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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL6551IBDUAL SWITCHING CONTROLLER |
1,247 | - |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 10.8V ~ 13.2V | 50kHz ~ 500kHz | 50% | Yes | No | - | Current Limit, Dead Time Control, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SOIC |
|
UCC3585D-TISWITCHING CONTROLLER, VOLTAGE-MO |
6,350 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 1 | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC3585DSWITCHING CONTROLLER, VOLTAGE-MO |
525 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LTC3803HS6-5#TRPBFIC REG CTRLR FLYBACK TSOT23-6 |
0 | - |
|
Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 4V ~ 8.1V | 200kHz | 80% | No | No | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
|
LTC3775EMSE#TRPBFIC REG CTRLR BUCK 16MSOP |
0 | - |
|
Datasheet |
PolyPhase® | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 38V | 250kHz ~ 1MHz | 90% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-MSOP-EP |
|
ISL8118IRZIC REG CTRLR BUCK 28QFN |
204 | - |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 5.6V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
|
ISL6558CRZ-TSWITCHING CONTROLLER, VOLTAGE-MO |
5,890 | - |
|
Datasheet |
- | 20-VQFN Exposed Pad | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
|
UCC3807D-3IC REG CTRLR MULT TOPOLOGY 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, SEPIC | 1 | 1 | 4.1V ~ 13.5V | 202kHz | 78% | No | No | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
NCP5383MNR2GIC REG CTRLR BUCK 24QFN |
0 | - |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 13.2V | 100kHz ~ 400kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
UCC3961NIC REG CTRLR FWRD CONV 14DIP |
0 | - |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 8V ~ 19V | 400kHz | 72% | Yes | No | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 14-PDIP |
|
ISL6445IAZ-TKDUAL SWITCHING CONTROLLER |
963 | - |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.6V ~ 24V | 1.4MHz | 73% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
TPS51113DRCRIC REG CTRLR BUCK 10SON |
0 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 300kHz | 72% | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-VSON (3x3) |
|
TL1451CNSRIC REG CTRLR BUCK/BST/FLYBK 16SO |
0 | - |
|
Datasheet |
- | 16-SOIC (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-SO |
|
|
MAX1627ESAIC REG CTRLR BUCK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 16.5V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
LM5033MM/NOPBIC REG CTRLR PUSH-PULL 10MSOP |
1,751 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Last Time Buy | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
L6712AQTRIC REG CTRLR BUCK 36VFQFPN |
1,784 | - |
|
Datasheet |
- | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-VFQFPN (6x6) |
|
L6712QTRIC REG CTRLR BUCK 36VFQFPN |
659 | - |
|
Datasheet |
- | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-VFQFPN (6x6) |
|
TPS40071PWPIC REG CTRLR BUCK 16HTSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Bulk | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
MAX608EPAIC REG CTRLR BOOST 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
|
TL1453CDIC REG CTRLR 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | PWM | - | Positive | Boost | 2 | 1 | 3.6V ~ 40V | 1kHz ~ 500kHz | - | No | No | - | Dead Time Control, Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
