| KA339ADTF | Analog Comparators | The KA339ADTF is an analog comparator manufactured by Fairchild Semiconductor. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Surface Mount component is supplied in a 14-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for instrumentation, medical devices, and audio systems applications, the KA339ADTF is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 14-SOIC (0.154", 3.90mm Width) | RFQ for sourcing | $0.2674 | OBSOLETE | RFQ |
| KA339DTF | Analog Comparators | The KA339DTF is an analog comparator manufactured by Fairchild Semiconductor. Design review should confirm ADC or DAC signal-chain requirements, channel count, resolution, supply voltage, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This Surface Mount component is supplied in a 14-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for instrumentation, medical devices, and audio systems applications, the KA339DTF is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 14-SOIC (0.154", 3.90mm Width) | RFQ for sourcing | $0.2674 | OBSOLETE | RFQ |
| KA3403D | Op Amps & Instrumentation Amplifiers | The KA3403D is an instrumentation amplifier manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°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 14-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for audio systems, instrumentation, and medical devices applications, the KA3403D is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 14-SOIC (0.154", 3.90mm Width) | RFQ for sourcing | $0.7000 | OBSOLETE | RFQ |
| KA34063A | DC-DC Switching Regulators | The KA34063A is a DC-DC converter manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°C (TA) 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 8-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA34063A is currently in active production through Fairchild Semiconductor's standard distribution channels. | 8-DIP (0.300", 7.62mm) | 14.520 In Stock | $0.4765 | ACTIVE | RFQ |
| KA350 | Linear Regulators (LDO) | The KA350 is an LDO voltage regulator manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 125°C 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-220-3 package and is rated for operation across 0°C ~ 125°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA350 is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | TO-220-3 | RFQ for sourcing | RFQ | OBSOLETE | RFQ |
| KA3501 | Power Supply Controllers & Monitors | The KA3501 is a voltage supervisor manufactured by Fairchild Semiconductor. Key technical specifications include 5V ~ 32V input voltage, 3 mA quiescent current, and 0°C ~ 70°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 14-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the KA3501 is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 14-DIP (0.300", 7.62mm) | RFQ for sourcing | $0.2259 | OBSOLETE | RFQ |
| KA3505 | Power Supply Controllers & Monitors | The KA3505 is a voltage supervisor manufactured by Fairchild Semiconductor. Key technical specifications include 15V ~ 30V input voltage, 5 mA quiescent current, and -25°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -25°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the KA3505 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 | $1.21 | OBSOLETE | RFQ |
| KA378R05TSTU | Linear Regulators (LDO) | The KA378R05TSTU is an LDO voltage regulator manufactured by Fairchild Semiconductor. Technical highlights include -20°C ~ 80°C 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-220-4 Full Pack package and is rated for operation across -20°C ~ 80°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA378R05TSTU is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | TO-220-4 Full Pack | RFQ for sourcing | RFQ | OBSOLETE | RFQ |
| KA3842AES | AC-DC Converters & Offline Switchers | The KA3842AES is an AC-DC converter manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°C (TA) 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 8-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA3842AES is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 8-DIP (0.300", 7.62mm) | RFQ for sourcing | $1.52 | OBSOLETE | RFQ |
| KA3845B | AC-DC Converters & Offline Switchers | The KA3845B is an AC-DC converter manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°C (TA) 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 8-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA3845B is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 8-DIP (0.300", 7.62mm) | RFQ for sourcing | $0.3546 | OBSOLETE | RFQ |
| KA3846 | AC-DC Converters & Offline Switchers | The KA3846 is an AC-DC converter manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°C (TA) 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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA3846 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 | RFQ | OBSOLETE | RFQ |
| KA3882C | AC-DC Converters & Offline Switchers | The KA3882C is an AC-DC converter manufactured by Fairchild Semiconductor. Technical highlights include 0°C ~ 70°C (TA) 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 8-DIP (0.300", 7.62mm) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA3882C is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 8-DIP (0.300", 7.62mm) | RFQ for sourcing | $1.20 | OBSOLETE | RFQ |
| KA431AZBU | Voltage References | The KA431AZBU 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) package and is rated for operation across -25°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA431AZBU is currently in active production through Fairchild Semiconductor's standard distribution channels. | TO-226-3, TO-92-3 (TO-226AA) | 32.470 In Stock | $0.0691 | ACTIVE | RFQ |
| KA431AZTA | Voltage References | The KA431AZTA 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 KA431AZTA is currently in active production through Fairchild Semiconductor's standard distribution channels. | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | 43.661 In Stock | $0.1031 | ACTIVE | RFQ |
| KA431AZTA_F081 | Voltage References | The KA431AZTA_F081 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 KA431AZTA_F081 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 Leads | RFQ for sourcing | RFQ | OBSOLETE | RFQ |
| KA431LDTF | Voltage References | The KA431LDTF 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 Surface Mount component is supplied in a 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -25°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the KA431LDTF is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | 8-SOIC (0.154", 3.90mm Width) | RFQ for sourcing | $0.3899 | OBSOLETE | RFQ |
| KA431LZTA | Voltage References | The KA431LZTA 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 KA431LZTA is currently in active production through Fairchild Semiconductor's standard distribution channels. | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | 3.138 In Stock | $37.58 | ACTIVE | RFQ |
| KA431LZTA_F065 | Voltage References | The KA431LZTA_F065 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 KA431LZTA_F065 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 Leads | RFQ for sourcing | $0.2598 | OBSOLETE | RFQ |
| KA431LZTA_F081 | Voltage References | The KA431LZTA_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 KA431LZTA_F081 is no longer produced by Fairchild Semiconductor; FPGACenter maintains verified stock sourced through certified supply chain partners. | — | RFQ for sourcing | RFQ | OBSOLETE | RFQ |
| KA431SAMF2TF | Voltage References | The KA431SAMF2TF 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 Surface Mount component is supplied in an SOT-23-3 Flat 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 KA431SAMF2TF is currently in active production through Fairchild Semiconductor's standard distribution channels. | SOT-23-3 Flat Leads | 7.001 In Stock | $0.1545 | ACTIVE | RFQ |