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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX16990ATCD/VY+36V BOOST 1 MHZ IN UMAX OR TQFN |
0 | - |
|
Datasheet |
- | 12-WFQFN Exposed Pad | Tube | 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) |
|
XC9221A093MR-G16V INPUT STEP-DOWN DCDC CONTROL |
2,960 | - |
|
Datasheet |
XC9221 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.8V ~ 16V | 300kHz | 100% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-25-5 |
|
MAX5070BAUA+IC REG CTRLR FLYBACK 8UMAX |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10.8V ~ 30V | 20kHz ~ 1MHz | 49.8% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-uMAX/uSOP |
|
MAX5071AAUA+IC REG CTRLR FLYBACK 8UMAX |
0 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10.8V ~ 30V | 20kHz ~ 1MHz | 96% | No | Yes | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-uMAX/uSOP |
|
MAX16992ATCD/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) |
|
MAX20098ATEE/VY+36V >10A 5UA BUCK CONT |
0 | - |
|
Datasheet |
- | 16-WFQFN Exposed Pad | Strip | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 42V | 220kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount | 16-TQFN (3x3) |
|
LM51501QRUMRQ1IC REG BOOST ADJ 16WQFN |
2,000 | - |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.5V ~ 42V | 220kHz ~ 2.3MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Sync | -40°C ~ 150°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-WQFN (4x4) |
|
BM1Q041FJ-E2QUASI-RESONANT CONTROL TYPE DC/D |
2,500 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8.9V ~ 26V | 20kHz ~ 132kHz | - | No | No | - | - | -40°C ~ 105°C | - | - | Surface Mount | 8-SOP-J |
|
NCP81270MNTXGIMVP9 CONTROLLER WITH INTERNAL D |
3,768 | - |
|
- |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | Positive | - | 1 | 1 | 4.5V ~ 21V | Up to 600kHz | - | No | No | - | - | - | - | - | Surface Mount | 20-QFN (4x4) |
|
TL5001IDIC REG CTRLR BCK/BST/FLYBK 8SOIC |
525 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
KTC3500EVAC-TB3.5V TO 60V INPUT BOOST/SEPIC/FL |
1,500 | - |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tray | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 6V ~ 60V | 100kHz ~ 1.2MHz | 90% | No | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
|
RT8816AGQWIC PWM CTRLR BUCK WQFN-20 |
1,474 | - |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 2.5V ~ 26V | 250kHz ~ 750kHz | - | Yes | Yes | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-WQFN (3x3) |
|
RT8816BGQWIC PWM CTRLR BUCK WQFN-20 |
1,151 | - |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 5.5V | 250kHz ~ 750kHz | - | Yes | No | - | Current Limit, Dead Time, Frequency Control, Phase Control, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-WQFN (3x3) |
|
MAX16990ATCC/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 | 220kHz ~ 1MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 12-TQFN (3x3) |
|
LM5150QWRUMRQ1AUTOMOTIVE 1.5-V TO 42-V VIN, LO |
3,000 | - |
|
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) |
|
LM51501QWRUMRQ1AUTOMOTIVE 1.5-V TO 42-V VIN, LO |
2,943 | - |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.5V ~ 42V | 220kHz ~ 2.3MHz | 93% | No | Yes | - | Current Limit, Enable, Frequency Control, Sync | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-WQFN (4x4) |
|
LM5155QUDSSRQ12.2-MHZ WIDE VIN 1.5-A MOSFET D |
8,950 | - |
|
- |
- | 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) |
|
LM51551QUDSSRQ12.2-MHZ WIDE VIN 1.5-A MOSFET D |
8,667 | - |
|
- |
- | 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) |
|
|
LM5085SDX/NOPBIC REG CTRLR BUCK 8WSON |
4,482 | - |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 75V | Up to 1MHz | 100% | No | No | - | Current Limit, Enable, On Time Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-WSON (3x3) |
|
|
LM5020MMX-2/NOPBIC REG CTRLR FLYBACK 10MSOP |
3,415 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8V ~ 15V | 200kHz ~ 630kHz | 50% | No | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
