09.14

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

http://www.ttelectronics.com/resistors

BI Technologies IRC Welwyn

Fibre Core Conformal

Wirewound Resistor

Fibre Core Conformal Coated

Wirewound Resistor

SPP Series

Make Possible

09.14

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

www.ttelectronicsresistors.com

Fibre Core Conformal Coated

Wirewound Resistor

SPP Series

www.bitechnologies.com www.irctt.com www.welwyn-tt.com

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

11.13

• 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))

IRC Type

A

B

C ± .002(0.05)

SPP-1

0.400(10.2) max.

0.148(3.8) max.

0.032(0.8)

0.032(0.8)

0.032(0.8)

SPP-2

0.570(14.5) max.

0.170(4.3) max.

SPP-3

0.570(14.5) max

0.170(4.3) max.

Physical Data

Characteristics

Maximum Limits

Temperature Coefficient (ppm/°C)

±600/°C

0.10

Ω - 0.91Ω

±300/°C

1.0

Ω - 1200Ω

±600/°C

0.10

Ω - 0.91Ω

±300/°C

1.0

Ω - 2400Ω

±600/°C

0.10

Ω - 0.91Ω

±600/°C

1.0

Ω - 2400Ω

Thermal Shock

±5%

Low Shock

±5%

Short Time Overload

±5%

Commercial Short Time Overload

±5%

Resistance to Solder Immersion

±3%

Solderability

95% minimum coverage

Moisture Resistance

±5%

Life Test

±5%

Test Method

EIA Specification RS-344

Environmental Data

Low-Cost General Purpose

Conformal Coated

Wirewound Resistor

SPP-1

SPP-2

SPP-3

C

A

max.

1.125

(28.6)

min.

B

SPP Series Issue December 2008 Sheet 2 of 3