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In TV main board design, it takes many kinds of DC/DC buck converter and LDO, and different platforms have different requirements. Richtek covers 5V/12V/23V/36V DCDC buck converter for your power map plan, and make you easy to choose best solution based on whether efficiency, power sequence, buck transient and ripple consideration.

Please click on the application name of the chart, to view a list of product applications

USB/SDIO Power Switch
Part NumberDescriptionRelated Products
RT974270mΩ/55mΩ, 3A/2.5A/2A/1.5A/1A/0.5A High-Side Power Switches with FlagPower Switches
LDO
Part NumberDescriptionRelated Products
RT9041A/RT9041B500mA, Low Voltage, LDO Regulator with External Bias SupplyLinear Regulators > Single Output LDO
RT90593A, Ultra-Low Dropout Voltage RegulatorLinear Regulators > Single Output LDO
RT9179Adjustable, 300mA LDO Regulator with EnableLinear Regulators > Single Output LDO
RT9179AAdjustable, 500mA LDO Regulator with EnableLinear Regulators > Single Output LDO
RT9183AUltra Low Dropout 1.5A Linear RegulatorLinear Regulators > Single Output LDO
Teminator DDR
Part NumberDescriptionRelated Products
RT9026DDR Termination RegulatorLinear Regulators > Linear DDR Terminator
RT9040DDR Termination RegulatorLinear Regulators > Linear DDR Terminator
RT9045ACost-Effective, 1.8A Sink/Source Bus Termination RegulatorLinear Regulators > Linear DDR Terminator
RT9173DCost-Effective, Peak 3A Sink/Source Bus Termination RegulatorLinear Regulators > Linear DDR Terminator
Voltage Detectors
Part NumberDescriptionRelated Products
RT9818Micro-Power Voltage DetectorsPower Monitor, Protection & Reset ICs > Reset ICs
RT9819Micro-Power Voltage DetectorsPower Monitor, Protection & Reset ICs > Reset ICs
HV/LV Buck
Part NumberDescriptionRelated Products
RT7274/RT7279/RT7280/RT72812A, 18V, 700kHz ACOT™ Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT72783A, 18V, 700kHz ACOT™ Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT7285/RT7285A1.5A, 18V, 500kHz ACOT™ Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT8010/RT8010A1.5MHz, 1A, High Efficiency PWM Step-Down DC-DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80553A, 2MHz, Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80591.5MHz, 1A, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80736A, 2MHz, High Efficiency Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80772A, 2MHz, Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80792.95V to 6V Input, 3A Output, 2MHz, Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT8086B3.5A, 1.2MHz, Synchronous Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
RT82795A, 36V, 500kHz Step-Down ConverterSwitching Regulators > Step-Down (Buck) Converters
LS
Part NumberDescriptionRelated Products
RT8900Level ShifterPower Management Multi-Channel ICs (PMIC)
PMIC
Part NumberDescriptionRelated Products
RT9955PMIC for LCD TV / MonitorPower Management Multi-Channel ICs (PMIC)
Speaker Amp
Part NumberDescriptionRelated Products
RT9114BDual Channel Digital Audio System with EQ and Frequency DRC ControlAudio > HV Audio Amplifiers
RT911810W Stereo Class-D Speaker Driver with Headphone AmplifierAudio > HV Audio Amplifiers
RT9119Dual Channel Digital Audio System with EQ and Frequency DRC ControlAudio > HV Audio Amplifiers
LNB
Part NumberDescriptionRelated Products
RT5047BSingle Output LNB Supply and Control Voltage RegulatorPower Management Multi-Channel ICs (PMIC)
Reference Design
TitleLast UpdateShareDownload
Richtek Load Transient Tool2019/01/09
Evaluation Boards
TitleLast UpdateShareDownload
RT9114B Audio Evaluation Board2019/07/03
55mΩ, 3A High-Side Power Switches with Flag2018/11/08
RT8279 Step-Down Converter Evaluation Board2018/11/08
3.5A, 1.2MHz, Synchronous Step-Down Converter2018/11/08
RT7280GQW Evaluation Board2018/11/08
RT7279GQW Evaluation Board2018/11/08
10W Stereo Class-D Speaker Driver with Headphone Amplifier Evaluation Board2018/11/08
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