Overview
The HMC372LP3ETR is a GaAs pHEMT MMIC (Monolithic Microwave Integrated Circuit) Low Noise Amplifier (LNA) produced by Analog Devices Inc. This component is specifically designed for use in cellular base station front-end receivers, particularly for GSM, GPRS, EDGE, CDMA, and W-CDMA applications. It operates within the frequency range of 700 to 1000 MHz, making it an ideal choice for various wireless communication systems.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Units |
|---|---|---|---|---|
| Frequency Range | 700 | 810 - 960 | 1000 | MHz |
| Gain | 12.5 | 14.5 | 15.5 | dB |
| Gain Variation Over Temperature | 0.008 | 0.015 | 0.015 | dB / °C |
| Noise Figure | 1.0 | 1.3 | 1.3 | dB |
| Input Return Loss | 25 | 25 | - | dB |
| Output Return Loss | 14 | 12 | - | dB |
| Reverse Isolation | 20 | 22 | - | dB |
| Output Power for 1dB Compression (P1dB) | 17 | 20 | 21 | dBm |
| Saturated Output Power (Psat) | 22.5 | 23.5 | - | dBm |
| Output Third Order Intercept (IP3) | - | +34 | - | dBm |
| Supply Voltage | - | +5V | - | V |
| Supply Current | - | 100 mA | - | mA |
Key Features
- Low noise figure of less than 1 dB, ensuring minimal signal degradation.
- High gain of 14.5 dB, providing significant signal amplification.
- High output IP3 of +34 dBm, which is crucial for maintaining signal integrity in high-power applications.
- Single supply operation at +5V with a current consumption of 100 mA.
- Very stable gain over supply voltage and temperature variations.
- 50 Ohm matched output for easy integration into RF systems.
- Compact 16-lead LFCSP (Lead Frame Chip Scale Package) with a size of 3 x 3 mm and a height of 0.85 mm.
Applications
The HMC372LP3ETR is ideally suited for various wireless communication systems, including:
- GSM, GPRS, and EDGE base station receivers.
- CDMA and W-CDMA base station receivers.
- Private Land Mobile Radio systems.
Q & A
- What is the frequency range of the HMC372LP3ETR? The HMC372LP3ETR operates within the frequency range of 700 to 1000 MHz.
- What is the typical gain of the HMC372LP3ETR? The typical gain is 14.5 dB.
- What is the noise figure of the HMC372LP3ETR? The noise figure is less than 1 dB.
- What is the output IP3 of the HMC372LP3ETR? The output IP3 is +34 dBm.
- What is the supply voltage and current for the HMC372LP3ETR? The supply voltage is +5V, and the supply current is 100 mA.
- What package type is the HMC372LP3ETR available in? It is available in a 16-lead LFCSP (Lead Frame Chip Scale Package).
- What are the typical applications of the HMC372LP3ETR? It is used in GSM, GPRS, EDGE, CDMA, and W-CDMA base station receivers, as well as in Private Land Mobile Radio systems.
- How stable is the gain of the HMC372LP3ETR over temperature and supply voltage variations? The gain is very stable over both temperature and supply voltage variations.
- What is the input and output return loss of the HMC372LP3ETR? The input return loss is 25 dB, and the output return loss is 14 dB.
- Is the HMC372LP3ETR RoHS-compliant? Yes, the HMC372LP3ETR is RoHS-compliant.
