LNBP9LIT

Product Overview

Category: Integrated Circuit (IC)

Use: LNBP9LIT is a low-noise block downconverter (LNB) supply and control voltage regulator. It is specifically designed for satellite communication systems.

Characteristics: - Low noise figure - High output current capability - Wide input voltage range - Built-in protection features

Package: LNBP9LIT is available in a small outline integrated circuit (SOIC) package.

Essence: The essence of LNBP9LIT lies in its ability to provide a stable and regulated supply voltage to the LNB, while minimizing noise interference.

Packaging/Quantity: LNBP9LIT is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 8V to 14V
• Output Voltage Range: 13V or 18V
• Quiescent Current: 3.5mA
• Maximum Output Current: 400mA
• Noise Figure: 1.2dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LNBP9LIT has a total of 8 pins:

1. VCC: Supply voltage input
2. GND: Ground reference
3. EN: Enable pin for controlling the device operation
4. TONE: Tone control input for selecting the output voltage
5. FB: Feedback pin for regulating the output voltage
6. VOUT: Output voltage pin
7. NC: No connection
8. NC: No connection

Functional Features

• Regulated Output Voltage: LNBP9LIT provides a stable output voltage of either 13V or 18V, selectable through the TONE pin.
• Low Noise Figure: The IC ensures minimal noise interference during signal reception, resulting in improved signal quality.
• Overvoltage and Overcurrent Protection: LNBP9LIT incorporates built-in protection features to safeguard against voltage spikes and excessive current.

Advantages and Disadvantages

Advantages: - Low noise figure enhances signal quality - Wide input voltage range allows compatibility with various systems - High output current capability supports multiple LNBs - Built-in protection features protect against voltage spikes and overcurrent situations

Disadvantages: - Limited output voltage options (13V or 18V) - Not suitable for applications requiring higher output currents

Working Principles

LNBP9LIT operates by regulating the supply voltage provided to the LNB. It ensures a stable output voltage, selectable between 13V and 18V, based on the control input received through the TONE pin. The IC also minimizes noise interference, resulting in improved signal reception.

Detailed Application Field Plans

LNBP9LIT finds extensive application in satellite communication systems, specifically in the following areas:

1. Direct Broadcast Satellite (DBS) Systems: LNBP9LIT is used to regulate the supply voltage for LNBs in DBS systems, ensuring optimal signal reception.
2. VSAT (Very Small Aperture Terminal) Systems: The IC provides a stable and regulated voltage to LNBs in VSAT systems, enabling reliable satellite communication.
3. Satellite Television Distribution Networks: LNBP9LIT plays a crucial role in maintaining signal integrity and minimizing noise interference in satellite television distribution networks.

Detailed and Complete Alternative Models

1. LNBP10LIT: Similar to LNBP9LIT, but with additional features such as adjustable output voltage and higher output current capability.
2. LNBP8LIT: A lower-cost alternative with slightly higher noise figure but compatible with most satellite communication systems.
3. LNBP12LIT: Offers enhanced protection features and wider operating temperature range compared to LNBP9LIT.

(Note: The above alternative models are for illustrative purposes only and may not represent actual products.)

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