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ALM-31222-BLKG

AVAGO TECHNOLOGIES ALM-31222-BLKG AMP, PWR, MERANTI, 1W, 2G, 22MCOB

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Overview of ALM-31222-BLKG

The ALM-31222-BLKG is a high-linearity, low-noise amplifier IC designed for use in a wide range of RF and microwave applications. It offers excellent performance in terms of gain, noise figure, and linearity, making it suitable for demanding communication and signal processing systems.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VCC: Positive power supply
  • GND: Ground connection
  • RF IN: RF input for the amplifier
  • RF OUT: RF output from the amplifier
  • VCC: Positive power supply
  • GND: Ground connection
  • BYPASS: Bypass pin for optional external matching network
  • ENABLE: Pin for control and enabling the amplifier

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the ALM-31222-BLKG IC for a visual representation.

Key Features

  • High Linearity: The ALM-31222-BLKG offers high linearity to maintain signal integrity in RF and microwave systems.
  • Low Noise Figure: It features a low noise figure, ensuring minimal signal degradation in sensitive applications.
  • Wideband Operation: This amplifier supports wideband operation, making it suitable for various frequency bands.
  • Integrated Bypass Mode: Includes a bypass mode for flexibility in circuit design and optional external matching network.
  • Power-Down Capability: The amplifier can be controlled and enabled/disabled using the ENABLE pin for power-saving applications.
  • Compact Package: Available in a compact and easy-to-use SOT-89 package.

Note: For detailed technical specifications, please refer to the ALM-31222-BLKG datasheet.

Application

  • Wireless Communication: Ideal for use in wireless communication systems, including cellular, WLAN, and microwave links.
  • Radar Systems: Suitable for radar applications requiring high linearity and low noise figure in the RF front-end.
  • Satellite Communication: Used in satellite communication systems for amplifying and processing RF signals.

Functionality

The ALM-31222-BLKG is a high-linearity, low-noise amplifier designed to amplify RF and microwave signals with high fidelity and minimal noise. It provides critical RF front-end performance for various communication and radar systems.

Usage Guide

  • Power Supply: Connect VCC (Pin 1 and Pin 5) to the positive power supply (typ. +5V).
  • Biasing: RF IN and RF OUT pins are used for input and output connections to the RF signal path, respectively.
  • Bypass Network: The BYPASS pin can be used for optional external matching to optimize performance in specific applications.
  • Enable Control: Use the ENABLE (Pin 7) pin to control the power state of the amplifier.

Frequently Asked Questions

Q: What is the noise figure of the ALM-31222-BLKG?
A: The ALM-31222-BLKG features a low noise figure, typically below 1 dB.

Q: Can the ALM-31222-BLKG be used for satellite communication applications?
A: Yes, the ALM-31222-BLKG is suitable for amplifying RF signals in satellite communication systems, providing high linearity and low noise performance.

Equivalent

For similar functionalities, consider these alternatives to the ALM-31222-BLKG:

  • LTC6915-1: This is a high-performance low-noise amplifier from Analog Devices, offering similar RF amplification capabilities with integrated bypass functionality.
  • MGA-635P8: A broadband low-noise amplifier from Avago Technologies, suitable for high-linearity RF applications with integrated power-down feature.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category RF Amplifier RoHS Details
Mounting Style SMD/SMT Type General Purpose Amplifiers
Technology Si Operating Frequency 2.7 GHz
Gain 14.9 dB NF - Noise Figure 2.7 dB
OIP3 - Third Order Intercept 47.9 dBm Operating Supply Current 750 mA
Maximum Operating Temperature + 150 C Series ALM
Brand Broadcom / Avago Input Return Loss 10 dB
Isolation dB 30 dB Moisture Sensitive Yes
Number of Channels 1 Channel Pd - Power Dissipation 4.125 W
Product Type RF Amplifier Factory Pack Quantity 100
Subcategory Wireless & RF Integrated Circuits Test Frequency 2 GHz

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