LNBH25PQR
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STMicroelectronics LNBH25PQR

Manufacturer No:
LNBH25PQR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC REG CONV SAT TV 1OUT 24QFN
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The LNBH25PQR, produced by STMicroelectronics, is a monolithic voltage regulator and interface IC specifically designed for analog and digital satellite receivers, Sat-TV, and Sat-PC cards. This IC is assembled in a QFN24 4x4 package and is intended to provide a stable 13/18 V power supply along with a 22 kHz tone signal for LNB (Low Noise Block) control.

Key Specifications

ParameterValue
Package TypeQFN24 4x4
Output Voltage13 V / 18.15 V
Output Current LimitSelectable by external resistor
InterfaceI²C
Tone Frequency22 kHz
ApplicationsAnalog and Digital Satellite Receivers, Sat-TV, Sat-PC cards

Key Features

  • Monolithic voltage regulator and interface IC
  • Provides stable 13/18 V power supply
  • 22 kHz tone signal for LNB control
  • I²C interface for control and monitoring
  • Selectable output current limit by external resistor
  • Compact QFN24 4x4 package

Applications

The LNBH25PQR is primarily used in analog and digital satellite receivers, Sat-TV systems, and Sat-PC cards. It is designed to provide the necessary power supply and control signals for Low Noise Block (LNB) devices, ensuring reliable and efficient operation in satellite communication systems.

Q & A

  1. What is the primary function of the LNBH25PQR?
    The primary function of the LNBH25PQR is to provide a stable 13/18 V power supply and a 22 kHz tone signal for LNB control in satellite receivers and related systems.
  2. What package type is the LNBH25PQR available in?
    The LNBH25PQR is available in a QFN24 4x4 package.
  3. How is the output current limit set on the LNBH25PQR?
    The output current limit is selectable by an external resistor.
  4. What interface does the LNBH25PQR use for control and monitoring?
    The LNBH25PQR uses an I²C interface for control and monitoring.
  5. In which applications is the LNBH25PQR typically used?
    The LNBH25PQR is typically used in analog and digital satellite receivers, Sat-TV systems, and Sat-PC cards.
  6. What is the significance of the 22 kHz tone signal in the LNBH25PQR?
    The 22 kHz tone signal is used for controlling the Low Noise Block (LNB) devices in satellite communication systems.
  7. Where can I find detailed specifications for the LNBH25PQR?
    Detailed specifications can be found in the datasheet available on STMicroelectronics' official website and other electronic component distributors like Digi-Key.
  8. Is the LNBH25PQR suitable for both analog and digital satellite systems?
    Yes, the LNBH25PQR is designed to be suitable for both analog and digital satellite systems.
  9. How does the LNBH25PQR ensure reliable operation in satellite communication systems?
    The LNBH25PQR ensures reliable operation by providing a stable power supply and precise control signals for LNB devices.
  10. Can the LNBH25PQR be used in other types of communication systems?
    The LNBH25PQR is specifically designed for satellite communication systems and is not generally recommended for other types of communication systems.

Product Attributes

Applications:Converter, Analog and Digital Satellite STB Receivers/SatTV
Voltage - Input:8V ~ 16V
Number of Outputs:1
Voltage - Output:13V, 18.15V
Operating Temperature:0°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:24-VFQFN Exposed Pad
Supplier Device Package:24-QFN (4x4)
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In Stock

$2.71
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Similar Products

Part Number LNBH25PQR LNBH26PQR LNBH25SPQR LNBH25LPQR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Active Active Active
Applications Converter, Analog and Digital Satellite STB Receivers/SatTV Converter, Analog and Digital Satellite STB Receivers/SatTV Converter, Analog and Digital Satellite STB Receivers/SatTV Converter, Analog and Digital Satellite STB Receivers/SatTV
Voltage - Input 8V ~ 16V 8V ~ 16V 8V ~ 16V 8V ~ 16V
Number of Outputs 1 2 1 1
Voltage - Output 13V, 18.15V 13V, 18.15V 13V, 18V 13V, 18.15V
Operating Temperature 0°C ~ 85°C 0°C ~ 85°C 0°C ~ 85°C 0°C ~ 85°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 24-VFQFN Exposed Pad 24-VFQFN Exposed Pad 24-VFQFN Exposed Pad 24-VFQFN Exposed Pad
Supplier Device Package 24-QFN (4x4) 24-QFN (4x4) 24-QFN (4x4) 24-QFN (4x4)

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