1. Dimension(Unit:mm)
2. Electrical Characteristics
2.1 Dielectric Antenna
Form 1
No. | Item | Specifications | Post Environmental Tolerance |
1 | Center Frequency(MHz) | 1575.42 MHz | ±3 MHz |
2 | Band Width(MHz) | ±5 MHz | ± 1MHz |
3 | V.S.W.R(in BW) | 1.5︰1 | — |
4 | Gain(Zenith) | 0 dB | ±0.5 dB |
5 | Polarization | RHCP | — |
6 | Impedance | 50 Ω | — |
2.2Mechanical
Form 2
No. | Item | Specification |
1 | Cable | RF 0.81 |
2 | Connector | IPEX |
3 | Mounting | Internal |
3 Reliability
Condition:Temperature: 40±5℃
Load: DC=5V±0.5 V
Quantity: 2000pcs
Sustained Time: 480h
4 Environmental Specifications
Post Environmental Tolerance (Refer to the form 1~2)
Condition:Temperature range 25±3℃
Relative Humidity range 55~75%RH
Operating Temperature range -40℃~+85℃
Storage Temperature range -40℃~+100℃
4.1 Moisture Proof
The device should satisfy the electrical characteristics specified in form 1~2 after exposed to the temperature 40±2℃and the relative humidity 90~95% RH for 96 hours and 1~2 hours recovery time under normal condition.
4.2 Vibration Resist
The device should satisfy the electrical characteristics specified in form 1~2 after applied to the vibration of 10 to 55Hz with amplitude of 1.5mm for 2 hours each in X , Y and Z directions.
4.3 Drop Shock
The device should satisfy the electrical characteristics specified in form 1~2 after dropping onto the hard wooden board from the height of 30cm for 3 times each facet of the 3 dimensions of the device.
4.4 High Temperature Endurance
The device should satisfy the electrical characteristics specified in form 1~2 after exposed to temperature 80±5℃for 24±2 hours and 1~2 hours recovery time under normal temperature.
4.5 Low Temperature Endurance
The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the temperature -40℃±5℃for 24±2 hours and to 2 hours recovery time under normal temperature.
4.6 Temperature Cycle Test
The device should also satisfy the electrical characteristics specified in form 1~2 after exposed to the low temperature -25℃ and high temperature +85℃ for 30±2 min each by 5 cycles and 1 to 2 hours recovery time under normal temperature.