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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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LTC3858EUH-2#PBFIC REG CTRLR BUCK 32QFN |
0 | - |
|
Datasheet |
PolyPhase® | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99% | Yes | No | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
MAX15159ATJ+IC FLYBACK CONTROLLER TQFN |
487 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tray | Active | - | - | Positive or Negative, Isolation Capable | Buck | 1 | 1 | 8.5V ~ 14V | 120kHz ~ 1MHz | - | Yes | Yes | - | Current Limit | -40°C ~ 125°C | - | - | Surface Mount | 32-TQFN (5x5) |
|
XDPE192C3B0000XUMA1IFX PRIMARION CNTRLLER |
2,992 | - |
|
- |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LTC3703IG-5#PBFIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.1V ~ 15V | 100kHz ~ 600kHz | 93% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-SSOP |
|
KTB1095EYAA-TESYNCHRONOUS FLYBACK CONTROLLER W |
1,000 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5V ~ 80V | 100kHz ~ 700kHz | - | Yes | No | - | Dead Time Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOP |
|
MAX16990ATCD/VY+T36V BOOST 1 MHZ IN UMAX OR TQFN |
2,500 | - |
|
Datasheet |
- | 12-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 220kHz ~ 1MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 12-TQFN-SW (3x3) |
|
MPQ4214GU-12-AEC1-Z40V, SYNCHRONOUS BUCK-BOOST CONT |
4,879 | - |
|
Datasheet |
- | 27-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 5V ~ 40V | 200kHz, 300kHz, 400kHz, 600kHz | - | Yes | No | I2C | Current Limit, Dead Time Control, Dimming, Enable, Power Good, Slew Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 27-QFN (5x5) |
|
LTC3862HGN-1#PBFIC REG CTRLR BOOST/SEPIC 24SSOP |
0 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 8.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-SSOP |
|
LTC3862HGN-2#PBFIC REG CTRLR BOOST/SEPIC 24SSOP |
0 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 2 | 2 | 5.5V ~ 36V | 75kHz ~ 500kHz | 96% | No | Yes | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 24-SSOP |
|
MAX16990ATEF/V+36V BOOST, 1 MHZ, IN UMAX OR TQF |
1,000 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 100kHz ~ 1MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TQFN (3x3) |
|
MAX16992ATEF/V+36V BOOST, 2 MHZ, IN UMAX OR TQF |
1,000 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 1MHz ~ 2.5MHz | 85% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TQFN (3x3) |
|
LM5119PSQX/NOPBIC REG CTRLR BUCK 32WQFN |
4,275 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.5V ~ 65V | 50kHz ~ 750kHz | - | Yes | No | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-WQFN (5x5) |
|
MAX16933CATIS/VY+2.2MHZ, 36V, DUAL BUCK |
0 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tray | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN-EP (5x5) |
|
LTC3737EGN#PBFIC REG CTRLR BUCK 24SSOP |
0 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 9.8V | 300kHz ~ 750kHz | 100% | Yes | Yes | - | Current Limit, Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-SSOP |
|
LTC3858IUFD-1#PBFIC REG CTRLR BUCK 28QFN |
0 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 38V | 105kHz ~ 835kHz, 350kHz ~ 535kHz | 99.4% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-QFN (4x5) |
|
LTC3727LXEG-1#PBFIC REG CTRLR BUCK 28SSOP |
0 | - |
|
Datasheet |
- | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 28V | 255kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3874EUF-1#PBFIC REG CTRLR BUCK 24QFN |
52 | - |
|
Datasheet |
PolyPhase® | 24-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 1MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (4x4) |
|
MAX5069CAUE+IC REG CTRLR FWRD CONV 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 10.8V ~ 24V | 25kHz ~ 1.25MHz | 100% | No | Yes | - | Dead Time Control, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
MAX16992ATED/V+36V BOOST, 2 MHZ, IN UMAX OR TQF |
1,050 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Strip | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, SEPIC | 1 | 1 | 4.5V ~ 36V | 1MHz ~ 2.5MHz | 85% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-TQFN (3x3) |
|
MAX16933CATIR/VY+2.2MHZ, 36V, DUAL BUCK |
0 | - |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 200kHz ~ 1MHz | 98.5% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 28-TQFN-EP (5x5) |
