SAW FILTER
HDF110M3 SMD-21
4. DIMENSION
5. ENVIRONMENTAL CHARACTERISTICS
5-1 Temperature cycling
Subject the device to a low temperature of -40℃ for 30 minutes. Following by a
high temperature of +25℃ for 5 Minutes and a higher temperature of +85℃ for 30
Minutes. Then release the device into the room conditions for 1 to 2 hours prior to the
measurement. It shall meet the specifications in 2-2.
5-2 Resistance to solder heat
Submerge the device terminals into the solder bath at 260℃±5℃ for 10±1 sec.
Then release the device into the room conditions for 4 hours. It shall meet the specifications
in 2-2.
5-3 Solderability
Submerge the device terminals into the solder bath at 245℃±5℃ for 5s, More than
95% area of the soldering pad must be covered with new solder. It shall meet the
specifications in 2-2.
5-4 Mechanical shock
Drop the device randomly onto the concrete floor from the height of 1 m 3 times. the
filter shall fulfill the specifications in 2-2.
5-5 Vibration
Subject the device to the vibration for 2 hour each in x,y and z axes with the
amplitude of 1.5 mm at 10 to 55 hz. The filter shall fulfill the specifications in 2-2.
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