LNBH23QTR - STMicroelectronics

Manufacturer Part Number

LNBH23QTR

Manufacturer

STMicroelectronics

Introduction

Special Purpose Regulator for Satellite Set-Top Boxes

Product Features and Performance

Integrated step-up and controller for I2C-controlled Ka/Ku LNB supply

High-efficiency step-up converter

Precise Ka/Ku band output voltage selection via I2C

DiSEqC 2.x compliant

Overload and overtemperature protection

Product Advantages

Single-chip solution for SAT-STB applications

Low power loss due to high efficiency

Built-in safety features

Key Technical Parameters

Voltage Input: 8V ~ 15V

Number of Outputs: 1

Voltage Output: 13.4V, 18.5V

Operating Temperature: 0°C ~ 85°C

Mounting Type: Surface Mount

Package/Case: 32-VFQFN Exposed Pad

Supplier Device Package: 32-QFN (5x5)

Base Product Number: LNBH23

Quality and Safety Features

Overload protection

Overtemperature protection

Compliance to DiSEqC 2.x protocol

Compatibility

Compatible with Analog and Digital Satellite STB Receivers/SatTV systems that require regulated supply voltage

Application Areas

Converter for Satellite Television

Analog and Digital Satellite Set-Top Box Receivers

Product Lifecycle

Obsolete status

No direct replacement or upgrade available

Several Key Reasons to Choose This Product

Designed specifically for satellite reception equipment

Provides all necessary functions for LNB supply in a single package

Supports various converter types with variable voltage outputs

Enables communication with satellites via DiSEqC protocol

High performance with built-in protection features for a robust design