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Richtek provides discrete power solutions and integrated PMIC for mobile phones. Our discrete power solutions include charger, gauge, WLED driver, OVP and DC/DC solutions. We can integrate discrete solutions into PMIC to reduce PCB board size and BOM cost. Richtek will also provide hardware and software design support.

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

LDO
Part NumberDescriptionRelated Products
RT9011Portable Power Management 300mA Dual LDO RegulatorLinear Regulators > Multiple Output LDO
RT9030150mA, Low Input Voltage, Low Dropout, Low Noise Ultra-Fast Without Bypass Capacitor CMOS LDO RegulatorLinear Regulators > Single Output LDO
RT9032Programmable Dual Output Linear RegulatorLinear Regulators > Multiple Output LDO
RT9054Portable Power Management 300mA Dual LDO RegulatorLinear Regulators > Multiple Output LDO
RT9055300mA Dual LDO RegulatorLinear Regulators > Multiple Output LDO
RT9193300mA, Ultra-Low Noise, Ultra-Fast CMOS LDO RegulatorLinear Regulators > Single Output LDO
RT9198/RT9198A300mA, Low Noise, Ultra-Fast CMOS LDO RegulatorLinear Regulators > Single Output LDO
Buck-Boost
Part NumberDescriptionRelated Products
RT6150A/RT6150BCurrent Mode Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
RT6154A/RT6154BHigh Efficiency Single Inductor Buck-Boost ConverterSwitching Regulators > Buck-Boost Converters
Backlight Driver
Part NumberDescriptionRelated Products
RT4501/RT4501AHigh Efficiency Backlight LED DriverLED Drivers > DC-DC Lighting LED Drivers
RT4503/RT4503AAsynchronous Boost Converter for 10 WLEDsLED Drivers > DC-DC Lighting LED Drivers
RT9363A3 Channels 90mA x1/x2 Charge Pump White LED DriverLED Drivers > White LED Drivers
RT9367CI2C Programmable White LED Driver with Dual LDOLED Drivers > White LED Drivers
RT9373A3-Channel Charge Pump White LED Driver with Low Dropout Current SourceLED Drivers > White LED Drivers
RT93784 CHs 100mA x1/x1.5/x2 Charge Pump White LED DriverLED Drivers > White LED Drivers
RT9385B5 Channels 125mA x1/x1.5/x2 Charge Pump White LED DriverLED Drivers > White LED Drivers
OVP
Part NumberDescriptionRelated Products
RT9718Over Voltage Protection ICBattery Management > Battery Protectors
RT9730Charging System Safety DeviceBattery Management > Single Cell Li-Ion Battery Chargers
Buck
Part NumberDescriptionRelated Products
RT80161.5MHz, 1A, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT8016L1.5MHz, 600mA, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80581MHz, 2A, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT8058A1.2MHz, 2A, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT80591.5MHz, 1A, High Efficiency PWM Step-Down DC/DC ConverterSwitching Regulators > Step-Down (Buck) Converters
RT8088A2.7MHz 3A Step-Down Converter with I2C InterfaceSwitching Regulators > Step-Down (Buck) Converters
RT80923MHz 4A High Efficiency Step-Down Converter with I2C InterfaceSwitching Regulators > Step-Down (Buck) Converters
RT8099/RT8099A1.5MHz, 600mA, High Efficiency PWM Step-Down ConverterOthers
Fuel Guage
Part NumberDescriptionRelated Products
RT9428Host-Side Single Cell Lithium Battery GaugeBattery Management > Battery Gauge
PMIC for Camera
Part NumberDescriptionRelated Products
RT8036One Step Down DC/DC Converter and Four Linear Regulators with Individual On/Off ControlSwitching Regulators > Step-Down (Buck) Converters
Switching Charger
Part NumberDescriptionRelated Products
RT9451Switch-Mode Single Cell Li-ion Battery Charger with USB OTGBattery Management > Single Cell Li-Ion Battery Chargers
RT9455Switch-Mode Single Cell Li-Ion Battery Charger with USB-OTGBattery Management > Single Cell Li-Ion Battery Chargers
LCD bias and AMOLED
Part NumberDescriptionRelated Products
RT4722CTriple DC-DC Boost Converter for AMOLEDMulti-Channel Power Management ICs (PMIC)
RT9397BFCharge Pump Controller with Automatic Mode TransitionMulti-Channel Power Management ICs (PMIC)
Technical Documents
TitleLast UpdateShareDownload
The Best Battery Fuel Gauge Solution for TWS Headphone-RT94262019/06/24
Power Mangement Components for Lithium-Ion Battery Powered Applications2018/11/15
Power IC Solutions for IoT/Portable/Wearable/Battery-Powered Applications2018/11/15
Designing Applications with Lithium-Ion Batteries2018/10/30
Li-ion Battery and Gauge Introduction2018/10/30
Understanding the characteristics of Li-ion batteries and Richtek power management solutions2018/10/30
Comparing Buck Converter Topologies2018/09/20
Programmable Dual LDO Output Voltage and WLED Current with I2C Interface2017/06/08
Analyzing VIN overstress in Power ICs2016/10/19
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