%
N/A
Vibration
2X Rated Power for 10,000 hours @ 70°C
inal Strength
Temperature Rise @ 1/4W Power Load
±0.20%
N/A
N/A
±0.50%
±0.05%
±0.50%
±0.05%
-
-
±0.20%
±0.50%
±0.50%
TT electronics reserves the right to make changesSouth Staples Street • Corpus Christi Texas notice or liability.
Wire and Film Technologies Division • 4222 in product specification without 78411 USA
Telephone: 361 992 is subject to 361 992 3377 • Website: data and is
All information 7900 • Facsimile:TT electronics’ own www.irctt.com considered accurate at time of going to print.
Temperature Exposure (150°C No Load)
N/A
ated Power for 10,000 hours @ 70°C
N/A
© TT electronics plc
±0.10%
±0.05%
±0.30%±0.50%
k
tion
±0.05%
±0.10%
±0.50%
±0.50%
±0.50%
IRC reserves the right to make changes in product specification without notice or liability.
All information is subject
General Note to IRC’s own data and is considered accurate at time of going to print.
±0.25%
±0.50%
N/A
t of Soldering
Dielectric Strength
General Note
±0.50%
±0.20%
±0.10%
See Temperature Rise Chart
±0.10%±0.05%
±0.10%
±0.25%
±0.05%
±0.05%
±0.25%
±0.05%
±0.25%
±0.05%
A subsidiary of
TT electronics plc
RN Series Issue March 2009 Sheet 1 of 2
www.bitechnologies.com www.irctt.com www.welwyn-tt.com
N/A
N/A
±0.50%
±0.50%
03. 12
±0.05%
±0.50%
±0.50%
