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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
NCP81270DMNTXGSINGLE-PHASE VOLTAGE REGULATOR F |
7,994 | - |
|
- |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | Positive | - | 1 | 1 | 4.5V ~ 21V | Up to 600kHz | - | No | No | - | - | - | - | - | Surface Mount | 20-QFN (4x4) |
|
MAX16992ATCF/V+IC REG CTRLR BOOST/SEPIC 12TQFN |
0 | - |
|
Datasheet |
- | 12-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 | 12-TQFN (3x3) |
|
MAX16992AUBA/V+IC REG CTRLR BOOST/SEPIC 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 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 | 10-uMAX-EP |
|
MAX16992AUBB/V+IC REG CTRLR BOOST/SEPIC 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 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 | 10-uMAX-EP |
|
CYPAS213A124SXQXLXA1EZ-PD PAG2S-PS INTEGRATED USB PD |
1,040 | - |
|
Datasheet |
EZ-PD™ | 24-SOIC (0.295", 7.50mm Width) | Tray | Active | PWM | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 3.15V ~ 30V | 20kHz ~ 300kHz | 55% | Yes | Yes | I2C | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 24-SOIC |
|
CYPAS213A132LQXQXQLA1EZ-PD PAG2S-PS INTEGRATED USB PD |
1,040 | - |
|
Datasheet |
EZ-PD™ | 32-WFQFN Exposed Pad | Tray | Active | PWM | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 3.15V ~ 30V | 20kHz ~ 300kHz | 55% | Yes | Yes | I2C | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
|
TPS53119RGTTDC-DC CONTROLLER |
439 | - |
|
Datasheet |
D-CAP+™, Eco-Mode™ | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 25V | 200kHz ~ 1.07MHz | 90% | Yes | No | - | Enable, Soft Start | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-VQFN (3x3) |
|
L5991ADIC REG CTRLR FLYBACK 16SO |
400 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 7.6V ~ 20V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Frequency Control, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 16-SO |
|
LM5150QRUMTQ1WIDE VIN LOW IQ BOOST CONTROLLER |
500 | - |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.5V ~ 42V | 220kHz ~ 2.3MHz | 91.5% | No | Yes | - | Enable, Current Limit | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 16-WQFN (4x4) |
|
XC9121D091MR-GSTEP-UP DCDC CONTROLLER MAX.DUTY |
3,000 | - |
|
Datasheet |
XC9121 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 93% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-25-5 |
|
LM5155QUDSSTQ12.2-MHZ WIDE VIN 1.5-A MOSFET D |
495 | - |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 16V, 3.5V ~ 45V | 100kHz ~ 2.2MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Sync | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 12-WSON (3x2) |
|
LM51551QUDSSTQ12.2-MHZ WIDE VIN 1.5-A MOSFET D |
480 | - |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 16V, 3.5V ~ 45V | 100kHz ~ 2.2MHz | 93% | No | Yes | - | Soft Start | -40°C ~ 125°C (TA) | Automotive | AEC-Q100 | Surface Mount | 12-WSON (3x2) |
|
|
LTC3805IDD#PBFIC REG CTRLR FLYBACK 10DFN |
0 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 3.95V ~ 9.5V | 70kHz ~ 700kHz | 80% | No | Yes | - | Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
|
LM5150QWRUMTQ1AUTOMOTIVE 1.5-V TO 42-V VIN, LO |
250 | - |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.5V ~ 42V | 220kHz ~ 2.3MHz | 91.5% | No | Yes | - | - | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 16-WQFN (4x4) |
|
|
TL1451ACDBRIC REG CTRLR MULT TOP 16SSOP |
1,995 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
NCP12711ADNR2G4-45 V INPUT CURRENT MODE ISOLAT |
3,798 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback, Forward Converter | 1 | 1 | 4V ~ 45V | 100kHz ~ 1MHz | 94% | Yes | No | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
CYPAS211A132LQXQXQLA1EZ-PD PAG2S-QZ INTEGRATED USB PD |
1,040 | - |
|
Datasheet |
EZ-PD™ | 32-WFQFN Exposed Pad | Tray | Active | PWM Signal | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 3.15V ~ 30V | 20kHz ~ 300kHz | 55% | Yes | Yes | - | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
MAX15004BAUE+IC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 40V | 15kHz ~ 500kHz | 50% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
MAX5053AEUA+IC REG CTRLR BOOST 8UMAX |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive, Isolation Capable | Boost | 1 | 1 | 10.8V ~ 24V | 262kHz | 50% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-uMAX/uSOP |
|
KTB2140GUAP-TBACTIVE CLAMP CURRENT-MODE PWM CO |
1,500 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8V ~ 80V | 100kHz ~ 1.2MHz | 89% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WQFN33 (3x3) |
