Overview
The BGU7005, also known as the GPS1101M, is a Low Noise Amplifier (LNA) designed by NXP Semiconductors for Global Navigation Satellite System (GNSS) receiver applications. This component is packaged in a plastic leadless 6-pin SOT886 package, which is extremely small and suitable for modern cellular handsets. The BGU7005 is optimized for low power consumption and enhanced performance in environments with co-existing cellular transmitters.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC supply voltage | -0.5 | 5.0 | V | ||
| VENABLE voltage on pin ENABLE | VENABLE < VCC + 0.6 | -0.5 | 5.0 | V | |
| VRF_IN voltage on pin RF_IN | VRF_IN < VCC + 0.6 | -0.5 | 5.0 | V | |
| VRF_OUT voltage on pin RF_OUT | VRF_OUT < VCC + 0.6 | -0.5 | 5.0 | V | |
| Pi input power | 0 | dBm | |||
| Ptot total power dissipation | Tsp ≤ 130 °C | 55 | mW | ||
| Tstg storage temperature | -65 | 150 | °C | ||
| Tj junction temperature | 150 | °C | |||
| Gain at 1575 MHz | VCC = 1.5 V, Tamb = 25 °C | 16.5 | dB | ||
| Noise figure at 1575 MHz | VCC = 1.5 V, Tamb = 25 °C | 0.85 | dB |
Key Features
- Low noise figure of 0.85 dB at 1575 MHz, ensuring high sensitivity in GNSS receiver applications.
- High gain of 16.5 dB at low jamming power levels.
- Temporary increase in bias current during high jamming power levels to maintain sensitivity.
- RF input and RF output are AC coupled through internal DC blocking capacitors.
- Requires only one external matching inductor and one external decoupling capacitor.
- Compact SOT886 package (1 x 1.45 x 0.5 mm) suitable for space-constrained designs.
- Operates over a wide supply voltage range (1.5 V to 3.1 V).
Applications
The BGU7005 is designed for use in various GNSS receiver applications, including:
- GPS, GLONASS, Galileo, and Compass systems.
- Cellular handsets and mobile devices.
- Automotive navigation systems.
- Portable navigation devices.
- Other applications requiring high sensitivity and low noise in GNSS signal reception.
Q & A
- What is the BGU7005?
The BGU7005 is a Low Noise Amplifier (LNA) designed for GNSS receiver applications. - What package type does the BGU7005 use?
The BGU7005 is packaged in a plastic leadless 6-pin SOT886 package. - What are the key specifications of the BGU7005?
Key specifications include a gain of 16.5 dB, a noise figure of 0.85 dB at 1575 MHz, and operation over a supply voltage range of 1.5 V to 3.1 V. - How does the BGU7005 handle jamming signals?
The BGU7005 temporarily increases its bias current during high jamming power levels to improve sensitivity. - What external components are required for the BGU7005?
The BGU7005 requires only one external matching inductor and one external decoupling capacitor. - What are the thermal characteristics of the BGU7005?
The thermal resistance from junction to solder point is 225 K/W, and the total power dissipation is 55 mW at Tsp ≤ 130 °C. - What is the storage temperature range for the BGU7005?
The storage temperature range is -65 °C to 150 °C. - What are the typical applications of the BGU7005?
Typical applications include GPS, GLONASS, Galileo, and Compass systems, as well as cellular handsets and automotive navigation systems. - How is the RF input and output coupled in the BGU7005?
The RF input and output are AC coupled through internal DC blocking capacitors. - What is the operating voltage range for the BGU7005?
The operating voltage range is 1.5 V to 3.1 V.
