WELWYN PFCA

Thin Film Surface Mount
Attenuators
Welwyn Components
PFC A1206 Attenuator Series
• Excellent high frequency characteristics
• Available in 50Ω and 75Ω impedances
• Ultra-reliable TaNFilm® element
• Absolute TCR ±100ppm/°C
Electrical Data
ttenuation
Tolerance
(typical from 0 to 6GHz)
TCR
(ppm/°C)
Power
1dB
50Ω, 75Ω
±0.3dB
±100
0.125W
2dB
50Ω, 75Ω
±0.3dB
±100
0.125W
3dB
50Ω, 75Ω
±0.3dB
±100
0.125W
4dB
50Ω, 75Ω
±0.5dB
±100
0.125W
5dB
50Ω, 75Ω
±0.5dB
±100
0.125W
6dB
50Ω, 75Ω
±1.0dB
±100
0.125W
7dB
50Ω, 75Ω
±1.0dB
±100
0.125W
8dB
50Ω, 75Ω
±1.0dB
±100
0.125W
9dB
50Ω, 75Ω
±1.0dB
±100
0.125W
10dB
50Ω, 75Ω
±1.0dB
±100
0.125W
20dB
50Ω, 75Ω
±2.0dB
±100
0.125W
Outline and Packaging Data
TOP
SIDE
BO TT OM
1.47 ± 0.13
0.61 ± 0.1
0.38 ± 0.13
R1
PACKAGING ON 8mm TAPE
0.69 ± 0.08
3.20 ± 0.15
R1
R2
0.76
0.25 ± 0.1
0.38 ±.013
USER DIRECTION OF FEED
1.60 ± 0.13
NOTE: Equivalent ‘T’ network schematic
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: [email protected] • Website: www.welwyn-tt.com
A subsidiary of
TT electronics plc
PFC Attenuator Series Issue June 2006
Thin Film Surface Mount
Attenuators
Welwyn Components
Insertion Loss Data (S21)
75
75
75
Ordering Data
A1206
50R
- 10D0
Model
Attenuation Code
A1206
1D00 = 1dB, 2D00 = 2Db, 3D00 = 3dB,
4D00 = 4dB, 5D00 = 5Db, 6D00 = 6dB,
7D00 = 7dB, 8D00 = 8Db, 9D00 = 9dB,
10D0 = 10dB, 20D0 = 20dB
Impedence Code
For additional information or to discuss your specific requirements,
please contact our Applications Team using the contact details below.
50R = 50Ω; 75R = 75Ω
© Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK
Telephone: +44 (0) 1670 822181 • Facsimile: +44 (0) 1670 829465 • Email: [email protected] • Website: www.welwyn-tt.com
PFC Attenuator Series Issue June 2006