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Portable Devices

Richtek provides comprehensive power management solutions for portable devices to specially address the challenges requirements for low power consumption and small PCB size, such as battery management power solutions, audio, AC/DC, DC/DC solutions, USB-C interface solutions, and more.

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OVP/OCP Fast Charger
Type-C Port Controller Battery Charger DC/DC for RF Power
Fuel Gauge
Type-C Audio & USB Mux
OVP/OCP
Part NumberDescriptionRelated Products
RT9746VBUS OVP with a PTVS DiodeBattery Management > Monitoring and Protection
Type-C Port Controller
Part NumberDescriptionRelated Products
RT1715Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
RT1716Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
Type-C Audio & USB Mux
Part NumberDescriptionRelated Products
RT8980HUSB Type-C Analog Audio and USB SwitchAudio > Audio Switches
Fast Charger
Part NumberDescriptionRelated Products
RT9758High Voltage Smart Cap Divider and Direct Charge ChargerBattery Management > Multiple Cell Li-ion Battery Chargers
RT9759Smart Cap Divider ChargerBattery Management > Single Cell Li-ion Battery Chargers
Battery Charger
Part NumberDescriptionRelated Products
RT94665A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT94675A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT9470/RT9470D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9471/RT9471D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9472/RT9472D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
Fuel Gauge
Part NumberDescriptionRelated Products
RT9422Pack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9422APack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426System Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426ASystem Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9428Host-Side Single Cell Lithium Battery GaugeBattery Management > Battery Fuel Gauge
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Wireless Power Transmitter Battery Charger DC-DC Converter Fuel Gauge
Wireless Power Receive Buck Converter
Fuel Gauge
Wireless Power Transmitter
Part NumberDescriptionRelated Products
RT3181AWireless Power Transmitter for 5W/15W SolutionBattery Management > Wireless Power Solutions - Transmitters
Wireless Power Receiver
Part NumberDescriptionRelated Products
RT1652Dual Mode (WPC) 5W Wireless Power Receiver and Battery ChargerBattery Management > Wireless Power Solutions - Receivers
RT1653Wireless Power Receiver Compliant with WPCBattery Management > Wireless Power Solutions - Receivers
Battery Charger
Part NumberDescriptionRelated Products
RT9471/RT9471D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9525Linear Single Cell Li-Ion Battery Charger with Auto Power PathBattery Management > Single Cell Li-ion Battery Chargers
DC-DC Converter
Part NumberDescriptionRelated Products
RT48032.5MHz, Synchronous Boost Regulator with Bypass ModeSwitching Regulators > Step-Up (Boost) Converters
RT6160ALow Quiescent, High Efficiency 3A Buck-Boost Converter with I2C InterfaceSwitching Regulators > Buck-Boost Converters
Buck Converter
Part NumberDescriptionRelated Products
RT5707/RT5707AUltra-Low Quiescent Current HCOT Buck ConverterSwitching Regulators > Step-Down (Buck) Converters
RT90782μA IQ, 300mA Low-Dropout Linear RegulatorLinear Regulators > Single Output LDO
Fuel Gauge
Part NumberDescriptionRelated Products
RT9426System Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
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OVP/OCP Fast Charger DC/DC Converter
Type-C Port Controller Battery Charger LDO
Fuel Gauge
Type-C Audio & USB Mux
Backlight & Bias Power Flash LED Driver
Camera PMIC
AMOLED
Audio Amps
OVP/OCP
Part NumberDescriptionRelated Products
RT9746VBUS OVP with a PTVS DiodeBattery Management > Monitoring and Protection
Type-C Port Controller
Part NumberDescriptionRelated Products
RT1715Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
RT1716Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
Type-C Audio & USB Mux
Part NumberDescriptionRelated Products
RT8980HUSB Type-C Analog Audio and USB SwitchAudio > Audio Switches
Backlight & Bias Power
Part NumberDescriptionRelated Products
RT4531Dual Channel 10s2p WLED DriversLED Drivers > RGB & White LED Drivers
