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DC-DC Switching Controllers

Find DC-DC Switching Controllers from Linear, Rochester, and additional brands. 11,167 part numbers available at FPGACenter. Volume pricing, no minimum order.

Part NumberManufacturerDescriptionPackageStockPriceMOQStatus
UC3843AD-F
Rochester ElectronicsThe UC3843AD-F is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843AD-F is currently in active production through Rochester Electronics's standard distribution channels.14-SOIC (0.154", 3.90mm Width)1,800 In Stock$0.65021ACTIVE
UC3843AD1
STMicroelectronicsThe UC3843AD1 is a DC-DC switching controller manufactured by STMicroelectronics. Technical highlights include 0°C ~ 70°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 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 UC3843AD1 is no longer produced by STMicroelectronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.69301OBSOLETE
STMicroelectronicsThe UC3843AD1013TR is a DC-DC switching controller manufactured by STMicroelectronics. Technical highlights include 0°C ~ 70°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 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 UC3843AD1013TR is no longer produced by STMicroelectronics; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$1.761OBSOLETE
UC3843AD1G
Rochester ElectronicsThe UC3843AD1G 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 UC3843AD1G is currently in active production through Rochester Electronics's standard distribution channels.Check1,873 In Stock$0.44851ACTIVE
Rochester ElectronicsThe UC3843AD1R2 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°C ~ 150°C (TJ) 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 150°C (TJ). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843AD1R2 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)1,520 In Stock$4.181ACTIVE
UC3843AD2
Rochester ElectronicsThe UC3843AD2 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include -40°C ~ 150°C (TJ) 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 150°C (TJ). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843AD2 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)5,610 In Stock$1.131ACTIVE
UC3843AD8
Rochester ElectronicsThe UC3843AD8 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 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 UC3843AD8 is currently in active production through Rochester Electronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)59,520 In Stock$0.58501ACTIVE
Texas InstrumentsThe UC3843AD8G4 is a DC-DC switching controller manufactured by Texas Instruments. Technical highlights include 0°C ~ 70°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 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 UC3843AD8G4 is currently in active production through Texas Instruments's standard distribution channels.8-SOIC (0.154", 3.90mm Width)59,160 In Stock$0.58501ACTIVE
Texas InstrumentsThe UC3843AD8TRG4 is a DC-DC switching controller manufactured by Texas Instruments. Technical highlights include 0°C ~ 70°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 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 UC3843AD8TRG4 is currently in active production through Texas Instruments's standard distribution channels.8-SOIC (0.154", 3.90mm Width)13,230 In Stock$0.44871ACTIVE
UC3843ADM
MicrochipThe UC3843ADM is a DC-DC switching controller manufactured by Microchip. Technical highlights include 0°C ~ 70°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 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 UC3843ADM is no longer produced by Microchip; FPGACenter maintains verified stock sourced through certified supply chain partners.8-SOIC (0.154", 3.90mm Width)RFQ for sourcing$6.711OBSOLETE
UC3843ADR2
OnsemiThe UC3843ADR2 is a DC-DC switching controller manufactured by Onsemi. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843ADR2 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.14-SOIC (0.154", 3.90mm Width)RFQ for sourcing$2.501OBSOLETE
OnsemiThe UC3843ADR2G is a DC-DC switching controller manufactured by Onsemi. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843ADR2G is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.14-SOIC (0.154", 3.90mm Width)RFQ for sourcing$1.041OBSOLETE
UC3843ADTR
Texas InstrumentsThe UC3843ADTR is a DC-DC switching controller manufactured by Texas Instruments. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843ADTR is currently in active production through Texas Instruments's standard distribution channels.14-SOIC (0.154", 3.90mm Width)9,728 In Stock$0.20201ACTIVE
UC3843ADX
Rochester ElectronicsThe UC3843ADX 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 UC3843ADX is currently in active production through Rochester Electronics's standard distribution channels.Check6,813 In Stock$1.131ACTIVE
UC3843AM
MicrochipThe UC3843AM is a DC-DC switching controller manufactured by Microchip. Technical highlights include 0°C ~ 70°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 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 UC3843AM is no longer produced by Microchip; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$6.801OBSOLETE
UC3843AN2
Rochester ElectronicsThe UC3843AN2 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 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 UC3843AN2 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)25,205 In Stock$0.21601ACTIVE
UC3843ANG
OnsemiThe UC3843ANG is a DC-DC switching controller manufactured by Onsemi. Technical highlights include 0°C ~ 70°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 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 UC3843ANG is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.8-DIP (0.300", 7.62mm)RFQ for sourcing$1.081OBSOLETE
UC3843ANG4
Rochester ElectronicsThe UC3843ANG4 is a DC-DC switching controller manufactured by Rochester Electronics. Technical highlights include 0°C ~ 70°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 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 UC3843ANG4 is currently in active production through Rochester Electronics's standard distribution channels.8-DIP (0.300", 7.62mm)3,096 In Stock$0.53381ACTIVE
UC3843BD
OnsemiThe UC3843BD is a DC-DC switching controller manufactured by Onsemi. Technical highlights include 0°C ~ 70°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 0°C ~ 70°C (TA). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843BD is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.14-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.33121OBSOLETE
UC3843BD1
STMicroelectronicsThe UC3843BD1 is a DC-DC switching controller manufactured by STMicroelectronics. Technical highlights include 0°C ~ 70°C (TJ) 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 8-SOIC (0.154", 3.90mm Width) package and is rated for operation across 0°C ~ 70°C (TJ). Designed for battery-powered devices, portable electronics, and industrial sensors applications, the UC3843BD1 is currently in active production through STMicroelectronics's standard distribution channels.8-SOIC (0.154", 3.90mm Width)13,157 In Stock$0.25731ACTIVE
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