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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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LTC3801BES6#TRPBFIC REG CTRLR BUCK TSOT23-6 |
0 | - |
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Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.4V ~ 9.8V | 550kHz | 100% | No | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | TSOT-23-6 |
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UC2856DWTRIC REG CTRLR MULT TOP 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 47% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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TL5001AQDRIC REG CTRLR BCK/BST/FLYBK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
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LM3000SQX/NOPBIC REG CTRLR BUCK 32WQFN |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.3V ~ 5.5V | 200kHz ~ 1.5MHz | 85% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-WQFN (5x5) |
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ISL6228IRTZ-TIC REG CTRLR BUCK 28TQFN |
0 | - |
|
Datasheet |
Robust Ripple Regulator™ (R3) | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 3.3V ~ 25V | 200kHz ~ 600kHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good | -40°C ~ 100°C (TA) | - | - | Surface Mount | 28-TQFN (4x4) |
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L6910TRIC REG CTRLR BUCK 16SOIC |
0 | - |
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Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 200kHz | 100% | Yes | No | - | Current Limit, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 16-SO |
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MCP1631T-E/MLVAOINTEGRATED HS PWM |
0 | - |
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Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Sepic | 1 | 1 | 3V ~ 5.5V | - | - | No | No | - | Enable, Frequency Control, Ramp | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-QFN (4x4) |
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ISL6558IRZ-TKIC REG CTRLR BUCK 20QFN |
0 | - |
|
Datasheet |
- | 20-VQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
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ISL6558IRZA-TKIC REG CTRLR BUCK 20QFN |
0 | - |
|
Datasheet |
- | 20-VQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
|
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LM25117QPSQ/NOPBIC REG CTRLR BUCK 24WQFN |
0 | - |
|
Datasheet |
- | 24-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | Up to 750kHz | - | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 24-WQFN (4x4) |
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ISL68201IRZIC REG CTRLR BUCK PMBUS 24QFN |
0 | - |
|
Datasheet |
Rapid Robust Ripple Regulator™ (R4) | 24-VFQFN Exposed Pad | Tube | Active | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 24V | 300kHz ~ 1.5MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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LV5068V-TLM-HIC REG CTRLR BUCK 16SSOP |
0 | - |
|
- |
- | 16-LSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 40V | 330kHz | 95% | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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ISL6740IVZ-TIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
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MAX5061AUE+TIC REG CTRLR BUCK 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 28V | 125kHz ~ 1.5MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
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LTC7804IMSE#TRPBFLOW IQ SYNCH BOOST CONTROLLER |
0 | - |
|
Datasheet |
- | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 4.5V ~ 40V | 100kHz ~ 3MHz | 100% | Yes | No | - | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-MSOP-EP |
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MAX15159ATJ+TMAX15159ATJ+T |
0 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | - | - | Positive or Negative, Isolation Capable | Buck | 1 | 1 | 8V ~ 120V | 120kHz ~ 1MHz | - | Yes | Yes | - | Current Limit | -40°C ~ 125°C | - | - | Surface Mount | 32-TQFN (5x5) |
|
LM25143QRHARQ1AUTOMOTIVE, 3.5-V TO 42-V LOW-IQ |
0 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 3.5V ~ 42V | 100kHz ~ 2.2MHz | - | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 150°C (TJ) | - | - | Surface Mount, Wettable Flank | 40-VQFN (6x6) |
|
UC3843ADMIC REG CTRLR BUCK/BOOST 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
MAX25206ATPB/VY+THV 80V BUCK CONTROLLER |
0 | - |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 60V | 2.2MHz | 97% (Min) | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TA) | - | - | Surface Mount, Wettable Flank | 20-SWTQFN (4x4) |
|
UCC28084DRG4IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 2 | 1 | 4.1V ~ 15V | 200kHz | 49% | Yes | No | - | Current Limit, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
