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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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LTC3805EDD-5#TRPBFIC REG CTRLR MULT TOPOLOGY 10DFN |
0 | - |
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Datasheet |
- | 10-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 3.95V ~ 9.5V | 70kHz ~ 700kHz | 80% | No | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
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MAX15026CETD+TIC REG CTRLR BUCK 14TDFN |
0 | - |
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Datasheet |
- | 14-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | 200kHz ~ 2MHz | 88% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-TDFN (3x3) |
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UC3843BVDR2IC REG CTRLR FLYBACK 14SOIC |
0 | - |
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Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 105°C (TA) | - | - | Surface Mount | 14-SOIC |
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RT8209AGQWIC REG CTRLR BUCK 16WQFN |
0 | - |
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- |
- | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Current Limit, Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-WQFN (3x3) |
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TPS40056PWPRG4IC REG CTRLR BUCK 16HTSSOP |
0 | - |
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Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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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LM5041AMTCIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | 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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LM5041MTCIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
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Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | 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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MAX771CPAIC REG CTRLR BOOST 8DIP |
0 | - |
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Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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EL7512CYZ-T13IC REG CTRLR BOOST 10MSOP |
0 | - |
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Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2V ~ 12V | 530kHz ~ 1.2MHz | 90% | No | No | - | Enable, Frequency Control, Low Battery, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-MSOP |
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MIC2193BM-TRIC REG CTRLR BUCK 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 14V | 400kHz | 100% | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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MIC2194BM-TRIC REG CTRLR BUCK/BUCK-BST 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost | 1 | 1 | 2.9V ~ 14V | 400kHz | 100% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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MIC2196BM-TRIC REG CTRLR BOOST 8SOIC |
0 | - |
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Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2.9V ~ 14V | 400kHz | 85% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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R1272S001A-E2-YE34 V INPUT SYNCHRONOUS STEP-DOWN |
0 | - |
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Datasheet |
R1272S | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 34V | 250kHz ~ 1MHz | - | Yes | Yes | - | Enable | -40°C ~ 105°C (TA) | - | - | Surface Mount | 18-HSOP |
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UCC38086PWG4IC REG CTRLR MULT TOP 8TSSOP |
0 | - |
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Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tray | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Half-Bridge, Push-Pull | 2 | 1 | 4.1V ~ 15V | 200kHz | 49% | Yes | No | - | Current Limit, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-TSSOP |
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MAX20458ATIA/VY+T36V DUAL 3.5A & 1.5A SYNC BUCK C |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 3.5V ~ 36V | 2.1MHz | - | Yes | Yes | - | - | -40°C ~ 125°C | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 28-TQFN (5x5) |
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MAX20458ATID/VY+T36V BOOST CONTROLLER WITH 4A SYN |
0 | - |
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Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down | Positive | Boost, Buck | 2 | 1 | 3.5V ~ 36V | 400kHz | 95% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Off Time Control, On Time Control, Phase Control, Power Good, Soft Start | -40°C ~ 125°C | - | - | Surface Mount, Wettable Flank | 28-TQFN (5x5) |
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TPS51125RGETG4IC REG CTRLR BUCK 24QFN |
0 | - |
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Datasheet |
D-CAP™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 5.5V ~ 28V | - | - | Yes | No | - | Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
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MAX1762EUB+TIC REG CTRLR BUCK 10UMAX |
0 | - |
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- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 20V | 300kHz | - | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
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LM5039SQX/NOPBIC REG CTRLR HALF-BRIDGE 24WQFN |
0 | - |
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Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | 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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RT8816CGQWIC PWM CTRLR BUCK WQFN-20 |
0 | - |
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Datasheet |
- | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
