Overview
The HMC637A-SX, produced by Analog Devices Inc., is a GaAs MMIC (Monolithic Microwave Integrated Circuit) MESFET Distributed Power Amplifier. This component operates across a wide frequency range from DC to 6 GHz, making it highly versatile for various applications. It provides 14 dB of gain and is characterized by its excellent gain flatness of ±0.5 dB across its operating frequency range. The amplifier is designed to deliver +30.5 dBm of output power at 1 dB gain compression and has an output third-order intercept point (OIP3) of +41 dBm. It requires a supply voltage of +12V and a typical supply current of 400 mA.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Frequency Range | DC - 6 GHz | |
| Gain | 14 dB | |
| Gain Flatness | ±0.5 dB | |
| Output Power for 1 dB Compression (P1dB) | +30.5 dBm | |
| Output Third-Order Intercept Point (OIP3) | +41 dBm | |
| Input Return Loss | 14 dB | |
| Output Return Loss | 18 dB | |
| Supply Voltage | +12V | |
| Supply Current | 400 mA | |
| Noise Figure | 12 dB (2.0 GHz to 6.0 GHz) | |
| Operating Temperature | -55 to +85 °C | |
| Storage Temperature | -65 to +150 °C | |
| Package Type | Die | |
| Mounting Type | Surface Mount |
Key Features
- Internally matched RF I/Os to 50 Ω, facilitating easy integration into Multi-Chip-Modules (MCMs).
- Excellent gain flatness across the frequency range, making it ideal for applications requiring stable gain performance.
- High output power and high linearity, with +30.5 dBm P1dB and +41 dBm OIP3.
- Compact die package suitable for high-volume surface-mount technology (SMT) assembly.
- Robust thermal performance with a thermal resistance of 10.5 °C/W and a maximum channel temperature of 175 °C.
Applications
- Telecom Infrastructure: Suitable for various telecommunications applications due to its wide frequency range and high performance.
- Microwave Radio & VSAT: Ideal for satellite communications and microwave radio systems.
- Military & Space: Used in military and space applications where high reliability and performance are critical.
- Test Instrumentation: Employed in test and measurement equipment requiring high-frequency amplification.
- Fiber Optics: Can be used in fiber optic systems for amplification needs.
Q & A
- What is the frequency range of the HMC637A-SX?
The HMC637A-SX operates from DC to 6 GHz.
- What is the gain of the HMC637A-SX?
The gain of the HMC637A-SX is 14 dB.
- What is the output power for 1 dB compression (P1dB) of the HMC637A-SX?
The output power for 1 dB compression is +30.5 dBm.
- What is the supply voltage and current for the HMC637A-SX?
The supply voltage is +12V, and the typical supply current is 400 mA.
- What are the typical applications of the HMC637A-SX?
It is used in telecom infrastructure, microwave radio & VSAT, military & space, test instrumentation, and fiber optics.
- What is the noise figure of the HMC637A-SX?
The noise figure is 12 dB from 2.0 GHz to 6.0 GHz.
- What is the operating temperature range of the HMC637A-SX?
The operating temperature range is -55 to +85 °C.
- How is the HMC637A-SX packaged?
The HMC637A-SX is packaged as a die, suitable for surface mount technology (SMT) assembly.
- What is the thermal resistance of the HMC637A-SX?
The thermal resistance is 10.5 °C/W.
- Is the HMC637A-SX internally matched to 50 Ω?
Yes, the RF I/Os are internally matched to 50 Ω.
