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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TL5001QDRG4IC REG CTRLR BCK/BST/FLYBK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | 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 |
|
NCP81102MNTXGIC REG BUCK CTLR 32QFN |
0 | - |
|
- |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 32-QFN (5x5) |
|
TPS40005DGQIC REG CTRLR BUCK 10MSOP |
0 | - |
|
Datasheet |
- | 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 600kHz | 93% | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-HVSSOP |
|
LM3743MM-1000/NOPBIC REG CTRLR BUCK 10MSOP |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 1MHz | 76% | Yes | No | - | Current Limit, Enable, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
LM3000ASQ/NOPBSWITCHING REGULATOR/CONTROLLER |
5,892 | - |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Bulk | 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) |
|
TPS40070PWPRIC REG CTRLR BUCK 16HTSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | 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 |
|
LTC3873ITS8-5#TRMPBFIC REG CTRLR MULT TOP TSOT23-8 |
0 | - |
|
Datasheet |
- | SOT-23-8 Thin, TSOT-23-8 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 4.1V ~ 60V | - | 78% | No | No | - | Current Limit, Enable, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | TSOT-23-8 |
|
UC3846QTRIC REG CTRLR MULT TOP 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull | 2 | 1 | 6.95V ~ 40V | 500kHz | 50% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
UCC2897RTJRIC REG CTRLR MULT TOPOLOGY 20QFN |
0 | - |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.5V ~ 14.5V | 250kHz | 74% | Yes | Yes | - | Enable, On Time Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
|
UC28023DWIC REG CTRLR MULT TOP 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 1 | 1 | 9V ~ 30V | 340kHz ~ 460kHz | 90% | Yes | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC25630-3DDBRUCC25630-3DDBR |
7,356 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width), 14 Leads | Tape & Reel (TR) | Obsolete | Transistor Driver | - | Positive, Isolation Capable | Half-Bridge | 1 | 1 | 11.25V ~ 26V | 35kHz ~ 1MHz | 50% | No | No | - | Hybrid Hysteretic Control (HHC) | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-SOIC |
|
LM25088QMHX-2/NOPBIC REG CTRLR BUCK 16TSSOP |
0 | - |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 42V | 50kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 16-HTSSOP |
|
LV5652T-TLM-H3 CHANNEL SWITCHING REGULATOR CO |
1,000 | - |
|
- |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MCP1653S-E/UNIC REG CTRLR MULT TOP 10MSOP |
400 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.7V ~ 5.5V | 750kHz | 80% | No | No | - | Current Limit, Enable, Low Battery, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
MCP1631V-E/STIC REG CTRLR SEPIC 20TSSOP |
370 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | Tube | 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) | - | - | Surface Mount | 20-TSSOP |
|
UC3823QIC REG CTRLR MULT TOP 20PLCC |
0 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 8.4V ~ 30V | 340kHz ~ 460kHz | 85% | No | No | - | Current Limit, Enable, Frequency Control, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
NCP81109GMNTXGIC REG BUCK CTLR 48QFN |
0 | - |
|
- |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 48-QFN (6x6) |
|
|
UCC38086PWIC REG CTRLR MULT TOP 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tube | 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 |
|
MAX5068EAUE+IC REG CTRLR FLYBACK 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 10.8V ~ 24V | 12.5kHz ~ 625kHz | 75% | Yes | Yes | - | Dead Time Control, Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
UCC2585DIC REG CTRLR BUCK 16SOIC |
0 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
