LNBP13SP-TR

Product Overview

Category: Integrated Circuit (IC)

Use: LNBP13SP-TR is a low-noise block (LNB) supply and control voltage regulator designed for satellite set-top box applications. It provides the necessary power and control signals to an LNB downconverter via coaxial cable.

Characteristics: - Low noise performance - Wide input voltage range - High output current capability - Built-in protection features - Compact package size

Package: LNBP13SP-TR is available in a small outline package (SOP) with 8 pins.

Essence: The essence of LNBP13SP-TR lies in its ability to regulate the supply voltage and control signals for LNBs, ensuring optimal performance and signal reception in satellite set-top boxes.

Packaging/Quantity: LNBP13SP-TR is typically packaged in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 8V to 14V
• Output Voltage Range: 13V or 18V (selectable)
• Output Current: Up to 400mA
• Quiescent Current: 5mA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. EN: Enable pin for controlling the output voltage
4. FB: Feedback pin for voltage regulation
5. VOUT: Output voltage selection pin
6. NC: No connection
7. NC: No connection
8. VREF: Reference voltage output

Functional Features

• Voltage Regulation: LNBP13SP-TR regulates the supply voltage to the LNB, ensuring stable and accurate voltage levels.
• Output Voltage Selection: The device allows the selection of either 13V or 18V output voltage, depending on the LNB requirements.
• Enable Control: The EN pin enables or disables the output voltage, providing control over the LNB operation.
• Protection Features: LNBP13SP-TR incorporates built-in protection against overcurrent and overtemperature conditions, safeguarding the device and connected components.

Advantages and Disadvantages

Advantages: - Low noise performance enhances signal quality. - Wide input voltage range allows compatibility with various power sources. - High output current capability supports different LNB types. - Compact package size saves board space in set-top box designs.

Disadvantages: - Limited output voltage options (13V or 18V) may not cover all LNB requirements. - Quiescent current consumption could be lower for power-saving applications.

Working Principles

LNBP13SP-TR operates by regulating the input voltage to provide a stable and accurate supply to the LNB. The feedback mechanism ensures that the output voltage remains within the desired range. The enable pin controls the output voltage, allowing the user to activate or deactivate the LNB as needed. The device also includes protection features to prevent damage from excessive current or temperature.

Detailed Application Field Plans

LNBP13SP-TR is primarily used in satellite set-top boxes where it supplies power and control signals to the LNB downconverter. Its low noise performance and wide input voltage range make it suitable for various satellite reception systems. The compact package size enables integration into space-constrained designs.

Detailed and Complete Alternative Models

1. LNBP12SP-TR: Similar to LNBP13SP-TR but with a fixed output voltage of 12V.
2. LNBP18SP-TR: Similar to LNBP13SP-TR but with a fixed output voltage of 18V.
3. LNBP14SP-TR: Similar to LNBP13SP-TR but with additional protection features.

These alternative models offer different output voltage options and may have additional features or specifications tailored to specific application requirements.

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