RT4532High Efficiency Backlight LED DriverLED Drivers > Backlight LED Drivers
RT4533/RT4533AAsynchronous Boost Converter for 10 WLEDsLED Drivers > RGB & White LED Drivers
RT4831AFour-Channel LCD Backlight Driver with Integrated Bias PowerLCD & OLED Display Power
Audio Amps
Part NumberDescriptionRelated Products
RT5509Speaker Amplifier with Speaker ProtectionAudio > Smart Audio Amplifiers
RT5510Audio Amplifier with IV SenseAudio > Smart Audio Amplifiers
Fast Charger
Part NumberDescriptionRelated Products
RT9759Smart Cap Divider ChargerBattery Management > Single Cell Li-ion Battery Chargers
Battery Charger
Part NumberDescriptionRelated Products
RT94665A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT94675A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT9470/RT9470D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9471/RT9471D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9472/RT9472D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
Fuel Gauge
Part NumberDescriptionRelated Products
RT9422Pack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9422APack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426System Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426ASystem Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9428Host-Side Single Cell Lithium Battery GaugeBattery Management > Battery Fuel Gauge
Flash LED Driver
Part NumberDescriptionRelated Products
RT45051.5A Flash LED Driver with High-Side Current SourceLED Drivers > Flash LED Drivers
Camera PMIC
Part NumberDescriptionRelated Products
RT5112Smart Power-Management Integrated Circuit for CameraModule ApplicationPMICs
RT5112ASmart Power-Management Integrated Circuit for Camera Module ApplicationPMICs
RT5133Integrated PMIC with 8-Channel LDOs and 3 GPOs for Camera Module ApplicationsPMICs
LDO
Part NumberDescriptionRelated Products
RT9055300mA Dual LDO RegulatorLinear Regulators > Multiple Output LDO
RT9086250mA, Ultra-Low Noise, Low Quiescent Current, LDO RegulatorLinear Regulators > Single Output LDO
DC/DC Converter
Part NumberDescriptionRelated Products
RT48032.5MHz, Synchronous Boost Regulator with Bypass ModeSwitching Regulators > Step-Up (Boost) Converters
RT4803A2.5MHz, Synchronous Boost RegulatorSwitching Regulators > Step-Up (Boost) Converters
RT6158AHigh Efficiency, Low Quiescent, 2A Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
RT6158HHigh Efficiency, Low Quiescent, 3A Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
RT6160ALow Quiescent, High Efficiency 3A Buck-Boost Converter with I2C InterfaceSwitching Regulators > Buck-Boost Converters
AMOLED
Part NumberDescriptionRelated Products
RT4706Triple DC-DC Converter for AMOLEDLCD & OLED Display Power
RT4723Dual Output AMOLED BiasLCD & OLED Display Power
RT4730Power Solution for Wearable AMOLED ProductsLCD & OLED Display Power
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OVP/OCP Fast Charger DC/DC Converter
Type-C Port Controller Battery Charger LDO
Fuel Gauge
Type-C Audio & USB Mux
Backlight & Bias Power Flash LED Driver
Camera PMIC
Audio Amps
OVP/OCP
Part NumberDescriptionRelated Products
RT9746VBUS OVP with a PTVS DiodeBattery Management > Monitoring and Protection
Type-C Port Controller
Part NumberDescriptionRelated Products
RT1715Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
RT1716Programmable USB Type-C PD ControllerUSB Type-C & PD Solutions > USB-C & PD
Type-C Audio & USB Mux
Part NumberDescriptionRelated Products
RT8980HUSB Type-C Analog Audio and USB SwitchAudio > Audio Switches
Backlight & Bias Power
Part NumberDescriptionRelated Products
RT4531Dual Channel 10s2p WLED DriversLED Drivers > RGB & White LED Drivers
RT4532High Efficiency Backlight LED DriverLED Drivers > Backlight LED Drivers
RT4533/RT4533AAsynchronous Boost Converter for 10 WLEDsLED Drivers > RGB & White LED Drivers
RT4831AFour-Channel LCD Backlight Driver with Integrated Bias PowerLCD & OLED Display Power
Audio Amps
Part NumberDescriptionRelated Products
RT5509Speaker Amplifier with Speaker ProtectionAudio > Smart Audio Amplifiers
RT5510Audio Amplifier with IV SenseAudio > Smart Audio Amplifiers
Fast Charger
Part NumberDescriptionRelated Products
RT9758High Voltage Smart Cap Divider and Direct Charge ChargerBattery Management > Multiple Cell Li-ion Battery Chargers
RT9759Smart Cap Divider ChargerBattery Management > Single Cell Li-ion Battery Chargers
