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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.

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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 63 of 93
Part NumberCategoryDescriptionPackageStockPriceStatus
RT9166-33GXLLinear Regulators (LDO)The RT9166-33GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166-33GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA2.823 In StockRFQACTIVERFQ
RT9166A-12GGLinear Regulators (LDO)The RT9166A-12GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-12GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA2.022 In StockRFQACTIVERFQ
RT9166A-12GGLLinear Regulators (LDO)The RT9166A-12GGL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-12GGL is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA1.556 In StockRFQACTIVERFQ
RT9166A-12GXLLinear Regulators (LDO)The RT9166A-12GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-12GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA4.734 In Stock$0.3510ACTIVERFQ
RT9166A-12PGLinear Regulators (LDO)The RT9166A-12PG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-12PG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA4.467 In Stock$1.31ACTIVERFQ
RT9166A-13GGLinear Regulators (LDO)The RT9166A-13GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-13GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA564 In StockRFQACTIVERFQ
RT9166A-15GGLinear Regulators (LDO)The RT9166A-15GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-15GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA1.917 In StockRFQACTIVERFQ
RT9166A-15GXLinear Regulators (LDO)The RT9166A-15GX is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-15GX is currently in active production through Richtek USA's standard distribution channels.TO-243AA926 In StockRFQACTIVERFQ
RT9166A-18GGLinear Regulators (LDO)The RT9166A-18GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-18GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA591 In StockRFQACTIVERFQ
RT9166A-18GXLinear Regulators (LDO)The RT9166A-18GX is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-18GX is currently in active production through Richtek USA's standard distribution channels.TO-243AA750 In StockRFQACTIVERFQ
RT9166A-20GXLLinear Regulators (LDO)The RT9166A-20GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-20GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA1.988 In StockRFQACTIVERFQ
RT9166A-25GGLinear Regulators (LDO)The RT9166A-25GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-25GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA7.452 In Stock$1.31ACTIVERFQ
RT9166A-25GGLLinear Regulators (LDO)The RT9166A-25GGL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-25GGL is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA645 In StockRFQACTIVERFQ
RT9166A-25GXLinear Regulators (LDO)The RT9166A-25GX is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-25GX is currently in active production through Richtek USA's standard distribution channels.TO-243AA1.358 In StockRFQACTIVERFQ
RT9166A-25GXLLinear Regulators (LDO)The RT9166A-25GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-25GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA5.574 In Stock$0.7650ACTIVERFQ
RT9166A-33GGLinear Regulators (LDO)The RT9166A-33GG is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-33GG is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA1.798 In StockRFQACTIVERFQ
RT9166A-33GGLLinear Regulators (LDO)The RT9166A-33GGL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-261-4, TO-261AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-33GGL is currently in active production through Richtek USA's standard distribution channels.TO-261-4, TO-261AA2.528 In Stock$0.7380ACTIVERFQ
RT9166A-33GXLinear Regulators (LDO)The RT9166A-33GX is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-33GX is currently in active production through Richtek USA's standard distribution channels.TO-243AA2.832 In StockRFQACTIVERFQ
RT9166A-33GXLLinear Regulators (LDO)The RT9166A-33GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-33GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA4.662 In Stock$0.4500ACTIVERFQ
RT9166A-36GXLLinear Regulators (LDO)The RT9166A-36GXL is an LDO voltage regulator manufactured by Richtek USA. Technical highlights include -40°C ~ 85°C (TA) operating temperature; design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a TO-243AA package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the RT9166A-36GXL is currently in active production through Richtek USA's standard distribution channels.TO-243AA2.165 In StockRFQACTIVERFQ

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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