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HDF1178AS7 Datasheet(PDF) 5 Page - Shoulder Electronics Limited.

Part No. HDF1178AS7
Description  This specification shall cover the characteristics of SAW filter with HDF1178A used for the page system
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Maker  SHOULDER [Shoulder Electronics Limited.]
Homepage  http://www.shoulder.cn/
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HDF1178AS7 Datasheet(HTML) 5 Page - Shoulder Electronics Limited.

   
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SAW FILTER
HDF1178A S-7
www.shoulder.cn
Tel:0755-82916880
Fax:0755-82916881
E-mail:info@shoulder.cn
Page 5 of 9
4.DIMENSION
Marking:HDF7G26
HD: Brand
F : Filter
7 : SMD-7
G26 : No.
5. ENVIRONMENTAL CHARACTERISTICS
5-1 High temperature exposure
Subject the device to +85℃ for 16 hours. Then release the filter into the room conditions
for 24 hours prior to the measurement. It shall fulfill the specifications in 2.2.
5-2 Low temperature exposure
Subject the device to -40℃ for 16 hours. Then release the device into the room conditions
for 24 hours prior to the measurement. It shall fulfill the specifications in 2.2.
5-3 Temperature cycling
Subject the device to a low temperature of -40℃for 30 minutes. Following by a high
temperature of +85℃ for 30 Minutes. Then release the device into the room conditions
for 24 hours prior to the measurement. It shall meet the specifications in 2.2.
5-4 Resistance to solder heat
Dip the device terminals no closer than 1.5mm into the solder bath at 260℃ ±10℃ for
10±1 sec. Then release the device into the room conditions for 4 hours. The device shall
meet the specifications in 2.2.
5-5 Solderability


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