Battery Charger
Part NumberDescriptionRelated Products
RT94665A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT94675A Single Cell Li-Ion Switching Battery Charger with Power Path Management and USB-OTG Boost ModeBattery Management > Single Cell Li-ion Battery Chargers
RT9470/RT9470D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9471/RT9471D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
RT9472/RT9472D3A Single Cell Switching Battery ChargerBattery Management > Single Cell Li-ion Battery Chargers
Fuel Gauge
Part NumberDescriptionRelated Products
RT9422Pack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9422APack Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426System Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9426ASystem Side Single Cell Fuel GaugeBattery Management > Battery Fuel Gauge
RT9428Host-Side Single Cell Lithium Battery GaugeBattery Management > Battery Fuel Gauge
Flash LED Driver
Part NumberDescriptionRelated Products
RT45051.5A Flash LED Driver with High-Side Current SourceLED Drivers > Flash LED Drivers
Camera PMIC
Part NumberDescriptionRelated Products
RT5112Smart Power-Management Integrated Circuit for CameraModule ApplicationPMICs
RT5112ASmart Power-Management Integrated Circuit for Camera Module ApplicationPMICs
RT5133Integrated PMIC with 8-Channel LDOs and 3 GPOs for Camera Module ApplicationsPMICs
LDO
Part NumberDescriptionRelated Products
RT9055300mA Dual LDO RegulatorLinear Regulators > Multiple Output LDO
RT9086250mA, Ultra-Low Noise, Low Quiescent Current, LDO RegulatorLinear Regulators > Single Output LDO
DC/DC Converter
Part NumberDescriptionRelated Products
RT48032.5MHz, Synchronous Boost Regulator with Bypass ModeSwitching Regulators > Step-Up (Boost) Converters
RT4803A2.5MHz, Synchronous Boost RegulatorSwitching Regulators > Step-Up (Boost) Converters
RT6158AHigh Efficiency, Low Quiescent, 2A Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
RT6158HHigh Efficiency, Low Quiescent, 3A Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
RT6160ALow Quiescent, High Efficiency 3A Buck-Boost Converter with I2C InterfaceSwitching Regulators > Buck-Boost Converters

PD Travel Adapters

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PFC Controller
PWM Controller
SR Controller Protocol Controller
SR+ Protocol Controller
PFC Controller
Part NumberDescriptionRelated Products
RT7300ADActive PFC Controller with Critical Conduction ModeAC-DC > PFC Controllers
PWM Controller
Part NumberDescriptionRelated Products
RT7752PWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
RT7753GCNPWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
RT7753GCSPWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
RT7753GENPWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
RT7755xEPWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
RT7786High Efficiency, 36V 100mA Synchronous Step-Down ConverterAC-DC > Multi-Mode Flyback Controllers
RT7790Advanced PWM Controller for Programmable Power ConverterAC-DC > Multi-Mode Flyback Controllers
RT7791PWM Controller for Programmable Power Converter (USBPD)AC-DC > Multi-Mode Flyback Controllers
SR Controller
Part NumberDescriptionRelated Products
RT7220BSynchronous Rectifier Controller with Wide Output Voltage Operating RangeAC-DC > Synchronous Rectifier Controllers
Protocol Controller
Part NumberDescriptionRelated Products
RT7202Highly Integrated USB PD Type-C Controller for SMPSUSB Type-C & PD Solutions > USB-C & PD
RT7203THigh-Integration Fast Charge Protocols Controller with Internal Feedback CompensationUSB Type-C & PD Solutions > USB-C & PD
RT7203VHigh-Integration VOOC (Voltage Open Loop Multi-Step Constant- Current Charging) Protocol Controller with Internal Feedback CompensationUSB Type-C & PD Solutions > USB-C & PD
RT7206AHigh-Integration USB PD Controller with Internal Feedback Compensation and Built-in Blocking N-MOSFETsUSB Type-C & PD Solutions > USB-C & PD
SR + Protocol Controller
Part NumberDescriptionRelated Products
RT7205AProgrammable SMPS and USB Type-C ControllerUSB Type-C & PD Solutions > USB-C & PD
RT7205BProgrammable SMPS and USB Type-C ControllerUSB Type-C & PD Solutions > USB-C & PD
RT7207KBHighly Integration USB PD Controller with Synchronous RectificationUSB Type-C & PD Solutions > USB-C & PD
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