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Richtek USA

Richtek USA is a semiconductor manufacturer producing Linear Regulators (LDO), DC-DC Switching Regulators, LED Drivers, Power Distribution Switches, Supervisors & Reset ICs. FPGACenter stocks 1,859 Richtek USA products with global sourcing capabilities, quality inspection, and competitive pricing. All Richtek USA components sourced through FPGACenter are 100% original with full traceability documentation.

1.859
Total Parts
1.602
In Stock
20
Categories
1.602
Active
254
EOL/Obsolete

Key Product Lines

Linear Regulators (LDO)DC-DC Switching RegulatorsLED DriversPower Distribution SwitchesSupervisors & Reset ICs

✅ Why Source Richtek USA from FPGACenter

FPGACenter carries 1,859 Richtek USA part numbers. Submit an RFQ for volume pricing and lead time on any Richtek USA component.

✓ Originality review✓ No Minimum Order✓ Quality Inspection✓ Global Shipping

Richtek USA Product Categories

Linear Regulators (LDO) (640)DC-DC Switching Regulators (585)LED Drivers (117)Power Distribution Switches (115)Supervisors & Reset ICs (100)DC-DC Switching Controllers (100)Special Purpose ICs (63)Linear & Switching Controllers (47)Gate Drivers (27)Battery Chargers (18)Battery Management ICs (12)Specialized Power Management (12)AC-DC Converters & Offline Switchers (7)PFC Controllers (4)Linear Regulator Controllers (3)Op Amps & Instrumentation Amplifiers (3)Motor Drivers & Controllers (2)Audio Amplifiers (2)Voltage References (1)Hot Swap Controllers (1)

