FWP220/221 Series – Riedon™ Precision Power Foil Shunt Resistors by Bourns

FWP220T4

10R

0 1

%

Features

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Formerly a Riedon™ product

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Resistances from 0.002 to 10 Ω

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Resistance tolerances to ±0.1 %

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TCR to ±50 PPM/°C

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Power rating to 15 watts

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Load stability to 0.1 %

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TO-220, TO-221 housing

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Convenient SMD D2Pak available

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Isolated backplate

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Non-inductive planar construction

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RoHS compliant*

Specifications

Bourns Model

FWP220/221 T-2

FWP220 S-2

FWP220/221 T-4

FWP220 S-4

Resistance Range (Ω)

0.002 to 10 (other resistance values possible on request)

Power Rating (W) - Free Air @ 70 °C

With Heat Sink

1.5

15

Thermal Resistance Rthj-c (°C/W)

4.8

Tolerances

from 0.002 Ω

from 0.01 Ω

from 0.1 Ω

2 % / 5 %

1 % / 2 % / 5 %

0.5 % / 1 % / 2 % / 5 %

1 % / 2 % / 5 %

0.1 % / 0.25 % / 0.5 % / 1 % / 2 % / 5 %

—

Stability

0.1 % / 0.2 % / 0.5 %

(depends on stress)

Temperature Coefficient

All from (+20 to +60 °C)

±50 PPM/°C

All from (+20 to +60 °C)

R< 5 Ω: ±25 PPM/°C

R≥ 5Ω: ±70 PPM/°C

±25 PPM/°C

(+20 to +60 °C)

±50 PPM/°C

(-40 to +130 °C)

Max. Current (A)

50

Voltage Proof (VDC)

300

Thermal EMF

< 0.1 μV/K

Operating Temperature Range

-40 to +130 °C

Resistor Material

CuNiMn-Foil

Substrate

Al2O3 or anodized aluminium

Housing

Epoxy or PPS

Connector Material

Cu / tinned

Terminals

2

4

Max. Torque

T220: 1 Nm / T221: 0.8 Nm

How To Order

FWP 220 T 2 - R002 - F

Model

FWP

Housing

220

221

Terminal Style

T = THT (Through-hole)

S = SMD (Surface Mount)

Terminals

2

4

Resistance

“R” represents decimal point

(example: R002 = 0.002 Ω,

5R00 = 5.00 Ω, 10R0 = 10 Ω)

“L” represents mΩ for resistance

(example: 3L20=0.0032)

Tolerance

B = ±0.1 %

F = ±1 %

C = ±0.25 %

G = ±2 %

D = ±0.5 %

J = ±5 %

Packaging Information

THT Terminals (T):

Tube...........................50 pcs. per tube

SMD Terminals (S):

Tape and Reel...........500 pcs. per reel

Additional Information

Click these links for more information:

PRODUCT TECHNICAL

LIBRARY

INVENTORY SAMPLES

CONTACT

*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.

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

See www.P65Warnings.ca.gov