Hard-to-find, EOL, and shortage parts24h target RFQ responseInspection, traceability, and alternate sourcing
R

Rochester Electronics

📍 Newburyport, Massachusetts, USA📅 Est. 1981🔗 Official Site →

Rochester Electronics is the world's largest authorized distributor of end-of-life (EOL) semiconductors, providing a continuous source of supply for critical applications. Rochester is authorized by over 70 semiconductor manufacturers to continue the supply of their discontinued products with full manufacturer quality and traceability.

106,490
Total Parts
75,392
In Stock
101
Categories
75,398
Active
30,906
EOL/Obsolete

Key Product Lines

End-of-Life SemiconductorsObsolete ComponentsLicensed ManufacturingLong-Term SupplyDrop-In ReplacementsMilitary/Aerospace Grade

✅ Why Source Rochester Electronics from FPGACenter

Rochester Electronics authorized parts available through FPGACenter. Military and aerospace obsolete components with full traceability.

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

Rochester Electronics Product Categories

Microcontrollers (MCU) (9283)Op Amps & Instrumentation Amplifiers (6708)Specialized ICs (6550)Buffers, Drivers, Receivers & Transceivers (6085)Gates & Inverters (5995)Linear Regulators (LDO) (5541)Drivers, Receivers & Transceivers (5534)SRAM (4418)Supervisors & Reset ICs (4368)ADC - Analog to Digital Converters (3457)Signal Switches, MUX & Decoders (3324)DAC - Digital to Analog Converters (2917)Flip-Flops (2474)Analog Switches & Multiplexers (2152)DC-DC Switching Controllers (1924)DC-DC Switching Regulators (1829)Clock Generators, PLLs & Synthesizers (1550)DSP - Digital Signal Processors (1474)Voltage References (1430)Counters & Dividers (1410)Microprocessors (MPU) (1145)EEPROM (1096)Shift Registers (1011)Specialized Power Management (1007)General Memory ICs (993)Digital Potentiometers (984)Audio Amplifiers (948)Gate Drivers (899)Latches (899)FPGAs (783)Telecom ICs (779)FIFO Memory (747)Power Distribution Switches (653)Interface Controllers (651)Analog Comparators (636)PLDs - Programmable Logic Devices (604)Linear Regulator Controllers (581)AC-DC Converters & Offline Switchers (574)Special Purpose ICs (570)ADC/DAC - Special Purpose (555)CPLDs (540)LED Drivers (540)Motor Drivers & Controllers (534)Flash Memory (476)Translators & Level Shifters (467)Specialty Logic (448)Video Processing ICs (414)Clock Buffers & Drivers (407)Delay Lines (389)Battery Management ICs (372)Audio Special Purpose ICs (370)Video Amplifiers (365)Logic Comparators (306)Analog Switches - Special Purpose (301)Hot Swap Controllers (270)Display Drivers (268)Audio CODECs (251)Encoders, Decoders & Converters (245)Battery Chargers (243)Special Purpose Amplifiers (228)Real-Time Clocks (RTC) (218)UARTs (217)Programmable Timers & Oscillators (217)Active Filters (213)Multivibrators (207)PFC Controllers (194)Power Supply Controllers & Monitors (193)Full & Half-Bridge Drivers (178)Analog Multipliers & Dividers (177)I/O Expanders (175)ROM & NVRAM (171)Parity Generators & Checkers (170)Serializers & Deserializers (164)Sensor & Detector Interfaces (160)Application Specific Processors (155)Linear & Switching Controllers (142)Analog Front End (AFE) (135)Modems (128)Universal Bus Functions (121)EPROM (107)Lighting & Ballast Controllers (103)Thermal Management ICs (102)Signal Terminators (96)System On Chip (SoC) (91)Current Regulation & Management (84)Energy Metering ICs (72)RMS to DC Converters (60)Configuration PROMs for FPGAs (52)Touch Screen Controllers (51)Capacitive Touch Sensors (51)FRAM & MRAM (50)Laser Drivers (48)Signal Buffers, Repeaters & Splitters (47)PoE Controllers (39)V/F and F/V Converters (35)Direct Digital Synthesis (DDS) (32)DRAM & SDRAM (27)OR Controllers & Ideal Diodes (24)MCU, MPU & FPGA Modules (5)Voice Record & Playback (5)Interface Modules (2)

