RF COILS < Pin Type: QU Series>
Type: QU57
◆ Product Description
・6.1×6.1mm Max.(L×W), 8.2mm Max. Height.
・Inductance:0.1~25µH Max.
・Operating frequency:15MHz Max.
・In addition to the reference versions of parameters shown here,
custom designs are available to meet your exact requirements
◆ Feature
・Variable shielded type.
・Internally assembled condenser is available.
・Ideally used as quadrature detector coil.
・RoHS Compliance
◆ Dimensions (mm)
1.8 1.8
1.5 Max.
±0.5
2.5
5.8±0.3
8.2 Max.
6.0
＊ Dimension does not include solder used on coil.
＊ Pin pitch should be measured at the root of terminal.
＊ Dimensions without tolerance are approx.
◆Connection (Bottom View)
◆Specification (Part No. S711499)
Measuring
Condition
Item
Specification
S ③
②
④
S
Frequency
(3-4)
10.7MHz±1% Variable
20 Min.
Unloaded Qu (3-4)
Capacity(Int.) (3-4)
10.7MHz
2.52MHz
100pF±10%
①
⑥
Inductance
(1-3)
21µH±10% Within
Ext.stray capacity -12.5pF between (3-4) at measuring.
“S”is winding start.
Please refer to the sales offices on our website for a representative near you
www.sumida.com
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