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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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ISL68233IRAZ-TINFRA AVS 2OUT/5PH DIGITAL CONTR |
0 | - |
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Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 5 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-TQFN (5x5) |
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TPS5120DBTRG4IC REG CTRLR BUCK 30TSSOP |
0 | - |
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Datasheet |
- | 30-TFSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 300kHz | 83% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 30-TSSOP |
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CS5126XDR8IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
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- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 7.7V ~ 20V | 400kHz | 82.5% | No | No | - | Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
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LT3757HMSE#TRPBFIC REG CTRLR MULT TOP 10MSOP |
0 | - |
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Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive and Negative | Boost, Flyback, SEPIC | 1 | 1 | 2.9V ~ 40V | 100kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 10-MSOP-EP |
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ISL78225ANEZ-TIC REG CTRLR BOOST 44TQFP |
0 | - |
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Datasheet |
- | 44-QFP | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 4 | 4 | 4.75V ~ 5.25V | 75kHz ~ 1MHz | 91.7% | No | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 44-MQFP (10x10) |
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UCC3808APW-2IC REG CTRLR PUSH-PULL 8TSSOP |
0 | - |
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Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Push-Pull | 2 | 1 | 4.1V ~ 15V | 194kHz | 49% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-TSSOP |
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UCC2897PWIC REG CTRLR MULT TOP 20TSSOP |
0 | - |
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Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 14.5V | 250kHz | 74% | Yes | Yes | - | Enable, On Time Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 20-TSSOP |
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LTC1772IS6#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 ~ 85°C (TA) | - | - | Surface Mount | TSOT-23-6 |
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LM3000ASQ/NOPBIC REG CTRLR BUCK 32WQFN |
0 | - |
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Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.3V ~ 5.5V | 200kHz ~ 1.5MHz | 85% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-WQFN (5x5) |
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CS51220EDR16IC REG CTRLR FWRD CONV 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 3.8V ~ 20V | 500kHz | 85% | No | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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LTC7852IUFD-1#TRPBF6-PHASE BUCK CONTROLLER DRIVES D |
0 | - |
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Datasheet |
- | 36-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 | 36-QFN (4x5) |
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LM5041BMTC/NOPBIC REG CTRLR MULT TOP 16TSSOP |
22 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 1 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Dead Time Control, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
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LM5176RHFRIC POWER REGULATOR |
0 | - |
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Datasheet |
- | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4.2V ~ 55V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-VQFN (5x4) |
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MAX1875EEG+TIC REG CTRLR BUCK 24QSOP |
0 | - |
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- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
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LTC3868EGN-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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LTC3860EUH#TRPBFIC REG CTRLR BUCK 32QFN |
0 | - |
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Datasheet |
PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 250kHz ~ 1.25MHz | 91.5% | No | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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TPS40056PWPRIC REG CTRLR BUCK 16HTSSOP |
0 | - |
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Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10V ~ 40V | 100kHz ~ 1MHz | 90% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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MIC2131-4YTSEIC REG CTRLR BUCK 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 400kHz | 80% | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-eTSSOP |
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TFS7705HIC REG CTRLR MULT TOPOLOGY 7ESIP |
0 | - |
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Datasheet |
HiperTFS™-2 | 16-SSIP, 12 Leads, Exposed Pad, Formed Leads | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 2 | 1 | Up to 11.5V | 66kHz, 132kHz | 63% | No | No | - | Enable, Reset | -40°C ~ 150°C (TJ) | - | - | Through Hole | eSIP-16F |
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XDPS3301XUMA1XDP SMPS TV/PC PG-DSO-14 |
0 | - |
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- | - | Tape & Reel (TR) | Last Time Buy | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
