Welwyn Components

General Note

Welwyn Components reserves the right to make changes in product specification without notice or liability.

All information is subject to Welwyn’s own data and is considered accurate at time of going to print.

A subsidiary of

TT electronics plc

Telephone: +44 (0) 1670 822181 • Facsimile: +44 (0) 1670 829465 • Email: info@welwyn-tt.com • Website: www.welwyn-tt.com

PFC HF Series Issue June 2006

Wraparound termination with

non-leaching Nickel barrier

Ultra stable

Tantalum Nitride

resistor film

system

L

W

H

a

b

W0603

1.60 ± 0.1

0.79 ± 0.1

0.51 ± 0.1

0.30 ± 0.13

0.38 ± 0.13

W0805

2.06 ± 0.13

1.27 ± 0.13

0.51 ± 0.15

0.41 ± 0.20

0.41 ± 0.20

High Frequency Chip

Resistor Terminators

Electrical Data

Physical Data (mm)

Maximum Continuous

Power Rating

Ohmic

Value

Available

Tolerances

Temperature

Range

Noise

Termination

Substrate

W0603HF

100mW

50.0W

K J G F

-55°C to 150°C <-25dB

Tin Plate

99.5% Alumina

W0805HF

250mW

Top

Side

Bottom

PFC HF Series

L

W

a

b

H

EPOXY OVERCOAT

ULTRA STABLE TANTALUM NITRIDE

RESISTOR FILM SYSTEM

WRAP AROUND TERMINATORS

TIN PLATED/NICKEL BARRIER