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Name: MGA-638P8-TR1G
Brand: Broadcom Limited
SKU: MGA-638P8-TR1G
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Broadcom Limited MGA-638P8-TR1G

Part No.:: MGA-638P8-TR1G

Manufacturer:: Broadcom Limited

Package:: 8-WFDFN Exposed Pad

Datasheet:: MGA-638P8-TR1G.pdf

Description:: IC AMP CDMA 450MHZ-1.5GHZ 8DFN

In Stock:: 3244

Quantity:: Add To Cart

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MGA-638P8-TR1G Specifications

Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Obsolete
Frequency:
450MHz ~ 1.5GHz
P1dB:
22.2dB
Gain:
17.3dB
NoiseFigure:
0.87dB
RFType:
CDMA, GSM, TDMA, WCDMA
Voltage-Supply:
-
Current-Supply:
84mA
TestFrequency:
2.5GHz
MountingType:
Surface Mount

MGA-638P8-TR1G this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including MGA-638P8-TR1G price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for MGA-638P8-TR1G to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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MGA-638P8-TR1G information

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MGA-638P8-TR1G Typical application Circuitry

MGA-638P8-TR1G

The MGA-638P8-TR1G is an RF (Radio Frequency) Low Noise Amplifier (LNA) integrated circuit, designed by Broadcom for use in applications requiring high linearity and low noise figure.

Application Scenarios

The MGA-638P8-TR1G finds applications in:

- Wireless LAN (WLAN) Devices: For improving signal reception in routers, adapters, and access points.

- Cellular Base Stations: Enhancing signal sensitivity and range in telecommunications infrastructure.

- GPS Receivers: For amplifying weak signals in navigation devices.

- RFID Readers: To boost signal detection capabilities in RFID systems.

Key Features

The MGA-638P8-TR1G boasts several key features:

- Low Noise Figure: Provides excellent signal amplification with minimal added noise, essential for maintaining signal fidelity.

- High Linearity: Ensures that the signal amplification process does not introduce significant distortion, preserving signal quality.

- Broadband Frequency Range: Its ability to function across a broad range of frequencies renders it adaptable to a multitude of radiofrequency applications.

- Small Package: Housed in a compact 8-pin package, suitable for space-constrained applications.

Detailed Circuit Connection Example: WLAN Signal Amplifier

In a WLAN signal amplifier application using the MGA-638P8-TR1G, consider the following detailed circuit connections:

- RF Input (Pin 1): Connect the antenna or the incoming RF signal source to this pin. For best signal transfer, match the source's impedance to the LNA input using a matching network.

- Pins 2, 4, and 6 (Ground Connections): The system ground should be connected to these pins. A solid ground plane on the PCB under these pins is crucial for minimizing noise and ensuring stability.

- RF Output and Bias Voltage (Pin 3): This pin serves as both the RF output and the bias voltage input. Connect it to the next stage in the signal chain, typically a mixer or filter in a WLAN receiver. Also, supply the recommended bias voltage through an RF choke to isolate the DC and RF paths.

- Decoupling Capacitors: Place decoupling capacitors close to the bias voltage pin (Pin 3) to filter out noise from the power supply. This is essential for maintaining low noise performance.

- Pin 5 (Enable Pin): This pin can be used to activate or deactivate the LNA if it is accessible. Tie it to the bias voltage through a resistor to keep the LNA active, or connect it to a control line for on/off functionality.

Design Considerations

When designing a circuit with the MGA-638P8-TR1G, several factors must be taken into account:

- Impedance Matching: Careful design of the input and output matching networks is necessary to achieve optimal performance. This involves selecting appropriate inductors and capacitors to match the source and load impedances to the LNA.

- Thermal Management: Although LNAs do not typically generate a lot of heat, it's important to ensure adequate thermal paths in the PCB design, especially in high-power or high-ambient-temperature environments.

- Power Supply Noise: The quality of the bias voltage is critical. To provide a clean power supply, use appropriate filtering and low-noise voltage regulators.

- PCB Layout: Minimize the length of RF signal traces and use a ground plane to reduce parasitic inductances and capacitances, minimizing signal loss and interference.

By addressing these considerations and following the detailed connection guidelines, the MGA-638P8-TR1G can be effectively utilized in a WLAN signal amplifier circuit, enhancing signal quality and system performance in wireless communication devices.

MGA-638P8-TR1G FAQ

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6. What is the process for return or replacement of MGA-638P8-TR1G?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the MGA-638P8-TR1G we delivered, we will accept the replacement or return of the MGA-638P8-TR1G only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of MGA-638P8-TR1G.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations