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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

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

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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 5209 of 5325
Part NumberCategoryDescriptionPackageStockPriceStatus
UCC29421NDC-DC Switching ControllersThe UCC29421N is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°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 Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UCC29421N is currently in active production through Rochester Electronics's standard distribution channels.16-DIP (0.300", 7.62mm)11,202 In Stock$3.63ACTIVERFQ
UCC29421NG4DC-DC Switching ControllersThe UCC29421NG4 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°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 Through Hole component is supplied in a 16-DIP (0.300", 7.62mm) package and is rated for operation across -40°C ~ 85°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UCC29421NG4 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-DIP (0.300", 7.62mm)RFQ for sourcing$3.43OBSOLETERFQ
UCC29421PWDC-DC Switching ControllersThe UCC29421PW is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°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 16-TSSOP (0.173", 4.40mm 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 UCC29421PW is currently in active production through Rochester Electronics's standard distribution channels.16-TSSOP (0.173", 4.40mm Width)53,191 In Stock$7.03ACTIVERFQ
UCC2946PWSupervisors & Reset ICsThe UCC2946PW is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Push-Pull, Totem Pole output type, Adjustable/Selectable voltage threshold, 1 monitored voltage, 140ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the UCC2946PW is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)7,557 In Stock$2.82ACTIVERFQ
UCC2946PWG4Supervisors & Reset ICsThe UCC2946PWG4 is a voltage supervisor manufactured by Rochester Electronics. Key technical specifications include Push-Pull, Totem Pole output type, Adjustable/Selectable voltage threshold, 1 monitored voltage, 140ms Minimum reset timeout, and -40°C ~ 85°C (TA) operating temperature; design review should also confirm input voltage, output voltage, and voltage threshold. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C (TA). Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the UCC2946PWG4 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)2,022 In Stock$8.12ACTIVERFQ
UCC2960DAC-DC Converters & Offline SwitchersThe UCC2960D is an AC-DC converter manufactured by Rochester Electronics. Technical highlights include -55°C ~ 150°C (TJ) 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -55°C ~ 150°C (TJ). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UCC2960D is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)7,215 In Stock$2.02ACTIVERFQ
UCC2960PAC-DC Converters & Offline SwitchersThe UCC2960P is an AC-DC converter manufactured by Rochester Electronics. Technical highlights include -55°C ~ 150°C (TJ) 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 -55°C ~ 150°C (TJ). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UCC2960P 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$1.79OBSOLETERFQ
UCC2961DDC-DC Switching ControllersThe UCC2961D is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°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 14-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 UCC2961D is currently in active production through Rochester Electronics's standard distribution channels.14-SOIC (0.154", 3.90mm Width)16,740 In Stock$2.70ACTIVERFQ
UCC2972PWLighting & Ballast ControllersThe UCC2972PW is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 20V supply voltage and -40°C ~ 85°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for motor control, LED lighting, and display backlight applications, the UCC2972PW is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)26,215 In Stock$6.69ACTIVERFQ
UCC2973PWLighting & Ballast ControllersThe UCC2973PW is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 20V supply voltage and -40°C ~ 85°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for motor control, LED lighting, and display backlight applications, the UCC2973PW is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)47,034 In Stock$5.94ACTIVERFQ
UCC2973PWG4Lighting & Ballast ControllersThe UCC2973PWG4 is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 4.5V ~ 20V supply voltage and -40°C ~ 85°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for motor control, LED lighting, and display backlight applications, the UCC2973PWG4 is currently in active production through Rochester Electronics's standard distribution channels.8-TSSOP (0.173", 4.40mm Width)1,561 In Stock$33.42ACTIVERFQ
UCC2974PWLighting & Ballast ControllersThe UCC2974PW is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 12V supply voltage and -40°C ~ 85°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a standard package and is rated for operation across -40°C ~ 85°C. Designed for motor control, LED lighting, and display backlight applications, the UCC2974PW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.RFQ for sourcing$1.16OBSOLETERFQ
UCC2975PWSpecialized Power ManagementThe UCC2975PW is a specialized power management IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 13.5V input voltage, 1mA quiescent current, and -40°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and load current. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the UCC2975PW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$4.94OBSOLETERFQ
UCC2976PWSpecialized Power ManagementThe UCC2976PW is a specialized power management IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 13.5V input voltage, 1mA quiescent current, and -40°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and load current. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the UCC2976PW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$5.38OBSOLETERFQ
UCC2977PWSpecialized Power ManagementThe UCC2977PW is a specialized power management IC manufactured by Rochester Electronics. Key technical specifications include 3V ~ 13.5V input voltage, 1mA quiescent current, and -40°C ~ 85°C operating temperature; design review should also confirm input voltage, output voltage, and load current. This Surface Mount component is supplied in a 8-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for automotive electronics, industrial automation, and telecommunications equipment applications, the UCC2977PW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$5.10OBSOLETERFQ
UCC29900PWDC-DC Switching ControllersThe UCC29900PW is a DC-DC switching controller manufactured by Rochester Electronics. 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 - 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 UCC29900PW is currently in active production through Rochester Electronics's standard distribution channels.8,208 In Stock$1.91ACTIVERFQ
UCC29900PWRDC-DC Switching ControllersThe UCC29900PWR is a DC-DC switching controller manufactured by Rochester Electronics. 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 - 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 UCC29900PWR is currently in active production through Rochester Electronics's standard distribution channels.7,200 In Stock$1.81ACTIVERFQ
UCC29910APWPFC ControllersThe UCC29910APW is a switching converter manufactured by Rochester Electronics. Technical highlights include 3V ~ 3.6V 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 14-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 105°C. Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UCC29910APW is currently in active production through Rochester Electronics's standard distribution channels.14-TSSOP (0.173", 4.40mm Width)1,860 In Stock$2.13ACTIVERFQ
UCC3305DWLighting & Ballast ControllersThe UCC3305DW is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 5V ~ 18V supply voltage and 0°C ~ 70°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Surface Mount component is supplied in a 28-SOIC (0.295", 7.50mm Width) package and is rated for operation across 0°C ~ 70°C. Designed for motor control, LED lighting, and display backlight applications, the UCC3305DW is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-SOIC (0.295", 7.50mm Width)RFQ for sourcing$10.74OBSOLETERFQ
UCC3305NLighting & Ballast ControllersThe UCC3305N is a motor driver IC manufactured by Rochester Electronics. Technical highlights include 5V ~ 18V supply voltage and 0°C ~ 70°C operating temperature; design review should confirm drive current, MOSFET or LED load compatibility, input voltage, package fit, and operating temperature limits. This Through Hole component is supplied in a 28-DIP (0.600", 15.24mm) package and is rated for operation across 0°C ~ 70°C. Designed for motor control, LED lighting, and display backlight applications, the UCC3305N is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.28-DIP (0.600", 15.24mm)RFQ for sourcing$10.31OBSOLETERFQ

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.

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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.

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