High Frequency Chip
Resistor Terminators
Welwyn Components
Wraparound termination with
non-leaching Nickel barrier
PFC HF Series
• Long life TaNFilm® element
• Absolute TCR to 25ppmꢀ/C
• Available in 0603, 0805 and 1206 chip sizes
• Standard SnꢀPb and Pb-free terminations available
Ultra stable
Tantalum Nitride
resistor film
system
Electrical Data
Maximum Continuous Ohmic
Available
Temperature
Range
Noise
Termination
Substrate
Power Rating
Value Tolerances
W0603HF
W0805HF
100mW
50.0W
K J G F
-55/C to 150/C <-25dB
Tin Plate
99.5% Alumina
250mW
Physical Data (mm)
Bottom
Side
Top
W
H
b
L
a
ULTRA STABLE TANTALUM NITRIDE
RESISTOR FILM SYSTEM
WRAP AROUND TERMINATORS
TIN PLATEDꢀNICKEL BARRIER
EPOXY OVERCOAT
L
W
H
a
b
W0603
W0805
1.60 0.1
0.79 0.1
0.51 0.1
0.30 0.13
0.38 0.13
2.06 0.13
1.27 0.13
0.51 0.15
0.41 0.20
0.41 0.20
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
PFC HF Series Issue June 2006
© Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181 • Facsimile: +44 (0) 1670 829465 • Email: info@welwyn-tt.com • Website: www.welwyn-tt.com