JIAKANG 1590 MHz Ceramic Hybrid Dielectric Filters for Repeater

Dimensions and mark

Withstand DC Voltage

Insulation Resistance  MΩ min.

Operating temperature

1590

Insertion Loss in BWdB max

3.0

Passband MHz min

± 22

Ripple dB max

1.0

SWR max

2.0:1

Attenuation dB min

15 (At fc –100 MHz)

10 (At fc +100 MHz)

Typical passband characteristic 

ENVIRONMENTAL TEST

Item

Test Condition

Remark

Humidity Test

The device is subjected to 90%~95% relative humidity 40℃±2℃ for 96h~98h,then dry out at 25℃±5℃ and less than 65% relative humidity for 2h~4h. After dry out the device shall satisfy the specification in table 1.

It shall fulfill the specifications

in Table 1.

High  Temperature Exposure

The device shall satisfy the specification in table 1 after leaving at 85℃ for 16h,provided it would be measured after 2h~4h leaving in 25℃±5℃ and less than 65% relative humidity.

It shall fulfill the specifications

in Table 1.

Low Temperature

The device shall satisfy the specification in table 1 after leaving at- 40℃ for16h,provided it would be measured after 2h~4h leaving in 25℃±5℃ and less than 65% relative humidity.

It shall fulfill the specifications

in Table 1.

Temperature Cycle

Subject the device to -25℃ for 30 min. followed by a high temperature of 85℃ for 30 min cycling shall be repeated 5 times. At the room temperature for 1h~4h prior to the measurement.

It shall fulfill the specifications

in Table 1.

Vibration

Subject the device to vibration  for 2h each in x,y and z axis with the amplitude of 1.5mm, the frequency shall be varied uniformly between the limits of 10Hz~55Hz.

It shall fulfill the specifications

in Table 1.

Soldering Test

The device should be satisfied after preheating at 120℃~150℃ for 60seconds and dipping in soldering Sn an 260℃±5℃ for 10±1 seconds.

Mechanical damage shall not occur.

Solder Ability

Dipped in 250℃±5℃ solder bath for 3s±0.5 s with rosin flux (25wt% ethanol solution.)

The terminals shall be at least 95% covered by solder.

Terminal Pressure Strength

The device is subjected to be soldered to be soldered on test PCB .Then apply 5N of force for 10s±1s in the direction of the arrow.

Mechanical damage such as breaks shall not occur.

Item

Characteristics after test

Center frequency Change MHz

±2.0

Insertion Loss Change dB max

±0.5

Ripple Change dB max

±0.5

SWR Change max

±0.5

Attenuation Change dB min

±2.0

Note:The limits in the above table are referenced to the initial measurements.

Recommended footprint

  Our microwave dielectric products mainly include dielectric patch antennas, filters, duplexers and GPS modules, which are widely used for positioning, satelliate broadcasting receiver system,RFID,ETC and so on. We are dedicated in the development of core technologies and have achieved the leading position in the ceramic powder formula,manufacturing processes and test technologies. Some products and processes are authorized national patents.Customized products are available.

  Memo: Above specification subject to change without further notice.Please contact us for more details.