Dual Directional Coupler Delivery Specification
Enact. Date November 15, 2002
Enfo. Date November 15, 2002
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M. Mizuno
M. Mizuno
S.Endo
Cautions
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]
(1) Operating a product over the maximum rating for even a moment may result in a
product failure or breakage. Never use a product in such a condition that it may
cause a safety problem.
(2) Opening or short-circuiting the product terminals or inserting a product in the
reverse orientation while power is being supplied may cause a breakage. Always
avoid such circumstances.
(3) Operations in a corrosive gas atmosphere or improper environments such as high-
temperature, high -humidity or dewy conditions may lead to product performance
deterioration, a breakage, a change in appearance etc. Please avoid such
conditions, as they are unsafe.
(4) Always ground the soldering iron or soldering bath used for assembly operation to
avoid any excessive voltage applied to a product.
(5) After soldering with solder bridges, incomplete soldering or in the reverse
orientation, supplying power may result in a product breakage. Please confirm the
soldered condition before supplying power to the product.
(6) Excessive stress on the terminals may cause a contact failure or performance
deterioration. Please use caution.
(7) Please provide a fail-safe provision in the product you design by taking any failure
of our product into consideration.
(8) This product does not include a DC-cutting device. Application of a DC Current
may cause product deterioration or breakage.
* If any question arises about the safety of this product, please contact us immediately with a
request for an engineering examination.
[Remarks]
*1: All of the materials used in this product are those listed as the existing chemical
substances based on the “Law for examination and regulation of manufacture of
chemical substances”.
*2: The production process of this product does not use any ozone-depleting
chemicals (OZC) regulated by the Montreal Protocol.
*3: Validity of this specification is 5 years from the date of issue, but the validity is
considered on going unless any changes are made.