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RIEDON
Riedon Inc. 300 Cypress Avenue
Alhambra CA 91801
(626) 284-9901
Fax: (626) 284-1704
www.riedon.com
REV 6/05
Dimensions
PF1220 Series
Precision Foil Power Resistors
PF1220S
PF1220S-4
Solder Pad Layouts
0.50 [12.7]
0.39 [10.0]
0.44 [11.2]
0.48 [12.2]
0.72 [18.3]
0.13 [3.2]
0.16 [4.0]
0.05 [1.2]
0.68 [17.3]
0.06 [1.4]
0.02 [0.5]
0.08 [2.0]
0.68 [17.3]
0.50 [12.7]
0.39 [10.0]
0.03 [0.8]
0.20 [5.1]
0.07 [1.8]
0.44 [11.2]
0.72 [18.3]
0.13 [3.2]
0.48 [12.2]
0.03 [0.8]
0.10 [2.5]
0.10 [2.5]
0.20 [5.1]
0.07 [1.8]
PF1221
PF1221-4
0.72 [18.3]
0.16 [4.0]
0.57 [14.4]
0.57 [14.4]
0.40 [10.2]
0.40 [10.2]
0.65 [16.4]
Ø0.13 [Ø3.2]
Ø0.13 [Ø3.2]
0.20 [5.1]
0.03 [0.8]
0.10 [2.5]
0.03 [0.8]
0.05 [1.3]
0.05 [1.3]
0.07 [1.9]
0.65 [16.4]
0.15 [3.9]
0.15 [3.9]
0.02 [0.4]
1.11 [28.3]
PF1220
PF1220-4
0.05 [1.2]
0.18 [4.6]
0.20 [5.1]
0.03 [0.8]
0.05 [1.3]
0.10 [2.5]
0.03 [0.8]
0.05 [1.3]
0.08 [1.9]
0.65 [16.4]
0.68 [17.3]
0.57 [14.4]
0.57 [14.4]
0.65 [16.4]
Ø0.15 [Ø3.7]
Ø0.15 [Ø3.7]
0.02 [0.4]
1.08 [27.3]
0.40 [10.2]
0.40 [10.2]
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