High Frequency Chip
Resistor Terminators
PFC HF Series
•
Long life TaNFilm
®
element
•
Absolute TCR to ±25ppm/°C
•
Available in 0603, 0805 and 1206 chip sizes
•
Standard Sn/Pb and Pb-free terminations available
Welwyn Components
Wraparound termination with
non-leaching Nickel barrier
Ultra stable
Tantalum Nitride
resistor film
system
Electrical Data
Maximum Continuous
Power Rating
W0603HF
W0805HF
100mW
50.0W
250mW
KJGF
-55°C to 150°C
<-25dB
Tin Plate
99.5% Alumina
Ohmic
Value
Available
Tolerances
Temperature
Range
Noise
Termination
Substrate
Physical Data (mm)
Top
W
Side
H
Bottom
b
L
a
ULTRA STABLE TANTALUM NITRIDE
RESISTOR FILM SYSTEM
WRAP AROUND TERMINATORS
TIN PLATED/NICKEL BARRIER
EPOXY OVERCOAT
L
W0603
1.60 ± 0.1
W
0.79 ± 0.1
H
0.51 ± 0.1
a
0.30 ± 0.13
b
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
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.
© 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
A subsidiary of
TT electronics plc
PFC HF Series Issue June 2006
High Frequency Chip
Resistor Terminators
Return Loss Data
(S11, S22)
Welwyn Components
W0603HF Frequency Performance
Attenuation (dB)
Frequency
W0805HF Frequency Performance
Attenuation (dB)
Frequency
© 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
PFC HF Series Issue June 2006
High Frequency Chip
Resistor Terminators
Environmental Performance
Environmental Test
MIL-PRF-55342
Thermal Shock
Low Temperature Operation
Short-time Overload
High Temperature Exposure
Effects Of Solder
Moisture Resistance
Life
Maximum
∆R
Per
Characteristic E
±0.10%
±0.10%
±0.10%
±0.10%
±0.20%
±0.20%
±0.50%
Welwyn Components
Performance
Typical
±0.02%
±0.01%
±0.01%
±0.03%
±0.01%
±0.03%
±0.03%
Maximum
±0.10%
±0.05%
±0.05%
±0.10%
±0.10%
±0.10%
±0.10%
Power Derating Curve
100
Ordering Data
W0603HF
-
01 -
50R
F
Model
W0603; W0805; W1206
% Of Rated Power
TCR Code
50
01 = ±100ppm/°C; 02 = ±50ppm/°C; 03 = ±25ppm/°C
Value
10
50R = 50W; 75R = 75W
25°
70°
150°
Tolerance (use IEC62 code)
K = ±10%; J = ±5%; G = ±2%; F = ±1%
Temperature in °C
For additional information or to discuss your specific requirements, please contact our
Applications Team using the contact details below.
© 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
PFC HF Series Issue June 2006
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