F

Fairchild Semiconductor

Fairchild Semiconductor is a semiconductor manufacturer producing Linear Regulators (LDO), Gate Drivers, DC-DC Switching Regulators, AC-DC Converters & Offline Switchers, PFC Controllers. FPGACenter stocks 928 Fairchild Semiconductor products with global sourcing capabilities, quality inspection, and competitive pricing. All Fairchild Semiconductor components sourced through FPGACenter are 100% original with full traceability documentation.

928
Total Parts
360
In Stock
33
Categories
360
Active
563
EOL/Obsolete

Key Product Lines

Linear Regulators (LDO)Gate DriversDC-DC Switching RegulatorsAC-DC Converters & Offline SwitchersPFC Controllers

✅ Why Source Fairchild Semiconductor from FPGACenter

FPGACenter carries 928 Fairchild Semiconductor part numbers. Submit an RFQ for volume pricing and lead time on any Fairchild Semiconductor component.

✓ 100% Original & Genuine✓ No Minimum Order✓ Quality Inspection✓ Global Shipping

Fairchild Semiconductor Product Categories

Linear Regulators (LDO) (204)Gate Drivers (130)DC-DC Switching Regulators (107)AC-DC Converters & Offline Switchers (78)PFC Controllers (63)EEPROM (58)Power Supply Controllers & Monitors (36)Specialized Power Management (26)LED Drivers (25)Battery Chargers (24)Op Amps & Instrumentation Amplifiers (24)Power Distribution Switches (20)Special Purpose ICs (18)Voltage References (16)Signal Switches, MUX & Decoders (16)DC-DC Switching Controllers (11)Analog Comparators (11)Supervisors & Reset ICs (9)Motor Drivers & Controllers (9)Programmable Timers & Oscillators (8)Gates & Inverters (6)Buffers, Drivers, Receivers & Transceivers (5)Lighting & Ballast Controllers (5)Audio Amplifiers (5)EPROM (4)Current Regulation & Management (2)V/F and F/V Converters (2)Battery Management ICs (1)Drivers, Receivers & Transceivers (1)Linear & Switching Controllers (1)Full & Half-Bridge Drivers (1)ROM & NVRAM (1)Audio Special Purpose ICs (1)

