Precision Mil-Qualified

Metal Glaze™ Resistor

RN Series

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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.

© TT electronics plc

03. 12

• 4222 South Staples Street • Corpus Christi Texas 78411 USA

Wire and Film Technologies Division

Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com

Dimensions (Inches and (mm))

Nominal

Size

Body Length

BL

Body Diameter

BD

Lead Length

LL

Lead Diameter

LD

Clean Lead

1/8 watt

0.150 ±0.020

(3.8 ±0.5)

0.066 ±0.008

(1.7 ±0.2)

1.00 ±0.125

(25.4 ±3.2)

0.016 ±0.002

(0.41 ±0.05)

0.225

(5.7)

1/4 watt

0.250 ±0.015

(6.4 ±0.4)

0.090 ±0.008

(2.3 ±0.2)

1.50 ±0.125

(38.1 ±3.2)

0.025 ±0.002

(0.64 ±0.05)

0.310

(7.9)

1/2 watt

0.390 ±0.010

(9.9 ±0.3)

0.140 ±0.008

(3.6 ±0.2)

1.50 ±0.125

(38.1 ±3.2)

0.025 ±0.002

(0.64 ±0.05)

0.450

(11.4)

Physical Data

LL

LD

BL

BD

Sample Part No.

MIL Style

RL = Fixed Film Resistor

High stability

Power Rating

50 = 1/20 watt

55 = 1/10 watt

60 = 1/8 watt

T.C. Characteristics

D = ±100ppm/°C

C = ±50ppm/°C

E = ±25ppm/°C

Resistance

First three digits represent significant figures;

fourth digit is number of zeros.

Tolerance

F = ±1%, D = ±0.5%, B = ±0.1%

Ordering Data

RN

55

D 1002

F

100

80

60

0

0

125

150

175

Ambient Temperature (°C)

RN55D, 60D

40

20

165

MIL Spec. Power Derating Chart

Precision Mil-Qualified

Metal Glaze™ Resistor

RN55C, 60C

& 50C, RN55E,

60E

RN Series Issue March 2009 Sheet 2 of 2