All Rochester Electronics Products

Page 4924 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
TL431BQLPE3Voltage ReferencesThe TL431BQLPE3 is a voltage reference manufactured by Rochester Electronics. Technical highlights include -40°C ~ 125°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 -40°C ~ 125°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431BQLPE3 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-3, TO-92-3 (TO-226AA)RFQ for sourcing$0.1755OBSOLETERFQ
TL431BVPVoltage ReferencesThe TL431BVP is a voltage reference manufactured by Rochester Electronics. Technical highlights include -40°C ~ 125°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 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 125°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431BVP is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcingRFQOBSOLETERFQ
TL431BVPGVoltage ReferencesThe TL431BVPG is a voltage reference manufactured by Rochester Electronics. Technical highlights include -40°C ~ 125°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 8-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 125°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431BVPG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$0.5923OBSOLETERFQ
TL431CDVoltage ReferencesThe TL431CD is a voltage reference manufactured by Rochester Electronics. 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 TL431CD is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcingRFQOBSOLETERFQ
TL431CDGVoltage ReferencesThe TL431CDG is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CDG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.1769OBSOLETERFQ
TL431CKTPRVoltage ReferencesThe TL431CKTPR is a voltage reference manufactured by Rochester Electronics. 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 Surface Mount component is supplied in a TO-252-3, DPak (2 Leads + Tab), SC-63 package suitable for both prototyping and production builds. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CKTPR is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-252-3, DPak (2 Leads + Tab), SC-63RFQ for sourcing$0.0878OBSOLETERFQ
TL431CLPVoltage ReferencesThe TL431CLP is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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-226-2, TO-92-2 (TO-226AC) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CLP is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-2, TO-92-2 (TO-226AC)RFQ for sourcing$0.0697OBSOLETERFQ
TL431CLP5Linear Regulators (LDO)The TL431CLP5 is an LDO voltage regulator manufactured by Rochester Electronics. 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 TL431CLP5 is currently in active production through Rochester Electronics's standard distribution channels.6,000 In Stock$0.0878ACTIVERFQ
TL431CLPGVoltage ReferencesThe TL431CLPG is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 Long Body package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CLPG is currently in active production through Rochester Electronics's standard distribution channels.TO-226-3, TO-92-3 Long Body52,800 In Stock$0.0846ACTIVERFQ
TL431CLPM5Voltage ReferencesThe TL431CLPM5 is a voltage reference manufactured by Rochester Electronics. 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 TL431CLPM5 is currently in active production through Rochester Electronics's standard distribution channels.14,254 In Stock$0.1365ACTIVERFQ
TL431CLPRPVoltage ReferencesThe TL431CLPRP is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 Long Body (Formed Leads) package and is rated for operation across 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CLPRP is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-3, TO-92-3 Long Body (Formed Leads)RFQ for sourcing$0.1267OBSOLETERFQ
TL431CLPXVoltage ReferencesThe TL431CLPX is a voltage reference manufactured by Rochester Electronics. 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 TL431CLPX is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.TO-226-3, TO-92-3 (TO-226AA) Formed LeadsRFQ for sourcing$0.0713OBSOLETERFQ
TL431CPGVoltage ReferencesThe TL431CPG is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 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 TL431CPG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$0.3413OBSOLETERFQ
TL431CPKE6Voltage ReferencesThe TL431CPKE6 is a voltage reference manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431CPKE6 is currently in active production through Rochester Electronics's standard distribution channels.TO-243AA6,705 In Stock$0.3960ACTIVERFQ
TL431IDE4Voltage ReferencesThe TL431IDE4 is a voltage reference manufactured by Rochester Electronics. 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431IDE4 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)20,400 In Stock$0.1782ACTIVERFQ
TL431IDGVoltage ReferencesThe TL431IDG is a voltage reference manufactured by Rochester Electronics. 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431IDG is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.1391OBSOLETERFQ
TL431IDG4Voltage ReferencesThe TL431IDG4 is a voltage reference manufactured by Rochester Electronics. 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431IDG4 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)1,550 In Stock$0.2975ACTIVERFQ
TL431ILPR5Voltage ReferencesThe TL431ILPR5 is a voltage reference manufactured by Rochester Electronics. 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 TL431ILPR5 is currently in active production through Rochester Electronics's standard distribution channels.12,370 In Stock$0.0412ACTIVERFQ
TL431ILPRPGVoltage ReferencesThe TL431ILPRPG is a voltage reference manufactured by Rochester Electronics. 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 Through Hole component is supplied in a TO-226-3, TO-92-3 (TO-226AA) Formed Leads package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the TL431ILPRPG is currently in active production through Rochester Electronics's standard distribution channels.TO-226-3, TO-92-3 (TO-226AA) Formed Leads5,979 In Stock$0.6930ACTIVERFQ
TL431MFDTVoltage ReferencesThe TL431MFDT is a voltage reference manufactured by Rochester Electronics. 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 TL431MFDT is currently in active production through Rochester Electronics's standard distribution channels.2,972 In Stock$0.4460ACTIVERFQ

Frequently Asked Questions

Where can I buy Rochester Electronics electronic components?

FPGACenter lists 106,490 Rochester Electronics part numbers with 75,392 currently in stock. Submit an RFQ for availability, lead time, and pricing.

Can I still get obsolete Rochester Electronics parts?

Yes. FPGACenter specializes in sourcing hard-to-find and obsolete components. We have 30,906 end-of-life/obsolete Rochester Electronics part numbers in our database, many available from verified stock or through our global sourcing network.

What types of Rochester Electronics products does FPGACenter carry?

We list Rochester Electronics products across 101 categories including End-of-Life Semiconductors, Obsolete Components, Licensed Manufacturing, Long-Term Supply. Browse our full catalog or contact our sourcing team for any specific Rochester Electronics part number.

Need Rochester Electronics Components?

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

Request QuoteContact Sales
Get Quote