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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.

✓ Originality review✓ 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 18 of 47
Part NumberCategoryDescriptionPackageStockPriceStatus
FAN53870UC00XLinear Regulators (LDO)The FAN53870UC00X is an LDO voltage regulator 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 FAN53870UC00X is currently in active production through Fairchild Semiconductor's standard distribution channels.47.301 In Stock$0.5334ACTIVERFQ
FAN53880UC001XDC-DC Switching RegulatorsThe FAN53880UC001X is a DC-DC converter manufactured by Fairchild Semiconductor. Design review should confirm input voltage, output voltage, load current, buck or boost 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 battery-powered devices, portable electronics, and industrial sensors applications, the FAN53880UC001X is currently in active production through Fairchild Semiconductor's standard distribution channels.7.682 In Stock$1.13ACTIVERFQ
FAN53880UC002XLinear & Switching ControllersThe FAN53880UC002X is a switch IC manufactured by Fairchild Semiconductor. Technical highlights include 1.9V ~ 5.5V supply voltage; design review should confirm switching current, MOSFET behavior, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 25-UFBGA, WLCSP package suitable for both prototyping and production builds. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the FAN53880UC002X is currently in active production through Fairchild Semiconductor's standard distribution channels.25-UFBGA, WLCSP13.601 In Stock$1.42ACTIVERFQ
FAN5400UCXBattery ChargersThe FAN5400UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5400UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.5468OBSOLETERFQ
FAN54013BUCXBattery ChargersThe FAN54013BUCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54013BUCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcingRFQOBSOLETERFQ
FAN54015BUCXBattery ChargersThe FAN54015BUCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54015BUCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcingRFQOBSOLETERFQ
FAN54015BUCX-FSBattery ChargersThe FAN54015BUCX-FS is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54015BUCX-FS is currently in active production through Fairchild Semiconductor's standard distribution channels.20-UFBGA, WLCSP1.941 In Stock$1.06ACTIVERFQ
FAN54015UCXBattery ChargersThe FAN54015UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54015UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.5315OBSOLETERFQ
FAN54020UCXBattery ChargersThe FAN54020UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 25-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54020UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.25-UFBGA, WLCSPRFQ for sourcing$0.2974OBSOLETERFQ
FAN5402UCXBattery ChargersThe FAN5402UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5402UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.5707OBSOLETERFQ
FAN5403BUCXBattery ChargersThe FAN5403BUCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5403BUCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.3804OBSOLETERFQ
FAN5403UCXBattery ChargersThe FAN5403UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5403UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.3804OBSOLETERFQ
FAN54046UCXBattery ChargersThe FAN54046UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 25-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54046UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.25-UFBGA, WLCSPRFQ for sourcing$0.7610OBSOLETERFQ
FAN54047UCXBattery ChargersThe FAN54047UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 25-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54047UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.25-UFBGA, WLCSPRFQ for sourcing$0.6895OBSOLETERFQ
FAN5404UCXBattery ChargersThe FAN5404UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5404UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.4517OBSOLETERFQ
FAN54053UCXBattery ChargersThe FAN54053UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 25-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54053UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.25-UFBGA, WLCSPRFQ for sourcing$0.3102OBSOLETERFQ
FAN5405BUCXBattery ChargersThe FAN5405BUCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5405BUCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.20-UFBGA, WLCSPRFQ for sourcing$0.4517OBSOLETERFQ
FAN5405BUCX-ONBattery ChargersThe FAN5405BUCX-ON is a battery charger IC manufactured by Fairchild Semiconductor. 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 standard mount 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 FAN5405BUCX-ON is currently in active production through Fairchild Semiconductor's standard distribution channels.9.000 In Stock$0.4644ACTIVERFQ
FAN5405UCX-ONBattery ChargersThe FAN5405UCX-ON is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -30°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 20-UFBGA, WLCSP package and is rated for operation across -30°C ~ 85°C (TA). Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN5405UCX-ON is currently in active production through Fairchild Semiconductor's standard distribution channels.20-UFBGA, WLCSP23.273 In Stock$0.6372ACTIVERFQ
FAN54110UCXBattery ChargersThe FAN54110UCX is a battery charger IC manufactured by Fairchild Semiconductor. Technical highlights include -40°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 a 15-UFBGA, WLCSP package and is rated for operation across -40°C ~ 85°C. Designed for industrial automation, consumer electronics, and telecommunications infrastructure applications, the FAN54110UCX is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners.15-UFBGA, WLCSPRFQ for sourcing$1.65OBSOLETERFQ

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.

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