All Fairchild Semiconductor Products

Page 12 of 47
Part NumberCategoryDescriptionPackageStockPriceStatus
FAN4146ESXSpecialized Power ManagementThe FAN4146ESX is a specialized power management IC manufactured by Fairchild Semiconductor. Technical highlights include 400µA quiescent current and -25°C ~ 80°C 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 -25°C ~ 80°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the FAN4146ESX is currently in active production through Fairchild Semiconductor's standard distribution channels.SOT-23-6 Thin, TSOT-23-635.816 In Stock$0.3353ACTIVERFQ
FAN4147SXSpecialized Power ManagementThe FAN4147SX is a specialized power management IC manufactured by Fairchild Semiconductor. Technical highlights include 400µA quiescent current and -35°C ~ 85°C 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 -35°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the FAN4147SX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.SOT-23-6 Thin, TSOT-23-6RFQ for sourcing$0.4735OBSOLETERFQ
FAN4149M6XSpecialized Power ManagementThe FAN4149M6X is a specialized power management IC manufactured by Fairchild Semiconductor. Technical highlights include 500µA quiescent current and -35°C ~ 85°C 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 -35°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the FAN4149M6X is currently in active production through Fairchild Semiconductor's standard distribution channels.SOT-23-61.587 In Stock$1.44ACTIVERFQ
FAN41501SXSpecialized Power ManagementThe FAN41501SX is a specialized power management IC manufactured by Fairchild Semiconductor. Technical highlights include 450µA quiescent current and -35°C ~ 85°C 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 -35°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the FAN41501SX is currently in active production through Fairchild Semiconductor's standard distribution channels.SOT-23-6 Thin, TSOT-23-68.925 In Stock$0.3000ACTIVERFQ
FAN4174IS5XOp Amps & Instrumentation AmplifiersThe FAN4174IS5X is an instrumentation amplifier manufactured by Fairchild Semiconductor. Technical highlights include -40°C ~ 85°C operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, supply voltage, and operating temperature limits. This Surface Mount component is supplied in an SC-74A, SOT-753 package and is rated for operation across -40°C ~ 85°C. Designed for audio systems, instrumentation, and medical devices applications, the FAN4174IS5X is currently in active production through Fairchild Semiconductor's standard distribution channels.SC-74A, SOT-75354.204 In Stock$0.2900ACTIVERFQ
FAN4274IMU8XOp Amps & Instrumentation AmplifiersThe FAN4274IMU8X is an instrumentation amplifier manufactured by Fairchild Semiconductor. Technical highlights include -40°C ~ 85°C operating temperature; design review should confirm amplifier gain, bandwidth, ADC or DAC signal-chain fit, supply voltage, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for audio systems, instrumentation, and medical devices applications, the FAN4274IMU8X is currently in active production through Fairchild Semiconductor's standard distribution channels.8-TSSOP, 8-MSOP (0.118", 3.00mm Width)42.495 In Stock$0.4678ACTIVERFQ
FAN431AZXA_F081Voltage ReferencesThe FAN431AZXA_F081 is a voltage reference manufactured by Fairchild Semiconductor. Design review should confirm input voltage, output voltage, voltage threshold, LDO or supervisor behavior 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 battery-powered devices, portable electronics, and industrial sensors applications, the FAN431AZXA_F081 is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcingRFQOBSOLETERFQ
FAN431AZXA_MATSUSHIVoltage ReferencesThe FAN431AZXA_MATSUSHI is a voltage reference manufactured by Fairchild Semiconductor. Technical highlights include -25°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 Through Hole component is supplied in a TO-226-3, TO-92-3 (TO-226AA) Formed Leads package and is rated for operation across -25°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN431AZXA_MATSUSHI is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-3, TO-92-3 (TO-226AA) Formed LeadsRFQ for sourcing$0.2498OBSOLETERFQ
FAN431LZXAVoltage ReferencesThe FAN431LZXA is a voltage reference manufactured by Fairchild Semiconductor. Technical highlights include -25°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 Through Hole component is supplied in a TO-226-3, TO-92-3 (TO-226AA) Formed Leads package and is rated for operation across -25°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN431LZXA is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-3, TO-92-3 (TO-226AA) Formed LeadsRFQ for sourcing$0.3060OBSOLETERFQ
FAN4800ANYPFC ControllersThe FAN4800ANY is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800ANY is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.6722OBSOLETERFQ
FAN4800ASMYPFC ControllersThe FAN4800ASMY is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 26V supply voltage and -40°C ~ 105°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800ASMY is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
FAN4800ASMY-F116PFC ControllersThe FAN4800ASMY-F116 is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 26V supply voltage and -40°C ~ 105°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800ASMY-F116 is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
FAN4800AUMPFC ControllersThe FAN4800AUM is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 22V supply voltage and -40°C ~ 105°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800AUM is currently in active production through Fairchild Semiconductor's standard distribution channels.16-SOIC (0.154", 3.90mm Width)43.948 In Stock$0.7817ACTIVERFQ
FAN4800AUNPFC ControllersThe FAN4800AUN is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 22V supply voltage and -40°C ~ 105°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800AUN is currently in active production through Fairchild Semiconductor's standard distribution channels.16-DIP (0.300", 7.62mm)4.500 In Stock$0.6395ACTIVERFQ
FAN4800CMYPFC ControllersThe FAN4800CMY is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800CMY is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.6778OBSOLETERFQ
FAN4800CUNPFC ControllersThe FAN4800CUN is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 22V supply voltage and -40°C ~ 105°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800CUN is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$0.6778OBSOLETERFQ
FAN4800IMPFC ControllersThe FAN4800IM is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800IM is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.295", 7.50mm Width)RFQ for sourcingRFQOBSOLETERFQ
FAN4800IMXPFC ControllersThe FAN4800IMX is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Surface Mount component is supplied in a 16-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800IMX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.295", 7.50mm Width)RFQ for sourcing$3.21OBSOLETERFQ
FAN4800INPFC ControllersThe FAN4800IN is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800IN is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcingRFQOBSOLETERFQ
FAN4800IN_GPFC ControllersThe FAN4800IN_G is a switching converter manufactured by Fairchild Semiconductor. Technical highlights include 11V ~ 16.5V supply voltage and -40°C ~ 125°C operating temperature; design review should confirm input voltage, output voltage, load current, buck or boost topology when applicable, and thermal operating temperature limits. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN4800IN_G is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcingRFQOBSOLETERFQ

Frequently Asked Questions

Where can I buy Fairchild Semiconductor electronic components?

FPGACenter stocks 928 Fairchild Semiconductor part numbers with 360 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 Fairchild Semiconductor parts?

Yes. FPGACenter specializes in sourcing hard-to-find and obsolete components. We have 563 end-of-life/obsolete Fairchild Semiconductor part numbers in our database, many available from verified stock or through our global sourcing network.

What types of Fairchild Semiconductor products does FPGACenter carry?

We stock Fairchild Semiconductor products across 33 categories including Linear Regulators (LDO), Gate Drivers, DC-DC Switching Regulators, AC-DC Converters & Offline Switchers. Browse our full catalog or contact our sourcing team for any specific Fairchild Semiconductor part number.

Need Fairchild Semiconductor Components?

Submit an RFQ for competitive pricing on any Fairchild Semiconductor part. No minimum order, fast global shipping.

Request QuoteContact Sales
Get Quote