All Richtek USA Products

Page 84 of 93
Part NumberCategoryDescriptionPackageStockPriceStatus
RT9716BGQWPower Distribution SwitchesThe RT9716BGQW is a power distribution IC manufactured by Richtek USA. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Surface Mount component is supplied in a 20-WFQFN Exposed Pad package suitable for both prototyping and production builds. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9716BGQW is no longer produced by Richtek USA; FPGACenter maintains verified stock sourced through certified supply chain partners.20-WFQFN Exposed PadRFQ for sourcingRFQOBSOLETERFQ
RT9718BGQWBattery Management ICsThe RT9718BGQW is a battery management IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 8-WFDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the RT9718BGQW is currently in active production through Richtek USA's standard distribution channels.8-WFDFN Exposed Pad5.385 In Stock$0.6210ACTIVERFQ
RT9718CGQWBattery Management ICsThe RT9718CGQW is a battery management IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 8-WFDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the RT9718CGQW is currently in active production through Richtek USA's standard distribution channels.8-WFDFN Exposed Pad935 In Stock$2.64ACTIVERFQ
RT9721AGBPower Distribution SwitchesThe RT9721AGB is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 125°C (TJ) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in an SC-74A, SOT-753 package and is rated for operation across -40°C ~ 125°C (TJ). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9721AGB is currently in active production through Richtek USA's standard distribution channels.SC-74A, SOT-7531.247 In StockRFQACTIVERFQ
RT9724GQWPower Distribution SwitchesThe RT9724GQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 100°C (TJ) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 8-WFDFN Exposed Pad package and is rated for operation across -40°C ~ 100°C (TJ). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9724GQW is currently in active production through Richtek USA's standard distribution channels.8-WFDFN Exposed Pad617 In Stock$1.73ACTIVERFQ
RT9728AHGQWPower Distribution SwitchesThe RT9728AHGQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 6-WDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728AHGQW is currently in active production through Richtek USA's standard distribution channels.6-WDFN Exposed Pad15.920 In Stock$0.7632ACTIVERFQ
RT9728AHZQWPower Distribution SwitchesThe RT9728AHZQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 6-WDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728AHZQW is currently in active production through Richtek USA's standard distribution channels.6-WDFN Exposed Pad4.338 In Stock$1.13ACTIVERFQ
RT9728ALGEPower Distribution SwitchesThe RT9728ALGE is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in an SOT-23-6 package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728ALGE is currently in active production through Richtek USA's standard distribution channels.SOT-23-67.851 In Stock$1.21ACTIVERFQ
RT9728ALZQWPower Distribution SwitchesThe RT9728ALZQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 6-WDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728ALZQW is currently in active production through Richtek USA's standard distribution channels.6-WDFN Exposed Pad1.359 In Stock$3.84ACTIVERFQ
RT9728BHGEPower Distribution SwitchesThe RT9728BHGE is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 125°C (TJ) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in an SOT-23-6 package and is rated for operation across -40°C ~ 125°C (TJ). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728BHGE is currently in active production through Richtek USA's standard distribution channels.SOT-23-68.626 In Stock$1.12ACTIVERFQ
RT9728BHGQWPower Distribution SwitchesThe RT9728BHGQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 125°C (TJ) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 6-WDFN Exposed Pad package and is rated for operation across -40°C ~ 125°C (TJ). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728BHGQW is currently in active production through Richtek USA's standard distribution channels.6-WDFN Exposed Pad11.949 In Stock$0.4950ACTIVERFQ
RT9728BLGEPower Distribution SwitchesThe RT9728BLGE is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 125°C (TJ) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in an SOT-23-6 package and is rated for operation across -40°C ~ 125°C (TJ). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728BLGE is currently in active production through Richtek USA's standard distribution channels.SOT-23-6728 In Stock$3.60ACTIVERFQ
RT9728CHGEPower Distribution SwitchesThe RT9728CHGE is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in an SOT-23-6 Thin, TSOT-23-6 package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9728CHGE is currently in active production through Richtek USA's standard distribution channels.SOT-23-6 Thin, TSOT-23-68.700 In Stock$1.19ACTIVERFQ
RT9731AZQW(2)Special Purpose ICsThe RT9731AZQW(2) is a specialized telecom IC manufactured by Richtek USA. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the RT9731AZQW(2) is currently in active production through Richtek USA's standard distribution channels.4.500 In Stock$0.9090ACTIVERFQ
RT9731BZQW(2)Special Purpose ICsThe RT9731BZQW(2) is a specialized telecom IC manufactured by Richtek USA. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the RT9731BZQW(2) is currently in active production through Richtek USA's standard distribution channels.798 In StockRFQACTIVERFQ
RT9733GFPower Distribution SwitchesThe RT9733GF is a power distribution IC manufactured by Richtek USA. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9733GF is no longer produced by Richtek USA; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcingRFQOBSOLETERFQ
RT9733GSPower Distribution SwitchesThe RT9733GS is a power distribution IC manufactured by Richtek USA. Design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9733GS is no longer produced by Richtek USA; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcingRFQOBSOLETERFQ
RT9740AGQWPower Distribution SwitchesThe RT9740AGQW is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 14-WFDFN Exposed Pad package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9740AGQW is currently in active production through Richtek USA's standard distribution channels.14-WFDFN Exposed Pad4.386 In Stock$1.33ACTIVERFQ
RT9741AGVPower Distribution SwitchesThe RT9741AGV is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-236-3, SC-59, SOT-23-3 package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9741AGV is no longer produced by Richtek USA; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-236-3, SC-59, SOT-23-3RFQ for sourcingRFQOBSOLETERFQ
RT9741CGVPower Distribution SwitchesThe RT9741CGV is a power distribution IC manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, load current, LDO, buck, boost, or MOSFET topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-236-3, SC-59, SOT-23-3 package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the RT9741CGV is no longer produced by Richtek USA; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-236-3, SC-59, SOT-23-3RFQ for sourcingRFQOBSOLETERFQ

Frequently Asked Questions

Where can I buy Richtek USA electronic components?

FPGACenter stocks 1.859 Richtek USA part numbers with 1.602 currently in stock. All parts are 100% original with full traceability. No minimum order quantity required. Submit an RFQ for competitive pricing.

Can I still get obsolete Richtek USA parts?

Yes. FPGACenter specializes in sourcing hard-to-find and obsolete components. We have 254 end-of-life/obsolete Richtek USA part numbers in our database, many available from verified stock or through our global sourcing network.

What types of Richtek USA products does FPGACenter carry?

We stock Richtek USA products across 20 categories including Linear Regulators (LDO), DC-DC Switching Regulators, LED Drivers, Power Distribution Switches. Browse our full catalog or contact our sourcing team for any specific Richtek USA part number.

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