1xxPC Series - Riedon™ Precision Radial Wirewound Resistors by Bourns

Features

n

Formerly a Riedon™ product

n

Resistances to 1 MΩ

n

Resistance tolerances to ±0.005 %

n

Non-inductive Multi-Pi cores

n

TCR to ±2 PPM/°C

n

100 % acceptance tested / traceable to NIST

n

Long term stability / 100 ppm/year

n

Matched resistance sets to ±0.001 % and

±0.5 ppm/°C

n

Flame & moisture resistant protective

encapsulation

n

RoHS compliant*

Additional Information

Click these links for more information:

PRODUCT TECHNICAL

LIBRARY

INVENTORY SAMPLES

CONTACT

DIMENSIONS:

MM

(INCHES)

*RoHS Directive 2015/863, Mar 31, 2015 and Annex.

Specifications are subject to change without notice. Users should verify actual device performance in their specific

applications.

The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of

this document, and at www.bourns.com/docs/legal/disclaimer.pdf.

“Bourns” is a registered trademark of Bourns, Inc. in the United States and other countries.

In April 2023, BE Services Company, Inc., a subsidiary of Bourns, Inc., purchased certain assets of Riedon, Inc.,

including its logo and trademarks and the right to continue to manufacture former Riedon™ products.

“Riedon Logo” is a registered trademark of BE Services Company, Inc., in the United States.

“Riedon” is a trademark of BE Services Company, Inc.

1

Other resistance values may be available; please contact Bourns.

2

Where more than one lead diameter is listed, the bold value is standard.

CALIFORNIA WARNING: Can expose you to lead, a carcinogen and reproductive toxicant.

See www.P65Warnings.ca.gov

Specifications

Bourns Model

Number

Commercial

Power

(W)

Resistance

Range

(Ω)1

Dimensions

Max. Working

Voltage

Diameter

“D”

Length

“L”

Lead

Diameter2

“d”

Lead

Spacing

“A”

110PC

0.05

1 - 20 k

3.3 ± 0.13

(.130 ± .005)

5.1 ± 0.64

(.200 ± .025)

0.4 ± 0.05

(.016 ± .002)

1.915 ± 0.4

(.075 ± .015)

150

100PC

0.125

1 - 400 k

6.4 ± 0.13

(.250 ± .005)

9.5 ± 0.64

(.375 ± .025)

0.6 ± 0.05

(.025 ± .002)

3.8 ± 0.4

(.150 ± .015)

150

130PC

0.125

1 - 400 k

6.4 ± 0.13

(.250 ± .005)

7.9 ± 0.64

(.312 ± .025)

0.6 ± 0.05

(.025 ± .002)

3.8 ± 0.4

(.150 ± .015)

150

131PC

0.125

1 - 400 k

6.4 ± 0.13

(.250 ± .005)

7.9 ± 0.64

(.312 ± .025)

0.6 ± 0.05

(.025 ± .002)

5.1 ± 0.4

(.200 ± .015)

150

101PC

0.25

1 - 750 k

6.4 ± 0.13

(.250 ± .005)

12.7 ± 0.64

(.500 ± .025)

0.6 ± 0.05

(.025 ± .002)

3.8 ± 0.4

(.150 ± .015)

5.1 ± 0.4

(.200 ± .015)

150

120PC

0.40

1 - 1 M

9.5 ± 0.13

(.375 ± .005)

12.7 ± 0.64

(.500 ± .025)

0.8 ± 0.05

(.032 ± .002)

5.1 ± 0.4

(.200 ± .015)

300

104PC

0.50

1 - 1 M

12.7 ± 0.13

(.500 ± .005)

12.7 ± 0.64

(.500 ± .025)

0.8 ± 0.05

(.032 ± .002)

0.6 ± 0.05

(.025 ± .002)

7.6 ± 0.4

(.300 ± .015)

400

d (DIA.)

d (DIA.)

A

d (DIA.)

D (DIA.)

L

A

L

D

DIA.

W

H

L

d (DIA.)

D (DIA.)

L

LEAD LENGTH: 31.75 ± 6.35

(1.250 ± .250)

Specification

Value

Tolerances

±0.005 % to ±1 % (See Derating Curve)

Standard Temperature Coefficients1

from 1 Ω to 5 Ω : ±50 PPM/°C

greater than 5 Ω to 10 Ω : ±30 PPM/°C

greater than 10 Ω to 100 Ω : ±20 PPM/°C

greater than 100 Ω : ±10 PPM/°C

Temperature Range

-55 °C to +145 °C (See Derating Curve)

Termination Finish

100 % Matte Tin over Copper

1

Contact Bourns for other options. TCR down to 2 PPM/°C may be available on request.