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0755-82798135DC DC Switching Controllers
DC DC Switching Controllers
DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.
TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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TPS40090RHDRIC REG CTRLR BUCK 28VQFN |
0 | - |
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Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.5V ~ 15V | 100kHz ~ 1.2MHz | 87.5% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-VQFN (5x5) |
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TPS40090PWRIC REG CTRLR BUCK 24TSSOP |
0 | - |
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Datasheet |
- | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.5V ~ 15V | 100kHz ~ 1.2MHz | 87.5% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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MAX1876AEEG+TIC REG CTRLR BUCK 24QSOP |
0 | - |
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- |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
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UCC35702PWTRG4IC REG CTRLR MULT TOP 14TSSOP |
0 | - |
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Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.8V ~ 15V | 100kHz | 99% | No | Yes | - | Current Limit, Frequency Control, Sequencing, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-TSSOP |
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LTC1772HS6#TRPBFIC REG CTRLR MULT TOP SOT23-6 |
0 | - |
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Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 2.5V ~ 9.8V | 550kHz | 100% | No | No | - | Enable | -40°C ~ 140°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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MIC2198YML-TRIC REG CTRLR BUCK 12MLF |
0 | - |
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Datasheet |
- | 12-VFDFN Exposed Pad, 12-MLF® | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 500kHz | 76% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-MLF™ (4x4) |
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TPS40425RHARIC REG CTRLR BUCK PMBUS 40VQFN |
0 | - |
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Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 20V | 200kHz ~ 1.5MHz | - | Yes | Yes | PMBus | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-VQFN (6x6) |
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NCV891930MW01AR2GIC CTLR SYNC BUCK 24QFNW |
0 | - |
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Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 37V | 2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start, Sync | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 24-QFNW (4x4) |
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ISL8120CRZ-TIC REG CTRLR BUCK 32QFN |
0 | - |
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Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.6V | 150kHz ~ 1.5MHz | 90% | Yes | Yes | - | Current Limit, Enable, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3868IGN-1#TRPBFIC REG CTRLR BUCK 28SSOP |
0 | - |
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Datasheet |
- | 28-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 24V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
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TPS53125PWRIC REG CTRLR BUCK 24TSSOP |
0 | - |
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Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
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UC2825AQDWRQ1IC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8.4V ~ 22V | 400kHz ~ 1MHz | 85% | No | No | - | Current Limit, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-SOIC |
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MAX15003ATM+TIC REG CTRLR BUCK 48TQFN |
0 | - |
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- | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 5.5V ~ 23V | 200kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-TQFN (7x7) |
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MAX20048ATGD/VY+TIC 40V BUCK BOOST CONTR 24TQFN |
0 | - |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 2V ~ 40V | 220kHz ~ 2.2MHz | - | Yes | Yes | - | - | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 24-SWTQFN (4x4) |
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CS5301GDW32IC REG CTRLR BUCK 32SOIC |
0 | - |
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Datasheet |
- | 32-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 3 | 3 | 4.3V ~ 20V | 250kHz ~ 800kHz | - | Yes | No | - | Current Limit, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-SOIC |
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UC3847DWTRIC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull | 2 | 1 | 6.95V ~ 40V | 500kHz | 50% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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LTC7852ERHE#TRPBF6-PHASE BUCK CONTROLLER DRIVES D |
0 | - |
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Datasheet |
- | 48-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 6 | 4.5V ~ 5.5V | 200kHz ~ 1.2MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 48-GQFN (5x6) |
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MIC2129T-E/U3B100V, SYNCH BUCK CONTROLLER W/ A |
0 | - |
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Datasheet |
- | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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MAX776CSA+TIC REG CTRLR BUCK-BOOST 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Negative | Buck-Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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LTC3807IFE#TRPBFIC REG CTRLR BUCK 20TSSOP |
0 | - |
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Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 38V | 50kHz ~ 900kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP-EP |
