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SPA-1118Z from SIRENZA

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SPA-1118Z

Manufacturer: SIRENZA, RFMD

850 MHz 1 Watt Power Amplifier with Active Bias

Partnumber Manufacturer Quantity Availability
SPA-1118Z,SPA1118Z SIRENZA, RFMD 3177 In Stock

Description and Introduction

850 MHz 1 Watt Power Amplifier with Active Bias The part **SPA-1118Z** is manufactured by **RFMD (RF Micro Devices)**.  

### **Specifications:**  
- **Type:** RF Amplifier  
- **Frequency Range:** 50 MHz to 1000 MHz  
- **Gain:** 18 dB (typical)  
- **Noise Figure:** 2.5 dB (typical)  
- **Output Power (P1dB):** 18 dBm (typical)  
- **Supply Voltage:** 5V  
- **Current Consumption:** 85 mA (typical)  
- **Package:** SOT-89  

### **Descriptions and Features:**  
- **Wideband Performance:** Covers a broad frequency range from 50 MHz to 1000 MHz.  
- **High Gain:** Provides a typical gain of 18 dB.  
- **Low Noise Figure:** Ensures minimal signal degradation with a typical noise figure of 2.5 dB.  
- **High Linearity:** Suitable for applications requiring good linearity.  
- **Single Supply Operation:** Operates on a single 5V supply.  
- **Compact Package:** Available in an SOT-89 package for space-constrained designs.  

This amplifier is commonly used in **wireless communication systems, broadband applications, and RF signal chains**.  

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Application Scenarios & Design Considerations

850 MHz 1 Watt Power Amplifier with Active Bias

Alternative Part Number

  • SBA-5089Z --: Wideband MMIC amplifier in the same gain block class, similar frequency range and SOT-89 package, commonly used as a drop-in replacement for Sirenza gain blocks.
  • PGA-103+ --: Monolithic amplifier with comparable gain and bandwidth, SOT-89 footprint, widely available and often substituted for Sirenza SPA-series gain blocks.
  • BGA-6289Z --: Cascadable broadband gain block with similar gain and output power, SOT-89 package, suitable functional alternative when SPA-1118Z is unavailable.
  • GALI-39+ --: Wideband MMIC amplifier in SOT-89 with comparable gain and bandwidth, commonly used as a drop-in replacement for RFMD SPA-series gain blocks.
  • ERA-3SM+ --: Monolithic amplifier with similar gain and frequency range, well-established alternative for SPA-1118Z in RF gain block applications.
  • BGA-2718 --: Silicon germanium amplifier offering comparable gain and linearity, suitable replacement when RFMD parts are unavailable.

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