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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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MAX16932ATIS/V+IC REG CTRLR BUCK 28TQFN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN (5x5) |
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MAX16932ATIT/V+IC REG CTRLR BUCK 28TQFN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN (5x5) |
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MAX16932CATIU/V+IC REG BUCK 3.3V/5V/ADJ 28TQFN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz, 500kHz ~ 1.1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN (5x5) |
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LTC3711EGN#TRPBFIC REG CTRLR BUCK 24SSOP |
0 | - |
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Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | - | 90% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
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MAX767CAP+TIC REG CTRLR BUCK 20SSOP |
0 | - |
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Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz | 95% | Yes | Yes | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
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LM5039SQ/NOPBIC REG CTRLR HALF-BRIDGE 24WQFN |
0 | - |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 13V ~ 105V | 200kHz, 500kHz | - | Yes | Yes | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-WQFN (4x5) |
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MAX20412ATJF/V+IC REG BUCK DUAL |
0 | - |
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- |
- | 32-WFQFN Exposed Pad | Tube | Active | PWM | Step-Down | Positive | Buck | 2 | 2 | 3V ~ 5.5V | 1.1MHz, 2.2MHz | - | Yes | No | I2C | - | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 32-TQFN (5x5) |
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LTC3835EFE#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 ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP-EP |
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LTC3835EUFD#TRPBFIC REG CTRLR BUCK 20QFN |
0 | - |
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Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x5) |
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UCC2895QDWRQ1IC OFFLINE SW FULL-BRDG 20SOIC |
0 | - |
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Datasheet |
- | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-SOIC |
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LT1737IS#TRPBFIC REG CTRLR FLYBACK 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 4.1V ~ 20V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SO |
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LT1725IS#TRPBFIC REG CTRLR FLYBACK 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 9.7V ~ 22V | 90kHz ~ 115kHz | 90% | No | No | - | Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SO |
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LM25116MHIC REG CTRLR BUCK 20TSSOP |
0 | - |
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Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 6V ~ 42V | 50kHz ~ 1MHz | - | Yes | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-HTSSOP |
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XDPP1140100BXUMA1CONTROLLER |
0 | - |
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- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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LT8603JUJ#TRPBF42V, L IQ, 4X OUT 3X MONO BUCK C |
0 | - |
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Datasheet |
- | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 3V ~ 42V | 250kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
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TPS43330AQDAPRQ1IC REG CTRLR BUCK/BOOST 38HTSSOP |
0 | - |
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Datasheet |
- | 38-PowerTSSOP (0.240", 6.10mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 4V ~ 40V | 150kHz ~ 600kHz | 90%, 98.75% | Yes | Yes | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 38-HTSSOP |
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ISL68226IRAZINFRA 3OUT/8PH DIGITAL CONTROLLE |
0 | - |
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Datasheet |
- | 60-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 3 | 8 | 3.135V ~ 3.465V | 200kHz ~ 2MHz | - | No | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 60-QFN (7x7) |
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LTC3814IFE-5#TRPBFIC REG CTRLR BOOST 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.35V ~ 14V | - | - | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
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LTC3839IUH#TRPBFIC REG CTRLR BUCK 32QFN |
0 | - |
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Datasheet |
PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
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LTC3838IUHF-2#TRPBFIC REG CTRLR BUCK 38QFN |
0 | - |
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Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (5x7) |
